Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
863
FNUS55 KBOU 012035
FWFBOU
Fire Weather Forecast for Northeast and North Central Colorado
National Weather Service Denver/Boulder CO
235 PM MDT Mon Sep 1 2025
.DISCUSSION...Tonight and Tuesday...
Tuesday will be slightly warmer than Monday with a few isolated
afternoon showers and storms. Relative humidity will stay above
20 percent with wind gusts staying below 25 mph. No critical fire
weather conditions expected.
LONG TERM DISCUSSION...Tuesday night through Saturday...
Wednesday and Thursday will be warm with a slight chance of
isolated storms in the afternoon. The warmest day will Thursday
when relative humidity will drop to around 15 percent across the
plains. With increasing wind gusts up to 35 mph ahead of a cold
front, elevated fire weather conditions may form across the
plains. Cooler and potentially wetter conditions are expected
Friday into next weekend. Smoke dispersal will be very good.
...Thunderstorms imply strong gusty erratic winds...
...All surface winds are 20-Foot...10-Minute averaged winds...
...CWR is Chance of Wetting Rain - 0.10 inch or more liquid...
...24 HR Trends are based on averages over the respective zone
groups and may not match the actual forecast values
shown in those groups...
COZ238-021045-
Larimer County Below 6000 Feet/Northwest Weld County-
Including Fort Collins, Hereford, Loveland, Nunn,
and West Pawnee Grasslands
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....49-53.
24 hr trend......Little change.
Max Humidity........63-73%.
24 hr trend......2-4% drier.
20-foot winds.......Northeast winds 4-9 mph with gusts to around 20
mph until 2400, then northwest 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......2500-3500 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2200, then southeast
until 2400, then light.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Slight chance of thunderstorms after 1200.
Chance of thunder...10 percent.
Max Temperature.....82-86.
24 hr trend......Little change.
Min Humidity........19-25%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 4-8 mph until 1200, then
northeast 4-9 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......Below 1000 FT AGL until 0900. 9500-10500 ft AGL
after 1100.
Transport winds.....Light winds until 1200, then north around 10
mph.
Smoke dispersal.....Poor until 1200, then good until 1700, then
fair.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min Temperature.....51-55.
24 hr trend......Little change.
Max Humidity........57-67%.
24 hr trend......10-15% drier.
20-foot winds.......Northeast winds 4-8 mph until 2400, then
northwest 4-9 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......2500-3500 ft AGL until 2000, then Below 1000 FT
AGL.
Transport winds.....North around 10 mph until 1900, then southeast
until 2100, then west until 0100, then light
until 0400, then northwest 10-15 mph.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(30-40%).
Chance of thunder...0 percent.
Max Temperature.....79-85.
24 hr trend......2-4 degrees cooler.
Min Humidity........24-28%.
24 hr trend......2-4% wetter.
20-foot winds.......North winds 11-19 mph with gusts to around 30
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 30-40 mph.
Mixing height.......Below 1000 FT AGL until 0700. 9000-10000 ft AGL
after 1200.
Transport winds.....Northwest 15-20 mph until 1000. North after
1700.
Smoke dispersal.....Poor until 1000, then very good until 1200,
then excellent until 1600, then very good.
.WEDNESDAY NIGHT...Mostly clear. Lows around 50. North winds
4-8 mph.
.THURSDAY...Mostly clear. Slight chance of rain showers. Highs in
the upper 80s. North winds 7-14 mph.
.FRIDAY...Not as warm. Partly cloudy. Slight chance of
thunderstorms. Lows around 50. Highs in the mid 70s. East winds
5-12 mph.
.SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the upper 40s. Highs around 80. Northeast winds 4-9 mph.
$$
COZ239-021045-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
Including Arvada, Boulder, Golden, Lakewood, and Longmont
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....52-56.
24 hr trend......Little change.
Max Humidity........59-69%.
24 hr trend......10-15% drier.
20-foot winds.......Northeast winds 4-8 mph until 2400, then west
4-6 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......5500-6500 ft AGL until 2000, then 1000-1500 ft
AGL.
Transport winds.....Northeast around 10 mph until 2100, then light.
Smoke dispersal.....Fair until 2000, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1500, then partly
cloudy(30-35%).
Chance of thunder...0 percent.
Max Temperature.....82-86.
24 hr trend......Little change.
Min Humidity........20-26%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 4-6 mph until 1200, then
northeast 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......9500-10500 ft AGL.
Transport winds.....Light winds until 1300, then north around 10
mph.
Smoke dispersal.....Poor until 1300, then good.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(30-40%).
Chance of thunder...0 percent.
Min Temperature.....53-57.
24 hr trend......Little change.
Max Humidity........54-64%.
24 hr trend......4-7% drier.
20-foot winds.......West winds 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......1500-2500 ft AGL.
Transport winds.....Northwest around 10 mph until 2000, then light
until 0300, then west around 10 mph.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%).
Chance of thunder...0 percent.
Max Temperature.....81-85.
24 hr trend......Little change.
Min Humidity........24-28%.
24 hr trend......2-4% wetter.
20-foot winds.......Northwest winds 4-8 mph until 1200, then
northeast 6-12 mph with gusts to around 20 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......8500-9500 ft AGL.
Transport winds.....Northwest 10-15 mph until 0900, then north.
Smoke dispersal.....Poor until 1000, then good until 1200, then
very good until 1500, then good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Northwest
winds 4-7 mph.
.THURSDAY...Partly cloudy. Highs in the upper 80s. North winds
4-8 mph.
.FRIDAY...Not as warm. Partly cloudy. Chance of thunderstorms.
Lows in the lower 50s. Highs in the upper 70s. East winds
4-7 mph.
.SATURDAY...Partly cloudy. Chance of rain showers and slight
chance of thunderstorms. Lows in the lower 50s. Highs in the
lower 80s. North winds 4-8 mph.
$$
COZ240-021045-
North Douglas County Below 6000 Feet/Denver/West Adams and
Arapahoe Counties/East Broomfield County-
Including Aurora, Brighton, City of Denver,
Denver International Airport, Highlands Ranch, Littleton,
and Parker
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....53-57.
24 hr trend......Little change.
Max Humidity........58-66%.
24 hr trend......10-15% drier.
20-foot winds.......East winds 4-9 mph with gusts to around 20 mph
until 2400, then south 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......6000-7000 ft AGL until 2000. Below 1000 FT AGL
after 2300.
Transport winds.....Northeast 10-15 mph until 2100. South after
2400.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Chance of thunder...0 percent.
Max Temperature.....84-88.
24 hr trend......Little change.
Min Humidity........17-21%.
24 hr trend......Little change.
20-foot winds.......Southwest winds 4-7 mph until 1200, then
northeast 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......Below 1000 FT AGL until 0900, then 9500-10500
ft AGL.
Transport winds.....Light winds until 1300, then north around 10
mph.
Smoke dispersal.....Poor until 1300, then good.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(30-35%).
Chance of thunder...0 percent.
Min Temperature.....55-59.
24 hr trend......2-4 degrees warmer.
Max Humidity........56-62%.
24 hr trend......Little change.
20-foot winds.......Southeast winds 4-9 mph until 2400, then
southwest.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......5000-6000 ft AGL until 2000. Below 1000 FT AGL
after 2100.
Transport winds.....Northeast around 10 mph until 2100, then light
until 2300, then southwest around 10 mph.
Smoke dispersal.....Fair until 2000, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(30-40%).
Chance of thunder...0 percent.
Max Temperature.....82-86.
24 hr trend......Little change.
Min Humidity........20-24%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 4-9 mph until 1200, then
northeast 8-14 mph. Gusts up to 25 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0700. 9500-10500 ft AGL
after 1100.
Transport winds.....Light winds until 0700, then northwest 10-15
mph until 1000, then north 15-20 mph until
1700, then around 10 mph.
Smoke dispersal.....Poor until 1000, then good until 1200, then
very good until 1700, then good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 50s. Southeast
winds 4-8 mph.
.THURSDAY...Partly cloudy. Highs in the upper 80s. North winds
4-9 mph.
.FRIDAY...Not as warm. Partly cloudy. Chance of thunderstorms.
Lows in the mid 50s. Highs in the upper 70s. East winds 4-9 mph.
.SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the mid 50s. Highs in the lower 80s. South winds 4-8 mph.
$$
COZ241-021045-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....49-53.
24 hr trend......Little change.
Max Humidity........63-73%.
24 hr trend......4-7% drier.
20-foot winds.......East winds 4-8 mph with gusts to around 20 mph
until 2400, then southwest.
CWR.................0 percent.
15K FT MSL winds....Northwest 25-35 mph.
Mixing height.......6500 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....Northeast 10-15 mph until 2100, then east until
2400, then southwest.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....80-84.
24 hr trend......Little change.
Min Humidity........21-25%.
24 hr trend......2-4% drier.
20-foot winds.......West winds 4-9 mph until 1200, then northeast
4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......Below 1000 FT AGL until 0900, then 9500-10500
ft AGL.
Transport winds.....Southwest around 10 mph until 0800, then light
until 1300, then north around 10 mph.
Smoke dispersal.....Poor until 1300, then good.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(30-40%) until 0300, then clear.
Chance of thunder...0 percent.
Min Temperature.....51-55.
24 hr trend......Little change.
Max Humidity........59-67%.
24 hr trend......7-10% drier.
20-foot winds.......Southeast winds 4-12 mph until 2400, then
southwest 6-10 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......8000 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....Northeast around 10 mph until 2100, then light
until 2200, then southwest 10-15 mph until
0500, then west.
Smoke dispersal.....Good until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1500, then partly cloudy.
Slight chance of rain showers after 1200 until
1500, then slight chance of thunderstorms.
Chance of thunder...10 percent.
Max Temperature.....78-82.
24 hr trend......Little change.
Min Humidity........23-27%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 6-13 mph until 1200, then north
10-17 mph. Gusts up to 25 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0700. 9000-10000 ft AGL
after 1200.
Transport winds.....West around 15 mph until 0900, then north.
Smoke dispersal.....Poor until 1000, then good until 1200, then
very good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. South
winds 4-9 mph.
.THURSDAY...Partly cloudy. Slight chance of rain showers. Highs
in the mid 80s. North winds 5-12 mph.
.FRIDAY...Partly cloudy. Chance of thunderstorms. Lows around 50.
Highs in the mid 70s. Southeast winds 7-14 mph.
.SATURDAY...Partly cloudy. Chance of thunderstorms. Lows around
50. Highs in the upper 70s. South winds 6-13 mph.
$$
COZ242-021045-
Northeast Weld County-
Including Briggsdale, East Pawnee Grasslands, Grover,
Pawnee Buttes, Raymer, and Stoneham
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....49-53.
24 hr trend......Little change.
Max Humidity........74-82%.
24 hr trend......4-7% drier.
20-foot winds.......East winds 5-12 mph with gusts to around 25 mph
until 2400, then west 4-7 mph.
CWR.................0 percent.
15K FT MSL winds....North 20-30 mph.
Mixing height.......4000-5000 ft AGL until 2000, then Below 1000 FT
AGL.
Transport winds.....Northeast around 15 mph until 2000. Southwest
after 0200.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....83-87.
24 hr trend......2-4 degrees warmer.
Min Humidity........18-22%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 4-7 mph until 1200, then north
4-13 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0900. 10500-11500 ft
AGL after 1100.
Transport winds.....Light winds until 0900, then west around 10 mph
until 1200, then north.
Smoke dispersal.....Poor until 1200. Very good after 1400.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(30-40%).
Chance of thunder...0 percent.
Min Temperature.....50-56.
24 hr trend......2-4 degrees warmer.
Max Humidity........61-71%.
24 hr trend......10-15% drier.
20-foot winds.......East winds 4-9 mph until 2400, then west.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......8500 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....Northwest around 10 mph until 2200, then east
until 2300, then south until 0200, then light
until 0400, then west around 10 mph.
Smoke dispersal.....Good until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....78-84.
24 hr trend......2-4 degrees cooler.
Min Humidity........24-32%.
24 hr trend......7-10% wetter.
20-foot winds.......North winds 12-21 mph with gusts to around 30
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 40-50 mph.
Mixing height.......Below 1000 FT AGL until 0700. 8000-9000 ft AGL
after 1200.
Transport winds.....Northwest 10-15 mph until 0800, then north
20-25 mph.
Smoke dispersal.....Poor until 1000, then very good until 1200,
then excellent until 1700, then very good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. East
winds 4-8 mph.
.THURSDAY...Mostly clear. Slight chance of rain showers. Highs in
the upper 80s. North winds 8-15 mph.
.FRIDAY...Not as warm. Mostly clear. Lows around 50. Highs in the
mid 70s. East winds 6-13 mph.
.SATURDAY...Mostly clear. Slight chance of thunderstorms. Lows in
the upper 40s. Highs in the lower 80s. East winds 6-13 mph.
$$
COZ243-021045-
Central and South Weld County-
Including Eaton, Fort Lupton, Greeley, and Roggen
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....49-53.
24 hr trend......Little change.
Max Humidity........73-83%.
24 hr trend......15-20% drier.
20-foot winds.......East winds 4-9 mph with gusts to around 25 mph
until 2400, then west 4-7 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......7000 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....Northeast 10-15 mph until 2100, then east until
2400, then south until 0100, then light.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....85-89.
24 hr trend......Little change.
Min Humidity........19-23%.
24 hr trend......Little change.
20-foot winds.......West winds 4-6 mph until 1200, then northeast
4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......Below 1000 FT AGL until 0900. 9000-10000 ft AGL
after 1300.
Transport winds.....Light winds until 1400, then north around 10
mph.
Smoke dispersal.....Poor until 1400, then good.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(30-40%).
Chance of thunder...0 percent.
Min Temperature.....49-55.
24 hr trend......Little change.
Max Humidity........70-80%.
24 hr trend......4-7% drier.
20-foot winds.......Southeast winds 4-9 mph until 2400, then west
4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......3000-4000 ft AGL until 2000, then Below 1000 FT
AGL.
Transport winds.....Northeast around 10 mph until 2000, then east
until 2100, then light until 2200, then
southwest around 10 mph until 0100, then light.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1500, then partly
cloudy(30-40%).
Chance of thunder...0 percent.
Max Temperature.....82-86.
24 hr trend......2-4 degrees cooler.
Min Humidity........22-26%.
24 hr trend......2-4% wetter.
20-foot winds.......North winds 8-16 mph with gusts to around 25
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 30-40 mph.
Mixing height.......Below 1000 FT AGL until 0700. 9500-10500 ft AGL
after 1100.
Transport winds.....Northwest 10-15 mph until 0900, then north
15-20 mph.
Smoke dispersal.....Poor until 1000, then good until 1100, then
very good until 1200, then excellent until
1600, then very good.
.WEDNESDAY NIGHT...Mostly clear. Lows around 50. East winds
4-8 mph.
.THURSDAY...Partly cloudy. Highs around 90. North winds 5-12 mph.
.FRIDAY...Not as warm. Partly cloudy. Slight chance of
thunderstorms. Lows in the lower 50s. Highs in the upper 70s.
East winds 4-9 mph.
.SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows
around 50. Highs in the mid 80s. East winds 4-9 mph.
$$
COZ244-021045-
Morgan County-
Including Brush, Fort Morgan, Goodrich, and Wiggins
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....49-53.
24 hr trend......Little change.
Max Humidity........80-90%.
24 hr trend......7-10% drier.
20-foot winds.......East winds 6-13 mph with gusts to around 25 mph
until 2400, then southwest 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....North 20-30 mph.
Mixing height.......6500 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....Northeast around 15 mph until 2000, then east
until 2400, then south until 0200, then light.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....85-89.
24 hr trend......Little change.
Min Humidity........21-25%.
24 hr trend......Little change.
20-foot winds.......West winds 4-7 mph until 1200, then north 4-9
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0900. 10000-11000 ft
AGL after 1200.
Transport winds.....Light winds until 1300, then north 10-15 mph.
Smoke dispersal.....Poor until 1300. Very good after 1600.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(30-40%).
Chance of thunder...0 percent.
Min Temperature.....51-55.
24 hr trend......Little change.
Max Humidity........70-80%.
24 hr trend......10-15% drier.
20-foot winds.......East winds 4-9 mph until 2400, then southwest.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......8000 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....North around 10 mph until 2100, then light
until 2200, then south around 10 mph until
2400, then light until 0500, then west around
10 mph.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....Around 84.
24 hr trend......2-4 degrees cooler.
Min Humidity........25-29%.
24 hr trend......2-4% wetter.
20-foot winds.......North winds 11-19 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 35-45 mph.
Mixing height.......Below 1000 FT AGL until 0700. 8500-9500 ft AGL
after 1100.
Transport winds.....Northwest 10-15 mph until 0900. North 20-25 mph
after 1200.
Smoke dispersal.....Poor until 1000, then good until 1100, then
very good until 1200, then excellent until
1700, then very good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds 4-9 mph.
.THURSDAY...Mostly clear. Highs around 90. North winds 7-14 mph.
.FRIDAY...Not as warm. Partly cloudy. Lows in the lower 50s.
Highs in the upper 70s. East winds 6-13 mph.
.SATURDAY...Mostly clear. Slight chance of thunderstorms. Lows in
the lower 50s. Highs in the mid 80s. Southeast winds 7-14 mph.
$$
COZ245-021045-
Central and East Adams and Arapahoe Counties-
Including Bennett, Byers, Deer Trail, and Leader
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....51-55.
24 hr trend......Little change.
Max Humidity........65-75%.
24 hr trend......4-7% drier.
20-foot winds.......East winds 6-12 mph with gusts to around 20 mph
until 2400, then southwest 4-13 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......7000 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....Northeast around 15 mph until 2000. Southwest
after 0300.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....84-88.
24 hr trend......Little change.
Min Humidity........18-22%.
24 hr trend......Little change.
20-foot winds.......West winds 4-9 mph until 1200, then north.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0900, then 9500-10500
ft AGL.
Transport winds.....Southwest around 10 mph until 0800, then light
until 1300, then north around 10 mph.
Smoke dispersal.....Poor until 1300, then good.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(30-40%).
Chance of thunder...0 percent.
Min Temperature.....53-57.
24 hr trend......2-4 degrees warmer.
Max Humidity........58-68%.
24 hr trend......4-7% drier.
20-foot winds.......Southeast winds 6-10 mph until 2400, then
southwest.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......7500 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....Northeast around 10 mph until 2100, then light
until 2200, then south around 10 mph until
0400, then west.
Smoke dispersal.....Good until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....81-85.
24 hr trend......Little change.
Min Humidity........21-25%.
24 hr trend......2-4% wetter.
20-foot winds.......Northwest winds 8-15 mph until 1200, then north
12-18 mph. Gusts up to 25 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 30-40 mph.
Mixing height.......Below 1000 FT AGL until 0700. 9500-10500 ft AGL
after 1100.
Transport winds.....West 10-15 mph until 0900, then north 20-25 mph
until 1700, then around 15 mph.
Smoke dispersal.....Poor until 1000, then good until 1100, then
very good until 1200, then excellent until
1700, then very good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds 6-13 mph.
.THURSDAY...Mostly clear. Highs in the upper 80s. North winds
7-14 mph.
.FRIDAY...Partly cloudy. Slight chance of thunderstorms. Lows in
the lower 50s. Highs in the upper 70s. Southeast winds 7-14 mph.
.SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 50s. Highs in the lower 80s. South winds 7-14 mph.
$$
COZ248-021045-
Logan County-
Including Crook, Merino, Sterling, and Peetz
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....49-53.
24 hr trend......Little change.
Max Humidity........89-99%.
24 hr trend......Little change.
20-foot winds.......East winds 5-12 mph with gusts to around 20 mph
until 2400, then southwest 4-7 mph.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......3000-4000 ft AGL until 2000, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2100. West after
0200.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....83-87.
24 hr trend......2-4 degrees warmer.
Min Humidity........22-26%.
24 hr trend......2-4% drier.
20-foot winds.......West winds 4-8 mph until 1200, then north 4-13
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0900. 9500-10500 ft AGL
after 1200.
Transport winds.....West around 10 mph until 1200, then north.
Smoke dispersal.....Poor until 1200. Very good after 1400.
.TUESDAY NIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....52-56.
24 hr trend......4-7 degrees warmer.
Max Humidity........63-73%.
24 hr trend......25-35% drier.
20-foot winds.......East winds 4-8 mph until 2400, then southwest.
CWR.................0 percent.
15K FT MSL winds....Northwest 30-40 mph.
Mixing height.......6500 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....Northeast 10-15 mph until 2100, then east until
2400, then southeast until 0100, then light
until 0200, then south around 10 mph until
0300, then light until 0400, then west around
10 mph.
Smoke dispersal.....Good until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....76-82.
24 hr trend......4-7 degrees cooler.
Min Humidity........31-39%.
24 hr trend......7-10% wetter.
20-foot winds.......North winds 11-21 mph with gusts to around 30
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 40-50 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 7000-8000 ft
AGL.
Transport winds.....Northwest 10-15 mph until 1000, then north
20-25 mph.
Smoke dispersal.....Poor until 1000, then good until 1200, then
very good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. Southeast
winds 4-9 mph.
.THURSDAY...Mostly clear. Slight chance of rain showers. Highs in
the upper 80s. Northwest winds 8-15 mph.
.FRIDAY...Not as warm. Mostly clear. Lows around 50. Highs in the
mid 70s. Northeast winds 5-12 mph.
.SATURDAY...Mostly clear. Slight chance of thunderstorms. Lows
around 50. Highs in the lower 80s. Southeast winds 7-14 mph.
$$
COZ249-021045-
Washington County-
Including Akron, Cope, Last Chance, and Otis
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....49-53.
24 hr trend......Little change.
Max Humidity........84-94%.
24 hr trend......10-15% drier.
20-foot winds.......East winds 6-13 mph with gusts to around 30 mph
until 2400, then southwest 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......3500-4500 ft AGL until 2000, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2100. Southwest after
0300.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....83-87.
24 hr trend......2-4 degrees warmer.
Min Humidity........21-25%.
24 hr trend......7-10% drier.
20-foot winds.......West winds 4-9 mph until 1200, then north 6-12
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0900, then 9000-10000
ft AGL.
Transport winds.....West around 10 mph until 1100, then north.
Smoke dispersal.....Poor until 1200. Very good after 1500.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min Temperature.....53-57.
24 hr trend......2-4 degrees warmer.
Max Humidity........63-71%.
24 hr trend......15-20% drier.
20-foot winds.......East winds 5-12 mph with gusts to around 20 mph
until 2400, then southwest 6-10 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 25-35 mph.
Mixing height.......8000 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....North around 10 mph until 2100, then east until
2300, then south until 0200, then southwest.
Smoke dispersal.....Good until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....80-84.
24 hr trend......Little change.
Min Humidity........25-31%.
24 hr trend......4-7% wetter.
20-foot winds.......Northwest winds 10-17 mph until 1200, then
north 15-23 mph. Gusts up to 30 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 35-45 mph.
Mixing height.......Below 1000 FT AGL until 0800. 8500-9500 ft AGL
after 1200.
Transport winds.....West 10-15 mph until 1000, then north 20-25
mph.
Smoke dispersal.....Poor until 1000, then good until 1200, then
excellent until 1700, then very good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds 6-13 mph.
.THURSDAY...Mostly clear. Highs in the upper 80s. Northwest winds
9-16 mph.
.FRIDAY...Not as warm. Partly cloudy. Lows in the lower 50s.
Highs in the mid 70s. East winds 7-14 mph.
.SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows
in the lower 50s. Highs in the lower 80s. South winds 10-17 mph.
$$
COZ250-021045-
Sedgwick County-
Including Julesburg, Ovid, and Sedgwick
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....49-53.
24 hr trend......Little change.
Max Humidity........100%.
24 hr trend......Little change.
20-foot winds.......East winds 5-12 mph with gusts to around 20 mph
until 2400, then southwest 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....North 30-40 mph.
Mixing height.......2500-3500 ft AGL until 2000, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2100, then southeast
until 0100, then southwest until 0500, then
west.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....82-86.
24 hr trend......4-7 degrees warmer.
Min Humidity........26-30%.
24 hr trend......15-20% drier.
20-foot winds.......West winds 4-12 mph until 1200, then north 6-10
mph.
CWR.................0 percent.
15K FT MSL winds....North 30-40 mph.
Mixing height.......Below 1000 FT AGL until 0900. 9000-10000 ft AGL
after 1200.
Transport winds.....West around 10 mph until 1200, then north 15-20
mph.
Smoke dispersal.....Poor until 1200. Very good after 1400.
.TUESDAY NIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....Around 55.
24 hr trend......2-4 degrees warmer.
Max Humidity........68-72%.
24 hr trend......25-35% drier.
20-foot winds.......Northeast winds 4-12 mph until 2400, then
southwest 4-13 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 30-40 mph.
Mixing height.......2000-3000 ft AGL until 2100, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2200, then east until
0100, then light until 0300, then west around
10 mph.
Smoke dispersal.....Fair until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....76-80.
24 hr trend......4-7 degrees cooler.
Min Humidity........40-44%.
24 hr trend......10-15% wetter.
20-foot winds.......North winds 11-21 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 40-50 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 6000-7000 ft
AGL.
Transport winds.....Northwest 10-15 mph until 1000, then north
20-25 mph.
Smoke dispersal.....Poor until 1100, then good until 1400, then
very good until 1700, then good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. Southeast
winds 4-9 mph.
.THURSDAY...Mostly clear. Highs in the mid 80s. Northwest winds
8-15 mph.
.FRIDAY...Not as warm. Mostly clear. Lows around 50. Highs in the
lower 70s. Northeast winds 6-12 mph.
.SATURDAY...Mostly clear. Slight chance of thunderstorms. Lows
around 50. Highs in the upper 70s. Southeast winds 9-16 mph.
$$
COZ251-021045-
Phillips County-
Including Amherst, Haxtun, and Holyoke
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....49-53.
24 hr trend......Little change.
Max Humidity........100%.
24 hr trend......Little change.
20-foot winds.......East winds 4-9 mph with gusts to around 20 mph
until 2400, then southwest 4-7 mph.
CWR.................0 percent.
15K FT MSL winds....North 30-40 mph.
Mixing height.......2500-3500 ft AGL until 2000, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2100, then east until
2300, then light until 0100, then southwest
around 10 mph until 0500, then west.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....82-86.
24 hr trend......4-7 degrees warmer.
Min Humidity........26-30%.
24 hr trend......15-20% drier.
20-foot winds.......Northwest winds 5-13 mph.
CWR.................0 percent.
15K FT MSL winds....North 30-40 mph.
Mixing height.......Below 1000 FT AGL until 0900, then 9000-10000
ft AGL.
Transport winds.....West around 10 mph until 1200, then north.
Smoke dispersal.....Poor until 1200. Very good after 1500.
.TUESDAY NIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....Around 55.
24 hr trend......2-4 degrees warmer.
Max Humidity........69-73%.
24 hr trend......25-35% drier.
20-foot winds.......Northeast winds 4-12 mph until 2400, then west.
CWR.................0 percent.
15K FT MSL winds....Northwest 30-40 mph.
Mixing height.......2500-3500 ft AGL until 2000, then Below 1000 FT
AGL.
Transport winds.....Northeast 10-15 mph until 2200, then east until
2400, then light until 0400, then west around
10 mph.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....Around 79.
24 hr trend......4-7 degrees cooler.
Min Humidity........37-41%.
24 hr trend......10-15% wetter.
20-foot winds.......North winds 10-20 mph with gusts to around 30
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 40-50 mph.
Mixing height.......Below 1000 FT AGL until 0700, then 6500-7500 ft
AGL.
Transport winds.....Northwest 10-15 mph until 1100, then north
20-25 mph.
Smoke dispersal.....Poor until 1100, then good until 1400, then
very good until 1700, then good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. Southeast
winds 4-9 mph.
.THURSDAY...Mostly clear. Highs in the mid 80s. Northwest winds
7-14 mph.
.FRIDAY...Not as warm. Mostly clear. Lows around 50. Highs in the
lower 70s. Northeast winds 6-10 mph.
.SATURDAY...Mostly clear. Slight chance of thunderstorms. Lows
around 50. Highs in the upper 70s. Southeast winds 9-16 mph.
$$
COZ246-021045-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Including Agate, Hugo, Limon, and Matheson
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....47-53.
24 hr trend......Little change.
Max Humidity........76-86%.
24 hr trend......2-4% drier.
20-foot winds.......East winds 4-9 mph with gusts to around 25 mph
until 2400, then southwest 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......4000-5000 ft AGL until 2000, then Below 1000 FT
AGL.
Transport winds.....North 15-20 mph until 2000, then east around 10
mph until 2300, then southeast until 0100, then
southwest.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....81-85.
24 hr trend......Little change.
Min Humidity........20-24%.
24 hr trend......2-4% drier.
20-foot winds.......West winds 4-8 mph until 1200, then north 4-13
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 25-35 mph.
Mixing height.......Below 1000 FT AGL until 0900, then 9500-10500
ft AGL.
Transport winds.....West around 10 mph until 0800, then light until
1200, then north 10-15 mph.
Smoke dispersal.....Poor until 1300, then good.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(30-35%) until 0300, then clear.
Chance of thunder...0 percent.
Min Temperature.....52-56.
24 hr trend......4-7 degrees warmer.
Max Humidity........61-71%.
24 hr trend......10-15% drier.
20-foot winds.......Southeast winds 4-9 mph until 2400, then
southwest 4-13 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......8500 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....North around 10 mph until 2000, then light
until 2200, then south around 10 mph until
0200, then southwest.
Smoke dispersal.....Good until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....80-84.
24 hr trend......Little change.
Min Humidity........22-26%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 8-15 mph until 1200, then north
12-22 mph. Gusts up to 30 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 35-45 mph.
Mixing height.......Below 1000 FT AGL until 0700. 9000-10000 ft AGL
after 1200.
Transport winds.....Northwest 15-20 mph until 1000, then north
20-25 mph.
Smoke dispersal.....Poor until 1000, then good until 1100, then
very good until 1200, then excellent until
1700, then very good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds 6-13 mph.
.THURSDAY...Mostly clear. Highs in the mid 80s. Northwest winds
7-14 mph.
.FRIDAY...Not as warm. Partly cloudy. Slight chance of
thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
Southeast winds 8-15 mph.
.SATURDAY...Partly cloudy. Chance of rain showers and slight
chance of thunderstorms. Lows around 50. Highs in the lower 80s.
South winds 9-16 mph.
$$
COZ247-021045-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Including Forder, Karval, Kutch, and Punkin Center
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....48-52.
24 hr trend......Little change.
Max Humidity........84-94%.
24 hr trend......Little change.
20-foot winds.......Northeast winds 5-12 mph with gusts to around
20 mph until 2400, then northwest 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....North 25-35 mph.
Mixing height.......7500 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....Northeast around 15 mph until 2200, then east
until 2400, then light until 0400, then west
around 10 mph.
Smoke dispersal.....Very good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....82-86.
24 hr trend......Little change.
Min Humidity........21-25%.
24 hr trend......2-4% drier.
20-foot winds.......West winds 4-9 mph until 1200, then northeast
5-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......Below 1000 FT AGL until 0900, then 9000-10000
ft AGL.
Transport winds.....West around 10 mph until 0800, then light until
1300, then north around 10 mph.
Smoke dispersal.....Poor until 1400, then good.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(30-40%).
Chance of thunder...0 percent.
Min Temperature.....51-55.
24 hr trend......2-4 degrees warmer.
Max Humidity........69-79%.
24 hr trend......20-25% drier.
20-foot winds.......East winds 4-8 mph until 2400, then west 4-9
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......9000 ft AGL until 1900. Below 1000 FT AGL after
2000.
Transport winds.....North around 10 mph until 1900, then east until
2100, then southwest until 0200, then west.
Smoke dispersal.....Fair until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny.
Chance of thunder...0 percent.
Max Temperature.....82-86.
24 hr trend......Little change.
Min Humidity........20-24%.
24 hr trend......Little change.
20-foot winds.......North winds 9-17 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 30-40 mph.
Mixing height.......Below 1000 FT AGL until 0800. 10000-11000 ft
AGL after 1100.
Transport winds.....Northwest 10-15 mph until 1100, then north
20-25 mph.
Smoke dispersal.....Poor until 1000, then fair until 1100, then
very good until 1200, then excellent until
1700, then very good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 50s. Southeast
winds 4-9 mph.
.THURSDAY...Mostly clear. Highs in the upper 80s. Northwest winds
5-12 mph.
.FRIDAY...Not as warm. Partly cloudy. Slight chance of
thunderstorms. Lows in the lower 50s. Highs in the mid 70s. East
winds 9-16 mph.
.SATURDAY...Partly cloudy. Chance of rain showers and slight
chance of thunderstorms. Lows in the upper 40s. Highs in the
lower 80s. Southeast winds 7-14 mph.
$$
COZ215-021045-
Larimer and Boulder Counties Between 6000 and 9000 Feet-
Including Estes Park, Glendevey, Laramie River Valley, Nederland,
and Red Feather Lakes
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....43-53.
24 hr trend......Little change.
Max Humidity........54-64%.
24 hr trend......4-7% wetter.
20-foot winds.......
Valleys/lwr slopes...East winds 4-7 mph until 2400, then west.
Ridges/upr slopes....East winds 4-7 mph until 2400, then
southwest.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......8000 ft AGL until 1900, then 1500-2500 ft AGL.
Transport winds.....East around 10 mph until 2100, then southeast
until 2300, then light.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(40-50%) until 1500, then mostly
cloudy(50-60%). Slight chance of thunderstorms
after 1200.
Chance of thunder...20 percent.
Max Temperature.....70-80.
24 hr trend......Little change.
Min Humidity........22-30%.
24 hr trend......4-7% wetter.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 4-7 mph until 1200, then
northeast 4-8 mph.
Ridges/upr slopes....Northwest winds 4-7 mph until 1200, then
northeast 4-8 mph.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......3500-4500 ft AGL until 1100, then 8500-9500 ft
AGL.
Transport winds.....West around 10 mph until 0800, then light until
1100, then north around 10 mph.
Smoke dispersal.....Poor until 1100, then good until 1700, then
fair.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(35-45%).
Chance of thunder...0 percent.
Min Temperature.....45-55.
24 hr trend......Little change.
Max Humidity........51-61%.
24 hr trend......4-7% drier.
20-foot winds.......
Valleys/lwr slopes...West winds 4-8 mph.
Ridges/upr slopes....West winds 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......1500-2500 ft AGL.
Transport winds.....Light winds until 0100, then west 10-15 mph.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%). Slight chance of thunderstorms
after 1200.
Chance of thunder...20 percent.
Max Temperature.....69-79.
24 hr trend......Little change.
Min Humidity........23-31%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...North winds 6-14 mph with gusts to around
20 mph.
Ridges/upr slopes....North winds 6-14 mph with gusts to around
20 mph.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......9000-10000 ft AGL.
Transport winds.....Northwest 15-20 mph.
Smoke dispersal.....Poor until 1000, then very good until 1200,
then excellent until 1600, then good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. West
winds 4-7 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Highs
in the upper 70s. Northwest winds 5-12 mph.
.FRIDAY...Partly cloudy. Chance of thunderstorms. Lows in the mid
40s. Highs in the upper 60s. Southeast winds 4-7 mph.
.SATURDAY...Partly cloudy. Chance of thunderstorms. Lows in the
upper 40s. Highs in the lower 70s. Southwest winds 4-8 mph.
$$
COZ216-021045-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Including Bailey, Central City, Evergreen, Georgetown,
Idaho Springs, Northern Rampart Range, Tarryall, and Westcreek
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....44-54.
24 hr trend......Little change.
Max Humidity........57-67%.
24 hr trend......10-15% drier.
20-foot winds.......
Valleys/lwr slopes...Northeast winds 4-8 mph until 2400, then
southwest 4-7 mph.
Ridges/upr slopes....Northeast winds 4-8 mph until 2400, then
southwest.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......1500-2500 ft AGL.
Transport winds.....Northeast around 10 mph until 2000, then light
until 0200, then southwest around 10 mph.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%). Chance of rain showers and
slight chance of thunderstorms after 1200 until
1500, then chance of thunderstorms.
Chance of thunder...30 percent.
Max Temperature.....70-80.
24 hr trend......2-4 degrees warmer.
Min Humidity........22-28%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...West winds 4-8 mph until 1200, then
northeast 4-9 mph.
Ridges/upr slopes....Northwest winds 4-8 mph until 1200, then
northeast 4-13 mph.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......9000-10000 ft AGL.
Transport winds.....West around 10 mph until 0800, then light until
1100, then north around 10 mph.
Smoke dispersal.....Poor until 1200, then good.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(35-45%).
Chance of thunder...0 percent.
Min Temperature.....46-56.
24 hr trend......Little change.
Max Humidity........54-64%.
24 hr trend......4-7% drier.
20-foot winds.......
Valleys/lwr slopes...West winds 4-9 mph.
Ridges/upr slopes....West winds 4-12 mph. Gusts up to 20 mph
after midnight.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......1500-2500 ft AGL.
Transport winds.....North around 10 mph until 1900, then light
until 2300, then west 10-15 mph.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(40-50%). Chance of rain showers and
slight chance of thunderstorms after 1200 until
1500, then chance of thunderstorms.
Chance of thunder...30 percent.
Max Temperature.....69-79.
24 hr trend......2-4 degrees cooler.
Min Humidity........23-31%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 4-9 mph until 1200, then
northeast 7-14 mph. Gusts up to 20 mph.
Ridges/upr slopes....Northwest winds 5-12 mph until 1200, then
northeast 6-13 mph. Gusts up to 25 mph.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......5000-6000 ft AGL until 1200, then 8000-9000 ft
AGL.
Transport winds.....Northwest 10-15 mph until 0900, then north.
Smoke dispersal.....Poor until 1100, then good until 1600, then
fair.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 40s. West
winds 4-8 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Highs
in the upper 70s. Northwest winds 4-9 mph.
.FRIDAY...Partly cloudy. Chance of thunderstorms. Lows in the
upper 40s. Highs around 70. South winds 4-8 mph.
.SATURDAY...Mostly cloudy. Chance of thunderstorms. Lows in the
upper 40s. Highs in the lower 70s. West winds 4-8 mph.
$$
COZ211-021045-
Jackson County Below 9000 Feet-
Including Gould, North Park, Rand, Spicer, and Walden
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....33-41.
24 hr trend......Little change.
Max Humidity........73-83%.
24 hr trend......2-4% drier.
20-foot winds.......Northeast winds 5-12 mph with gusts to around
20 mph until 2400, then southeast 4-7 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest around 15 mph.
Mixing height.......9500 ft AGL until 1900, then 1500-2500 ft AGL.
Transport winds.....Northeast around 10 mph until 2200, then east
until 2400, then light.
Smoke dispersal.....Good until 1900, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%) until 1500, then mostly
cloudy(50-60%). Slight chance of thunderstorms
after 1200.
Chance of thunder...10 percent.
Max Temperature.....72-76.
24 hr trend......Little change.
Min Humidity........21-25%.
24 hr trend......2-4% wetter.
20-foot winds.......South winds 4-6 mph until 1200, then north 6-12
mph with gusts to around 20 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest around 15 mph.
Mixing height.......2000-3000 ft AGL until 1100, then 9500-10500 ft
AGL.
Transport winds.....Light winds until 1200, then northwest around
10 mph.
Smoke dispersal.....Poor until 1200, then good.
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy(50-60%) until 2100, then partly
cloudy.
Chance of thunder...0 percent.
Min Temperature.....34-42.
24 hr trend......Little change.
Max Humidity........70-80%.
24 hr trend......7-10% drier.
20-foot winds.......East winds 4-8 mph until 2400, then south 4-7
mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......7500 ft AGL until 1900, then 1000-2000 ft AGL.
Transport winds.....North around 10 mph until 1900, then light.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(40-50%). Slight chance of thunderstorms
after 1200.
Chance of thunder...10 percent.
Max Temperature.....70-76.
24 hr trend......Little change.
Min Humidity........22-26%.
24 hr trend......Little change.
20-foot winds.......Northwest winds 6-14 mph. Gusts up to 25 mph in
the afternoon.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......5000-6000 ft AGL until 1200, then 9000-10000 ft
AGL.
Transport winds.....Light winds until 1000, then northwest 10-15
mph.
Smoke dispersal.....Poor until 1100. Very good after 1200.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 30s. Southeast
winds 4-8 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Highs
in the mid 70s. Northwest winds 6-13 mph.
.FRIDAY...Partly cloudy. Chance of thunderstorms. Lows in the
upper 30s. Highs in the lower 70s. Southeast winds 4-9 mph.
.SATURDAY...Partly cloudy. Chance of thunderstorms. Lows in the
upper 30s. Highs in the lower 70s. Southwest winds 4-9 mph.
$$
COZ213-021045-
Grand and Summit Counties Below 9000 Feet-
Including Dillon, Fraser, Granby, Grand Lake,
Green Mountain Reservoir, Hot Sulphur Springs, Kremmling,
Middle Park, and Williams Fork Reservoir
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Mostly clear.
Chance of thunder...0 percent.
Min Temperature.....34-44.
24 hr trend......2-4 degrees warmer.
Max Humidity........73-83%.
24 hr trend......15-20% drier.
20-foot winds.......East winds 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......10500 ft AGL until 1900, then 2000-3000 ft AGL.
Transport winds.....Northeast around 10 mph until 2000, then east
until 0100, then light.
Smoke dispersal.....Fair until 2000, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(30-40%).
Chance of thunder...0 percent.
Max Temperature.....70-78.
24 hr trend......Little change.
Min Humidity........17-25%.
24 hr trend......Little change.
20-foot winds.......Southeast winds 4-6 mph until 1200, then
northwest 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest around 15 mph.
Mixing height.......2000-3000 ft AGL until 1100, then 11000-12000
ft AGL.
Transport winds.....Light winds until 1200, then northwest around
10 mph.
Smoke dispersal.....Poor until 1200, then good.
.TUESDAY NIGHT...
Sky/weather.........Partly cloudy(35-45%).
Chance of thunder...0 percent.
Min Temperature.....35-45.
24 hr trend......Little change.
Max Humidity........69-79%.
24 hr trend......4-7% drier.
20-foot winds.......Northeast winds 4-8 mph until 2400, then
southeast 4-6 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......9500 ft AGL until 1900, then 2000-3000 ft AGL.
Transport winds.....North around 10 mph until 2000, then light.
Smoke dispersal.....Good until 1900, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%).
Chance of thunder...0 percent.
Max Temperature.....69-77.
24 hr trend......2-4 degrees cooler.
Min Humidity........19-29%.
24 hr trend......7-10% wetter.
20-foot winds.......North winds 4-9 mph. Gusts up to 20 mph in the
afternoon.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......5500-6500 ft AGL until 1200, then 10500-11500
ft AGL.
Transport winds.....Light winds until 1000, then northwest 10-15
mph.
Smoke dispersal.....Poor until 1100. Very good after 1200.
.WEDNESDAY NIGHT...Mostly clear. Lows in the upper 30s. East
winds 4-7 mph.
.THURSDAY...Mostly clear. Highs in the mid 70s. West winds
4-8 mph.
.FRIDAY...Partly cloudy. Chance of thunderstorms. Lows in the
lower 40s. Highs around 70. Southeast winds 4-7 mph.
.SATURDAY...Partly cloudy. Chance of thunderstorms. Lows around
40. Highs around 70. Southwest winds 4-7 mph.
$$
COZ214-021045-
Central and Southeast Park County-
Including Eleven Mile Canyon Reservoir, Fairplay, Guffey,
Hartsel, Lake George, and South Park
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Partly cloudy until 0300, then clear.
Chance of thunder...0 percent.
Min Temperature.....39-45.
24 hr trend......Little change.
Max Humidity........73-83%.
24 hr trend......15-20% drier.
20-foot winds.......
Valleys/lwr slopes...East winds 4-9 mph with gusts to around 20
mph until 2400, then west 4-7 mph.
Ridges/upr slopes....East winds 5-12 mph with gusts to around
20 mph until 2400, then west 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest around 15 mph.
Mixing height.......1500-2500 ft AGL.
Transport winds.....East 10-15 mph until 2300, then light until
0100, then south around 10 mph until 0200, then
light.
Smoke dispersal.....Fair until 2000, then poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%) until 1500, then mostly
cloudy(50-60%). Chance of rain showers and
slight chance of thunderstorms after 1200 until
1500, then chance of thunderstorms.
Chance of thunder...30 percent.
Max Temperature.....66-74.
24 hr trend......Little change.
Min Humidity........23-27%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 4-7 mph until 1200, then
northeast 4-9 mph.
Ridges/upr slopes....Northwest winds 4-8 mph until 1200, then
east 4-9 mph.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......2500-3500 ft AGL until 1100, then 9000-10000 ft
AGL.
Transport winds.....Light winds until 0700, then northwest around
10 mph until 1500, then northeast until 1700,
then east.
Smoke dispersal.....Poor until 1100, then good.
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy(55-60%) until 2100, then partly
cloudy(35-45%).
Chance of thunder...0 percent.
Min Temperature.....39-45.
24 hr trend......Little change.
Max Humidity........72-82%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...Southeast winds 4-8 mph with gusts to
around 20 mph until 2400, then west.
Ridges/upr slopes....Southeast winds 4-13 mph until 2400, then
west 4-9 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......1500-2500 ft AGL.
Transport winds.....East around 10 mph until 2100, then light until
0200, then west around 10 mph.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(40-50%) until 1500, then mostly
cloudy(50-60%). Chance of rain showers and
slight chance of thunderstorms after 1200 until
1500, then chance of thunderstorms.
Chance of thunder...30 percent.
Max Temperature.....66-74.
24 hr trend......Little change.
Min Humidity........22-26%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 4-8 mph until 1200, then
north 6-13 mph with gusts to around 20
mph.
Ridges/upr slopes....Northwest winds 5-12 mph until 1200, then
north 6-13 mph with gusts to around 20
mph.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......3000-4000 ft AGL until 1100, then 9500-10500 ft
AGL.
Transport winds.....Northwest 10-15 mph until 1700, then northeast.
Smoke dispersal.....Poor until 1100, then very good until 1700,
then good.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s.
Southwest winds 4-8 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Highs
in the lower 70s. Northwest winds 5-12 mph.
.FRIDAY...Mostly cloudy. Rain showers likely and chance of
thunderstorms. Lows in the lower 40s. Highs in the mid 60s. South
winds 4-8 mph.
.SATURDAY...Mostly cloudy. Rain showers likely and chance of
thunderstorms. Lows in the lower 40s. Highs in the upper 60s.
West winds 4-8 mph.
$$
COZ218-021045-
South and East Jackson/Larimer/North and Northeast Grand/
Northwest Boulder Counties Above 9000 Feet-
Including Cameron Pass, Laramie and Medicine Bow Mountains,
Rabbit Ears Range, Rocky Mountain National Park,
and Willow Creek Pass
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Partly cloudy until 2400, then mostly clear.
Chance of thunder...0 percent.
Min Temperature.....35-45.
24 hr trend......4-7 degrees warmer.
Max Humidity........58-68%.
24 hr trend......7-10% drier.
20-foot winds.......
Valleys/lwr slopes...East winds 4-9 mph until 2400, then south
4-8 mph.
Ridges/upr slopes....East winds 5-12 mph until 2400, then
southwest 4-9 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......9000 ft AGL until 1900, then 1500-2500 ft AGL.
Transport winds.....Northeast around 10 mph until 2000, then
southeast until 0100, then light.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%) until 1500, then mostly
cloudy(50-60%). Chance of rain showers and
slight chance of thunderstorms after 1200 until
1500, then chance of thunderstorms.
Chance of thunder...20 percent.
Max Temperature.....59-69.
24 hr trend......Little change.
Min Humidity........21-31%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 4-9 mph.
Ridges/upr slopes....North winds 4-9 mph.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......3500-4500 ft AGL until 1100, then 9000-10000 ft
AGL.
Transport winds.....Light winds until 1100, then northwest around
10 mph.
Smoke dispersal.....Poor until 1100, then good.
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy(50-60%) until 2100, then mostly
clear.
Chance of thunder...0 percent.
Min Temperature.....36-46.
24 hr trend......Little change.
Max Humidity........57-67%.
24 hr trend......2-4% drier.
20-foot winds.......
Valleys/lwr slopes...East winds 4-8 mph until 2400, then
southwest 4-7 mph.
Ridges/upr slopes....East winds 4-8 mph until 2400, then
southwest.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......7000 ft AGL until 1900, then 1000-2000 ft AGL.
Transport winds.....North around 10 mph until 1900, then light
until 0200, then west around 10 mph.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 0900, then partly
cloudy(35-45%). Slight chance of thunderstorms
after 1200.
Chance of thunder...20 percent.
Max Temperature.....58-68.
24 hr trend......Little change.
Min Humidity........24-34%.
24 hr trend......2-4% wetter.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 5-13 mph. Gusts up to 20
mph in the afternoon.
Ridges/upr slopes....Northwest winds 5-13 mph with gusts to
around 20 mph.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......8500-9500 ft AGL.
Transport winds.....Northwest 10-15 mph until 1200, then 15-20 mph.
Smoke dispersal.....Poor until 1000. Very good after 1200.
.WEDNESDAY NIGHT...Mostly clear. Lows around 40. Southwest winds
4-8 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Highs
in the mid 60s. West winds 6-13 mph.
.FRIDAY...Partly cloudy. Chance of thunderstorms. Lows around 40.
Highs around 60. Southwest winds 4-9 mph.
.SATURDAY...Partly cloudy. Chance of thunderstorms. Lows in the
upper 30s. Highs in the lower 60s. West winds 4-8 mph.
$$
COZ212-021045-
South and Southeast Grand/West Central and Southwest Boulder/
Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet-
Including Berthoud Pass, Breckenridge,
East Slopes Mosquito Range, East Slopes Southern Gore Range,
Eisenhower Tunnel, Indian Peaks, Kenosha Mountains,
Mount Blue Sky, Puma Hills, Tarryall Mountains,
Williams Fork Mountains, and Winter Park
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Partly cloudy.
Chance of thunder...0 percent.
Min Temperature.....35-45.
24 hr trend......Little change.
Max Humidity........62-72%.
24 hr trend......15-20% drier.
20-foot winds.......
Valleys/lwr slopes...East winds 4-9 mph until 2400, then
southwest 4-8 mph.
Ridges/upr slopes....East winds 7-14 mph until 2400, then
southwest 6-13 mph. Gusts up to 20 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest around 15 mph.
Mixing height.......8500 ft AGL until 1900, then 1500-2500 ft AGL.
Transport winds.....Northeast around 10 mph until 2100. Southwest
after 0400.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%). Chance of rain showers and
slight chance of thunderstorms after 1200 until
1500, then chance of thunderstorms.
Chance of thunder...20 percent.
Max Temperature.....59-69.
24 hr trend......Little change.
Min Humidity........21-31%.
24 hr trend......2-4% wetter.
20-foot winds.......
Valleys/lwr slopes...North winds 4-12 mph.
Ridges/upr slopes....North winds 5-13 mph. Gusts up to 20 mph
in the morning.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 15-20 mph.
Mixing height.......3500-4500 ft AGL until 1100, then 9500-10500 ft
AGL.
Transport winds.....West around 10 mph until 0800, then light until
1000, then northwest around 10 mph.
Smoke dispersal.....Poor until 1100, then good.
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy(50-60%) until 2100, then partly
cloudy(30-40%).
Chance of thunder...0 percent.
Min Temperature.....36-46.
24 hr trend......Little change.
Max Humidity........60-70%.
24 hr trend......7-10% wetter.
20-foot winds.......
Valleys/lwr slopes...Southeast winds 4-8 mph until 2400, then
west.
Ridges/upr slopes....South winds 5-12 mph until 2400, then west
6-13 mph. Gusts up to 20 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......1500-2500 ft AGL.
Transport winds.....North around 10 mph until 1900, then light
until 2300, then southwest around 10 mph until
0300, then west.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 0900, then partly
cloudy(35-45%). Chance of rain showers and
slight chance of thunderstorms after 1200 until
1500, then chance of thunderstorms.
Chance of thunder...30 percent.
Max Temperature.....57-67.
24 hr trend......Little change.
Min Humidity........23-33%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...Northwest winds 5-13 mph with gusts to
around 20 mph.
Ridges/upr slopes....Northwest winds 5-13 mph with gusts to
around 25 mph.
CWR.................0 percent increasing to 10 percent in the
afternoon.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......9500-10500 ft AGL.
Transport winds.....Northwest 10-15 mph.
Smoke dispersal.....Poor until 1000. Very good after 1200.
.WEDNESDAY NIGHT...Mostly clear. Lows around 40. West winds
4-8 mph.
.THURSDAY...Partly cloudy. Slight chance of thunderstorms. Highs
in the mid 60s. West winds 6-13 mph.
.FRIDAY...Partly cloudy. Rain showers likely and chance of
thunderstorms. Lows around 40. Highs around 60. Southwest winds
4-9 mph.
.SATURDAY...Mostly cloudy. Chance of thunderstorms. Lows around
40. Highs around 60. West winds 4-8 mph.
$$
COZ217-021045-
West Jackson and West Grand Counties Above 9000 Feet-
Including East Slopes Park and Northern Gore Ranges, Gore Pass,
and Rabbit Ears Pass
235 PM MDT Mon Sep 1 2025
.TONIGHT...
Sky/weather.........Partly cloudy(30-40%) until 2400, then mostly
clear.
Chance of thunder...0 percent.
Min Temperature.....37-45.
24 hr trend......2-4 degrees warmer.
Max Humidity........57-67%.
24 hr trend......2-4% drier.
20-foot winds.......
Valleys/lwr slopes...Northeast winds 4-8 mph until 2400, then
south 4-7 mph.
Ridges/upr slopes....Northeast winds 5-12 mph until 2400, then
southeast 4-9 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest around 15 mph.
Mixing height.......9500 ft AGL until 1900, then 1500-2500 ft AGL.
Transport winds.....Northeast around 10 mph until 2200, then east
until 0100, then light.
Smoke dispersal.....Poor.
.TUESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%) until 1500, then mostly
cloudy(50-60%).
Chance of thunder...0 percent.
Max Temperature.....63-73.
24 hr trend......Little change.
Min Humidity........21-29%.
24 hr trend......2-4% wetter.
20-foot winds.......
Valleys/lwr slopes...Southeast winds 4-7 mph until 1200, then
north 4-8 mph.
Ridges/upr slopes....East winds 4-8 mph until 1200, then north
4-9 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest around 15 mph.
Mixing height.......1500-2500 ft AGL until 1000, then 10500-11500
ft AGL.
Transport winds.....Light winds until 1100, then northwest around
10 mph.
Smoke dispersal.....Poor until 1100, then good.
.TUESDAY NIGHT...
Sky/weather.........Mostly cloudy(50-60%) until 2100, then mostly
clear.
Chance of thunder...0 percent.
Min Temperature.....38-48.
24 hr trend......Little change.
Max Humidity........52-62%.
24 hr trend......Little change.
20-foot winds.......
Valleys/lwr slopes...Northeast winds 4-8 mph until 2400, then
southwest 4-7 mph.
Ridges/upr slopes....Northeast winds 4-9 mph until 2400, then
southwest 4-8 mph.
CWR.................0 percent.
15K FT MSL winds....Northwest 15-25 mph.
Mixing height.......8500 ft AGL until 1900, then 1500-2500 ft AGL.
Transport winds.....North around 10 mph until 2000, then light.
Smoke dispersal.....Fair until 2000, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny until 1200, then partly
cloudy(35-45%).
Chance of thunder...0 percent.
Max Temperature.....63-73.
24 hr trend......2-4 degrees cooler.
Min Humidity........21-31%.
24 hr trend......2-4% wetter.
20-foot winds.......
Valleys/lwr slopes...North winds 5-13 mph. Gusts up to 25 mph
in the afternoon.
Ridges/upr slopes....North winds 5-13 mph. Gusts up to 25 mph
in the afternoon.
CWR.................0 percent.
15K FT MSL winds....Northwest 20-30 mph.
Mixing height.......5500-6500 ft AGL until 1200, then 9500-10500 ft
AGL.
Transport winds.....Light winds until 0800, then northwest 10-15
mph.
Smoke dispersal.....Poor until 1100, then very good.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 40s. East
winds 4-8 mph.
.THURSDAY...Mostly clear. Slight chance of rain showers. Highs in
the upper 60s. Northwest winds 5-12 mph.
.FRIDAY...Partly cloudy. Chance of thunderstorms. Lows in the
lower 40s. Highs in the mid 60s. Northwest winds 4-9 mph.
.SATURDAY...Partly cloudy. Chance of thunderstorms. Lows in the
lower 40s. Highs in the mid 60s. Southwest winds 4-8 mph.
$$
.Outlook 6 to 10 Days...
Temperatures Above Normal and Precipitation Above Normal.
$$