Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Junction, CO
Issued by NWS Grand Junction, CO
400
FNUS55 KGJT 312017
FWFGJT
Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
217 PM MDT Thu Jul 31 2025
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING
FOR GUSTY WINDS, LOW HUMIDITY AND DRY FUELS FOR COLORADO FIRE
WEATHER ZONES 200 AND 202, AS WELL AS UTAH FIRE WEATHER ZONES
486, 487 AND 490...
.DISCUSSION...Localized critical fire weather conditions continue
tomorrow afternoon along and north of I-70. Dry air continues to
build in, but organized forcing for stronger winds subsides. Dry
air remains commonplace through much of the seven-day forecast
resulting in afternoon thunderstorm chances tapering off this
weekend.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
...THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL...
COZ200-011230-
Little Snake Forecast Area-
217 PM MDT Thu Jul 31 2025
...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING...
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Areas of smoke. Near
8000 feet, isolated showers and thunderstorms
until 2400.
Chc of lightning....0 percent.
Min temperature.....53-63 F.
Max humidity........44-54% near 6000 feet
32-42% near 8000 feet.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 30 mph decreasing to 20
mph after midnight.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......14000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....South 5 to 10 mph.
Smoke dispersal.....Excellent until 2100, then poor.
.FRIDAY...
Sky/weather.........Mostly sunny (20-30%). Areas of smoke.
Chc of lightning....0 percent.
Max temperature.....83-93 F near 6000 feet
71-81 F near 8000 feet.
Min humidity........4-9%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph in the afternoon.
Localized gusts up to 30 mph.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......2500 ft AGL until 1000, then 15000 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 1200, then west 15
to 20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....55-65 F.
Max humidity........35-45% near 6000 feet
28-38% near 8000 feet.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......12500 ft AGL until 2000. 1500 ft AGL after
2100.
Transport Winds.....West 5 to 10 mph until 2400, then southeast.
Smoke dispersal.....Very good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....83-93 F near 6000 feet
71-81 F near 8000 feet.
Min humidity........5-10%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph in the afternoon.
Localized gusts up to 25 mph.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......2500 ft AGL until 1000. 17000 ft AGL after
1100.
Transport Winds.....South 5 to 10 mph until 1200, then southwest 20
to 25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Isolated showers near 8000 feet. Lows
48-58. Highs 85-95. Winds less than 15 mph.
.MONDAY...Mostly clear. Lows 49-59. Highs 87-97. Southwest winds
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly clear. Lows 52-62. Highs 86-96. Southwest winds
10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Mostly clear. Lows 52-62. Highs 87-97.
.THURSDAY...Mostly clear. Lows 53-63. Highs 88-98.
$$
COZ201-011230-
Routt Forecast Area-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Isolated showers and
thunderstorms until 2400. Areas of smoke.
Chc of lightning....20 percent.
Min temperature.....47-57 F.
Max humidity........52-62%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....West 20 to 25 mph decreasing to 15 to 20 mph
after midnight.
Mixing Height.......7500 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....South 5 to 10 mph.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%). Areas of smoke.
Isolated showers and thunderstorms.
Chc of lightning....20 percent.
Max temperature.....70-80 F.
Min humidity........11-21%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph in the afternoon.
Localized gusts up to 30 mph.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......2000 ft AGL until 0900. 14000 ft AGL after
1000.
Transport Winds.....Southwest 10 to 15 mph until 1200, then west 20
to 25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....49-59 F.
Max humidity........44-54%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......11000 ft AGL until 2000. 1500 ft AGL after
2100.
Transport Winds.....Southwest 5 to 10 mph until 2400, then south.
Smoke dispersal.....Very good until 2100, then poor.
.SATURDAY...
Sky/weather.........Partly cloudy (40-50%). Scattered showers and
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....70-80 F.
Min humidity........15-25%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph with gusts to 30 mph in
the afternoon.
CWR.................20 percent.
15K Ft MSL Winds....West 20 to 25 mph increasing to southwest 20 to
30 mph in the afternoon.
Mixing Height.......2500 ft AGL until 0800, then 14000 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 1200, then 20 to 25
mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows
44-54. Highs 73-83. Winds less than 15 mph.
.MONDAY...Mostly clear. Lows 45-55. Highs 77-87. Southwest winds
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly clear. Lows 48-58. Highs 76-86. Southwest winds
10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 49-59. Highs 76-86.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 49-59. Highs 77-87.
$$
COZ202-011230-
White River Forecast Area-
217 PM MDT Thu Jul 31 2025
...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING...
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Areas of smoke.
Isolated showers and thunderstorms until 2400.
Chc of lightning....10 percent.
Min temperature.....52-62 F.
Max humidity........41-51%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......14000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....South 5 to 10 mph.
Smoke dispersal.....Excellent until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly
sunny (20-30%). Near 6000 feet, isolated
showers. Isolated thunderstorms after 1200.
Areas of smoke. Near 8000 feet, isolated
showers and thunderstorms.
Chc of lightning....10 percent.
Max temperature.....83-93 F near 6000 feet
71-81 F near 8000 feet.
Min humidity........4-9% near 6000 feet
10-15% near 8000 feet.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph in the afternoon.
Localized gusts up to 25 mph.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......1500 ft AGL until 0900. 14500 ft AGL after
1000.
Transport Winds.....Southwest 10 to 15 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (10-20%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....52-62 F.
Max humidity........37-47%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph.
Mixing Height.......12000 ft AGL until 2000. 1000 ft AGL after
2100.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Very good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%). Near 6000 feet, isolated
showers and thunderstorms after 1200. Near 8000
feet, scattered showers and thunderstorms after
1200.
Chc of lightning....20 percent.
Max temperature.....80-90 F near 6000 feet
71-81 F near 8000 feet.
Min humidity........5-10%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph with gusts to 25 mph in
the afternoon.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......2000 ft AGL until 0900. 16500 ft AGL after
1100.
Transport Winds.....South 5 to 10 mph until 1200, then southwest 20
to 25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Isolated showers and thunderstorms near
8000 feet. Lows 48-58. Highs 85-95. Winds less than 15 mph.
.MONDAY...Mostly clear. Lows 50-60. Highs 88-98. Southwest winds
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly clear. Lows 53-63. Highs 87-97. Southwest winds
10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Mostly clear. Isolated showers near 6000 feet and
isolated showers and thunderstorms near 8000 feet. Lows 53-63.
Highs 88-98.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 54-64. Highs 89-99.
$$
COZ203-011230-
Lower Colorado River-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Areas of smoke.
Isolated thunderstorms until 2400. Isolated
showers.
Chc of lightning....10 percent.
Min temperature.....57-67 F.
Max humidity........41-51%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....West 20 to 30 mph becoming southwest 20 to 25
mph after midnight.
Mixing Height.......10500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southeast 5 to 10 mph.
Smoke dispersal.....Good until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%). Areas of smoke.
Isolated showers and thunderstorms.
Chc of lightning....20 percent.
Max temperature.....83-93 F near 6000 feet
74-84 F near 8000 feet.
Min humidity........10-15%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......2500 ft AGL until 1000. 14000 ft AGL after
1200.
Transport Winds.....South 5 to 10 mph until 1200, then southwest 15
to 20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (30-40%). Isolated showers and
thunderstorms until 2400. Areas of smoke.
Chc of lightning....10 percent.
Min temperature.....58-68 F near 6000 feet
52-62 F near 8000 feet.
Max humidity........39-49%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 25 mph.
CWR.................0 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......11500 ft AGL until 2000. 2000 ft AGL after
2100.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Very good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%). Isolated showers. Isolated
thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....83-93 F near 6000 feet
75-85 F near 8000 feet.
Min humidity........7-12%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph with gusts to 30 mph in
the afternoon.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 30 mph.
Mixing Height.......3000 ft AGL until 1000. 16000 ft AGL after
1100.
Transport Winds.....South 5 to 10 mph until 1200, then southwest 20
to 25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Lows 55-65. Highs 87-97. Winds less than
15 mph.
.MONDAY...Mostly clear. Lows 56-66. Highs 88-98. Southwest winds
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly clear. Lows 57-67. Highs 87-97. Southwest winds
10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 59-69. Highs 87-97.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 59-69. Highs 88-98.
$$
COZ205-011230-
Colorado River Headwaters-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Areas of smoke.
Isolated thunderstorms until 2400. Isolated
showers.
Chc of lightning....20 percent.
Min temperature.....48-58 F.
Max humidity........57-67%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................20 percent.
15K Ft MSL Winds....West 20 to 30 mph decreasing to 20 to 25 mph
after midnight.
Mixing Height.......5500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southeast 5 to 10 mph.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Areas of smoke.
Isolated showers and thunderstorms until
1200, scattered showers and thunderstorms after
1200.
Chc of lightning....30 percent.
Max temperature.....74-84 F.
Min humidity........14-24%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......2500 ft AGL until 0900. 11500 ft AGL after
1100.
Transport Winds.....Southwest 5 to 10 mph until 1200, then west 15
to 20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (10-20%). Areas of smoke. Isolated
thunderstorms until 2400. Isolated showers.
Chc of lightning....10 percent.
Min temperature.....50-60 F.
Max humidity........50-60%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................10 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......9000 ft AGL until 2000. 2000 ft AGL after 2100.
Transport Winds.....South 5 mph.
Smoke dispersal.....Good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (50-60%). Isolated showers and
thunderstorms until 1200, then scattered
showers and thunderstorms.
Chc of lightning....30 percent.
Max temperature.....74-84 F.
Min humidity........15-25%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......3500 ft AGL until 0900. 12500 ft AGL after
1100.
Transport Winds.....Southwest 5 to 10 mph until 1200, then west 20
to 25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows
44-54. Highs 76-86. Winds less than 15 mph.
.MONDAY...Mostly clear. Lows 45-55. Highs 79-89. Southwest winds
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly clear. Lows 47-57. Highs 78-88. West winds
10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 48-58. Highs 77-87.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 48-58. Highs 78-88.
$$
COZ290-011230-
Paradox Valley Forecast Area-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Near 6000 feet,
isolated showers and thunderstorms until 2400.
Areas of smoke. Near 8000 feet, isolated
showers and thunderstorms.
Chc of lightning....20 percent.
Min temperature.....51-61 F near 6000 feet
50-60 F near 8000 feet.
Max humidity........41-51% near 6000 feet
55-70% near 8000 feet.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 25 mph.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph.
Mixing Height.......12000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Very good until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%). Near 6000 feet,
isolated showers and thunderstorms. Areas of
smoke. Near 8000 feet, isolated showers and
thunderstorms until 1200, scattered showers and
thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....81-91 F near 6000 feet
70-80 F near 8000 feet.
Min humidity........12-17% near 6000 feet
17-27% near 8000 feet.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......3000 ft AGL until 1000. 14000 ft AGL after
1200.
Transport Winds.....South 5 to 10 mph until 1200, then southwest 15
to 20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Near 6000 feet, isolated
showers until 2400. Areas of smoke. Near 8000
feet, isolated thunderstorms until 2400,
isolated showers.
Chc of lightning....0 percent.
Min temperature.....53-63 F near 6000 feet
52-62 F near 8000 feet.
Max humidity........39-49% near 6000 feet
51-61% near 8000 feet.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......11000 ft AGL until 2000. 1500 ft AGL after
2100.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Very good until 2100, then poor.
.SATURDAY...
Sky/weather.........Near 6000 feet, mostly sunny (20-30%), isolated
showers and thunderstorms after 1200. Near 8000
feet, mostly sunny (20-30%) until 1200, then
partly cloudy (30-40%), isolated showers and
thunderstorms.
Chc of lightning....20 percent.
Max temperature.....83-93 F near 6000 feet
71-81 F near 8000 feet.
Min humidity........6-11%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph with gusts to 30 mph in
the afternoon.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 30 mph.
Mixing Height.......3000 ft AGL until 1000, then 16000 ft AGL.
Transport Winds.....South 5 to 10 mph until 1200, then southwest 20
to 25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Clear. Lows 55-65. Highs 88-98. Winds less than 15 mph.
.MONDAY...Mostly clear. Lows 55-65. Highs 89-99. Southwest winds
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Partly cloudy. Isolated showers and thunderstorms near
8000 feet. Lows 57-67. Highs 88-98. Southwest winds 10 to 20 mph
with gusts to 30 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 59-69. Highs 88-98.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 59-69. Highs 89-99.
$$
COZ291-011230-
Northern San Juan Forecast Area-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60%). Scattered showers and
thunderstorms until 2400, isolated showers and
thunderstorms after 2400. Areas of smoke after
2400.
Chc of lightning....30 percent.
Min temperature.....47-57 F.
Max humidity........57-72%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......10000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....South 5 to 10 mph.
Smoke dispersal.....Good until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Areas of smoke.
Scattered showers and thunderstorms.
Chc of lightning....40 percent.
Max temperature.....68-78 F.
Min humidity........18-28%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph.
Mixing Height.......2500 ft AGL until 0900, then 11500 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 1200, then west 15
to 20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Areas of smoke. Isolated
thunderstorms until 2400. Isolated showers.
Chc of lightning....10 percent.
Min temperature.....50-60 F.
Max humidity........52-62%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................10 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......9500 ft AGL until 2000. 2000 ft AGL after 2100.
Transport Winds.....Southwest 5 to 10 mph.
Smoke dispersal.....Good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (40-50%). Isolated showers and
thunderstorms until 1200, then scattered
showers and thunderstorms.
Chc of lightning....30 percent.
Max temperature.....72-82 F.
Min humidity........12-17%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph increasing to 30 mph in the
afternoon.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......2500 ft AGL until 0800, then 14000 ft AGL.
Transport Winds.....Southwest 10 to 15 mph until 1200, then west 20
to 25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Clear. Lows 46-56. Highs 77-87. Winds less than 15 mph.
.MONDAY...Mostly clear. Lows 46-56. Highs 78-88. Winds less than
15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
49-59. Highs 77-87. Winds less than 15 mph.
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 50-60. Highs 77-87.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 50-60. Highs 78-88.
$$
COZ292-011230-
North Fork Forecast Area-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Areas of smoke.
Isolated thunderstorms until 2400. Isolated
showers.
Chc of lightning....20 percent.
Min temperature.....51-61 F near 6000 feet
49-59 F near 8000 feet.
Max humidity........49-59%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......8000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southeast 5 to 10 mph.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Near 6000 feet,
isolated showers and thunderstorms. Areas of
smoke. Near 8000 feet, isolated showers and
thunderstorms until 1200, scattered showers and
thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....82-92 F near 6000 feet
73-83 F near 8000 feet.
Min humidity........12-22%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......3000 ft AGL until 1000. 13500 ft AGL after
1200.
Transport Winds.....South 5 to 10 mph until 1200, then west 15 to
20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Areas of smoke. Near
8000 feet, isolated showers and thunderstorms
until 2400.
Chc of lightning....0 percent.
Min temperature.....53-63 F near 6000 feet
50-60 F near 8000 feet.
Max humidity........47-57%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................0 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......11500 ft AGL until 2000. 2000 ft AGL after
2100.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Very good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%). Isolated showers and
thunderstorms.
Chc of lightning....20 percent.
Max temperature.....84-94 F near 6000 feet
75-85 F near 8000 feet.
Min humidity........11-16%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph with gusts to 30 mph in
the afternoon.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......2500 ft AGL until 0900. 15500 ft AGL after
1100.
Transport Winds.....South 5 to 10 mph until 1200, then west 20 to
25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Lows 53-63. Highs 87-97. Winds less than
15 mph.
.MONDAY...Mostly clear. Lows 54-64. Highs 89-99. Southwest winds
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly clear. Lows 56-66. Highs 89-99. West winds
10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 57-67. Highs 88-98.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 58-68. Highs 89-99.
$$
COZ293-011230-
Gunnison Basin Forecast Area-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60%). Areas of smoke.
Scattered showers and thunderstorms until
2400, isolated showers after 2400.
Chc of lightning....30 percent.
Min temperature.....47-57 F.
Max humidity........66-81%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......6500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southeast 5 to 10 mph.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Areas of smoke.
Isolated showers and thunderstorms until
1200, scattered showers and thunderstorms after
1200.
Chc of lightning....30 percent.
Max temperature.....74-84 F.
Min humidity........18-28%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph.
CWR.................20 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......2500 ft AGL until 0900. 11500 ft AGL after
1200.
Transport Winds.....South 5 mph until 1200, then west 15 to 20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (30-40%). Areas of smoke.
Isolated thunderstorms until 2400. Isolated
showers.
Chc of lightning....10 percent.
Min temperature.....49-59 F.
Max humidity........57-72%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................0 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......9500 ft AGL until 2000. 2000 ft AGL after 2100.
Transport Winds.....West 5 to 10 mph until 2400, then east.
Smoke dispersal.....Good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (40-50%). Isolated showers and
thunderstorms until 1200, then scattered
showers and thunderstorms.
Chc of lightning....30 percent.
Max temperature.....76-86 F.
Min humidity........14-24%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
west 10 to 15 mph with gusts to 30 mph in the
afternoon.
CWR.................10 percent.
15K Ft MSL Winds....West 20 to 25 mph.
Mixing Height.......3500 ft AGL until 0900, then 12000 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 1200, then west 20
to 25 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Isolated showers. Lows 43-53. Highs
77-87. West winds 10 to 20 mph with gusts to 30 mph.
.MONDAY...Mostly clear. Lows 43-53. Highs 79-89. West winds 10 to
20 mph with gusts to 30 mph.
.TUESDAY...Mostly clear. Lows 45-55. Highs 78-88. West winds
10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 47-57. Highs 78-88.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 47-57. Highs 78-88.
$$
COZ207-011230-
Southwest Colorado Lower Forecast Area-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60%). Areas of smoke.
Isolated showers and thunderstorms.
Chc of lightning....20 percent.
Min temperature.....55-65 F.
Max humidity........56-66%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 30 mph.
CWR.................10 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......12000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Good until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%). Areas of smoke.
Isolated showers and thunderstorms.
Chc of lightning....10 percent.
Max temperature.....81-91 F.
Min humidity........11-21%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph.
Mixing Height.......2000 ft AGL until 0900. 13500 ft AGL after
1100.
Transport Winds.....Southeast 5 to 10 mph until 1200, then
southwest.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Isolated showers and
thunderstorms until 2400. Areas of smoke.
Chc of lightning....10 percent.
Min temperature.....57-67 F.
Max humidity........46-56%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......11000 ft AGL until 2000. 1500 ft AGL after
2100.
Transport Winds.....West 5 to 10 mph until 2400, then southeast.
Smoke dispersal.....Good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (10-20%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....0 percent.
Max temperature.....83-93 F.
Min humidity........7-12%.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph with gusts to 30 mph in
the afternoon.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......3000 ft AGL until 1000. 16000 ft AGL after
1100.
Transport Winds.....South 5 to 10 mph until 1200, then southwest 15
to 20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Clear. Lows 51-61. Highs 87-97. Winds less than 15 mph.
.MONDAY...Clear. Lows 51-61. Highs 89-99. Winds less than 15 mph.
.TUESDAY...Mostly clear. Lows 54-64. Highs 88-98. Winds less than
15 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 56-66. Highs 89-99.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 57-67. Highs 90-100.
$$
COZ294-011230-
Southwest Colorado Upper West Forecast Area-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60%). Isolated showers and
thunderstorms. Areas of smoke after 2400.
Chc of lightning....20 percent.
Min temperature.....53-63 F.
Max humidity........67-82%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 25 mph.
CWR.................10 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......10000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Good until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Areas of smoke.
Isolated showers and thunderstorms until
1200, scattered showers and thunderstorms after
1200.
Chc of lightning....20 percent.
Max temperature.....73-83 F.
Min humidity........15-25%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 10 to 15 mph.
Mixing Height.......1500 ft AGL until 0900, then 11500 ft AGL.
Transport Winds.....South 5 to 10 mph until 1200, then southwest 15
to 20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Areas of smoke. Isolated
thunderstorms until 2400. Isolated showers.
Chc of lightning....10 percent.
Min temperature.....55-65 F.
Max humidity........57-67%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......9000 ft AGL until 2000. 1000 ft AGL after 2100.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%). Isolated showers and
thunderstorms.
Chc of lightning....10 percent.
Max temperature.....74-84 F.
Min humidity........10-15%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 30 mph.
CWR.................10 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph.
Mixing Height.......1500 ft AGL until 0800, then 13500 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 1200, then 15 to 20
mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Clear. Lows 45-55. Highs 77-87. Winds less than 15 mph.
.MONDAY...Clear. Lows 45-55. Highs 78-88. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
48-58. Highs 78-88. Winds less than 15 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 49-59. Highs 79-89.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 50-60. Highs 80-90.
$$
COZ295-011230-
Southwest Colorado Upper East Forecast Area-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (50-60%). Scattered thunderstorms until
2400. Scattered showers. Isolated thunderstorms
after 2400.
Chc of lightning....50 percent.
Min temperature.....47-57 F.
Max humidity........77-92%.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................40 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......8000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....East 5 to 10 mph.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Partly cloudy (40-50%). Scattered showers and
thunderstorms. Areas of smoke after 1200.
Chc of lightning....40 percent.
Max temperature.....75-85 F.
Min humidity........22-32%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....West 10 to 15 mph increasing to 15 to 20 mph in
the afternoon.
Mixing Height.......3000 ft AGL until 1000, then 10500 ft AGL.
Transport Winds.....Southeast 5 mph until 1200, then west 10 to 15
mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (30-40%). Isolated showers and
thunderstorms. Areas of smoke after 2400.
Chc of lightning....20 percent.
Min temperature.....47-57 F.
Max humidity........64-79%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......9000 ft AGL until 2000. 2000 ft AGL after 2100.
Transport Winds.....West 5 to 10 mph until 2400, then northeast.
Smoke dispersal.....Good until 2100, then poor.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....77-87 F.
Min humidity........13-23%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......13000 ft AGL.
Transport Winds.....South 5 mph until 1200, then west 15 to 20 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Lows 44-54. Highs 78-88. Winds less than
15 mph.
.MONDAY...Clear. Lows 44-54. Highs 79-89. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
46-56. Highs 79-89. Winds less than 15 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 48-58. Highs 79-89.
.THURSDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 49-59. Highs 80-90.
$$
UTZ485-011230-
Eastern Ashley National Forest-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....52-62 F near 7000 feet
39-49 F near 10000 feet.
24 hr trend......2 degrees warmer.
Max humidity........27-37%.
24 hr trend......51% drier.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 25 mph in the evening.
CWR.................0 percent.
Mixing Height.......13000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....West 5 to 10 mph.
Clearing Index......1050 until 2000, then less than 500.
.FRIDAY...
Sky/weather.........Mostly sunny (10-20%) until 1200, then partly
cloudy (30-40%). Areas of smoke. Near 10000
feet, isolated showers and thunderstorms after
1200.
Chc of lightning....0 percent.
Max temperature.....75-85 F near 7000 feet
64-74 F near 10000 feet.
24 hr trend......2 degrees cooler.
Min humidity........8-13%.
24 hr trend......Unchanged.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
Mixing Height.......2000 ft AGL until 0900. 13000 ft AGL after
1100.
Transport Winds.....Southwest 5 to 10 mph.
Clearing Index......Less than 500 until 0900. 1050 after 1000.
.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (30-40%). Near 10000 feet, areas
of smoke until 2400. Near 7000 feet, areas of
smoke.
Chc of lightning....0 percent.
Min temperature.....54-64 F near 7000 feet
39-49 F near 10000 feet.
24 hr trend......1 degree warmer.
Max humidity........27-37%.
24 hr trend......Unchanged.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................0 percent.
Mixing Height.......11000 ft AGL until 2000. 1500 ft AGL after
2100.
Transport Winds.....Northwest 5 mph.
Clearing Index......1050 until 2000, then less than 500.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....75-85 F near 7000 feet
64-74 F near 10000 feet.
24 hr trend......1 degree warmer.
Min humidity........9-14%.
24 hr trend......1% wetter.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph in the afternoon.
CWR.................10 percent.
Mixing Height.......2500 ft AGL until 0900. 15500 ft AGL after
1100.
Transport Winds.....Southwest 5 to 10 mph until 1200, then 15 to 20
mph.
Clearing Index......Less than 500 until 1000. 1050 after 1100.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Lows 49-59. Highs 77-87. Winds less than
15 mph.
.MONDAY...Mostly clear. Lows 50-60. Highs 80-90. South winds
10 to 20 mph with gusts to 25 mph.
.TUESDAY...Mostly clear. Lows 51-61. Highs 79-89. Southwest winds
10 to 20 mph with gusts to 25 mph.
.WEDNESDAY...Mostly clear. Isolated showers near 10000 feet.
Lows 52-62. Highs 79-89.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms near
10000 feet. Lows 53-63. Highs 80-90.
$$
UTZ486-011230-
Eastern Uinta Basin-
217 PM MDT Thu Jul 31 2025
...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING...
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....53-63 F near 5000 feet
45-55 F near 8000 feet.
24 hr trend......1 degree warmer.
Max humidity........26-36%.
24 hr trend......10% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......14500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southwest 10 to 15 mph until 2400, then north.
Clearing Index......1050 until 2000, then less than 500.
.FRIDAY...
Sky/weather.........Mostly sunny (20-30%). Areas of smoke.
Chc of lightning....0 percent.
Max temperature.....81-91 F near 5000 feet
71-81 F near 8000 feet.
24 hr trend......Unchanged.
Min humidity........5-10%.
24 hr trend......1% drier.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
Mixing Height.......2500 ft AGL until 1000. 14500 ft AGL after
1100.
Transport Winds.....Southwest 5 to 10 mph.
Clearing Index......Less than 500 until 1000. 1050 after 1100.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....55-65 F.
24 hr trend......1 degree warmer.
Max humidity........24-34%.
24 hr trend......2% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......12000 ft AGL until 2000. 1500 ft AGL after
2100.
Transport Winds.....Northwest 5 to 10 mph until 2400, then north.
Clearing Index......1050 until 2000, then less than 500.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....82-92 F near 5000 feet
70-80 F near 8000 feet.
24 hr trend......2 degrees cooler.
Min humidity........6-11%.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph in the afternoon.
CWR.................0 percent.
Mixing Height.......2500 ft AGL until 1000. 16500 ft AGL after
1100.
Transport Winds.....Southwest 5 to 10 mph until 1200, then 15 to 20
mph.
Clearing Index......Less than 500 until 1000. 1050 after 1100.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Lows 54-64. Highs 84-94. Winds less than
15 mph.
.MONDAY...Mostly clear. Lows 55-65. Highs 85-95. Southwest winds
10 to 20 mph with gusts to 25 mph.
.TUESDAY...Mostly clear. Lows 55-65. Highs 85-95. Southwest winds
10 to 20 mph with gusts to 25 mph.
.WEDNESDAY...Mostly clear. Lows 57-67. Highs 85-95.
.THURSDAY...Mostly clear. Lows 58-68. Highs 87-97.
$$
UTZ487-011230-
Book Cliffs-
217 PM MDT Thu Jul 31 2025
...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING...
.TONIGHT...
Sky/weather.........Mostly clear (20-30%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....56-66 F near 5000 feet
50-60 F near 8000 feet.
24 hr trend......3 degrees warmer.
Max humidity........22-32% near 5000 feet
28-38% near 8000 feet.
24 hr trend......12% drier.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 30 mph decreasing to 20
mph after midnight.
CWR.................0 percent.
Mixing Height.......14000 ft AGL until 2000. 1000 ft AGL after
2100.
Transport Winds.....South 10 to 15 mph.
Clearing Index......1050 until 2000. Less than 500 after 2100.
.FRIDAY...
Sky/weather.........Near 5000 feet, mostly sunny (20-30%). Near
8000 feet, partly cloudy (30-40%) until 1200,
then mostly sunny (10-20%). Areas of smoke.
Chc of lightning....0 percent.
Max temperature.....82-92 F near 5000 feet
75-85 F near 8000 feet.
24 hr trend......1 degree cooler.
Min humidity........4-9%.
24 hr trend......Unchanged.
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming
southwest 10 to 15 mph in the afternoon.
Localized gusts up to 25 mph.
CWR.................0 percent.
Mixing Height.......1500 ft AGL until 0900. 14000 ft AGL after
1000.
Transport Winds.....Southwest 10 to 15 mph.
Clearing Index......Less than 500 until 0900. 1050 after 1000.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (10-20%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....57-67 F near 5000 feet
52-62 F near 8000 feet.
24 hr trend......1 degree cooler.
Max humidity........27-37%.
24 hr trend......14% wetter.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................0 percent.
Mixing Height.......12000 ft AGL until 2000. 1000 ft AGL after
2100.
Transport Winds.....Southwest 5 to 10 mph.
Clearing Index......1050 until 2000, then less than 500.
.SATURDAY...
Sky/weather.........Near 5000 feet, mostly sunny (20-30%). Near
8000 feet, mostly sunny (10-20%) until 1200,
then partly cloudy (30-40%). Isolated showers
and thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....83-93 F near 5000 feet
75-85 F near 8000 feet.
24 hr trend......1 degree cooler.
Min humidity........4-9%.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph in the afternoon.
CWR.................10 percent.
Mixing Height.......2500 ft AGL until 0900. 17000 ft AGL after
1100.
Transport Winds.....Southwest 5 to 10 mph until 1200, then 20 to 25
mph.
Clearing Index......Less than 500 until 0800. 1050 after 1000.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Lows 53-63. Highs 86-96. Winds less than
15 mph.
.MONDAY...Mostly clear. Lows 56-66. Highs 87-97. Southwest winds
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly clear. Lows 57-67. Highs 87-97. Southwest winds
10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 58-68. Highs 88-98.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 58-68. Highs 89-99.
$$
UTZ490-011230-
Colorado River Basin-
217 PM MDT Thu Jul 31 2025
...RED FLAG WARNING IN EFFECT UNTIL 8 PM MDT THIS EVENING...
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....62-72 F near 5000 feet
55-65 F near 7000 feet.
24 hr trend......2 degrees cooler.
Max humidity........27-37%.
24 hr trend......3% wetter.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......13500 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....Southwest 10 to 15 mph until 2400, then
southeast.
Clearing Index......1050 until 2000, then less than 500.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly
sunny (10-20%). Near 5000 feet, isolated
showers and thunderstorms. Areas of smoke. Near
7000 feet, isolated showers and thunderstorms
after 1200.
Chc of lightning....10 percent.
Max temperature.....90-100 F near 5000 feet
78-88 F near 7000 feet.
24 hr trend......1 degree cooler.
Min humidity........7-12%.
24 hr trend......3% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
Mixing Height.......2000 ft AGL until 1000. 13500 ft AGL after
1200.
Transport Winds.....South 5 to 10 mph until 1200, then southwest 15
to 20 mph.
Clearing Index......Less than 500 until 1000. 1050 after 1100.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Areas of smoke.
Chc of lightning....0 percent.
Min temperature.....62-72 F near 5000 feet
56-66 F near 7000 feet.
24 hr trend......2 degrees warmer.
Max humidity........28-38%.
24 hr trend......1% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......11500 ft AGL until 2000. 1000 ft AGL after
2100.
Transport Winds.....Southwest 10 to 15 mph until 2400, then
southeast.
Clearing Index......1050 until 2000, then less than 500.
.SATURDAY...
Sky/weather.........Mostly sunny (10-20%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....91-101 F near 5000 feet
79-89 F near 7000 feet.
24 hr trend......Unchanged.
Min humidity........4-9%.
24 hr trend......3% drier.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
Mixing Height.......2500 ft AGL until 1000. 16500 ft AGL after
1200.
Transport Winds.....Southeast 5 to 10 mph until 1200, then
southwest 20 to 25 mph.
Clearing Index......Less than 500 until 1000. 1050 after 1100.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Clear. Lows 59-69. Highs 90-100. Winds less than
15 mph.
.MONDAY...Mostly clear. Lows 60-70. Highs 92-102. Southwest winds
10 to 20 mph with gusts to 30 mph.
.TUESDAY...Mostly clear. Lows 62-72. Highs 91-101. Southwest
winds 10 to 20 mph with gusts to 30 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 63-73. Highs 92-102.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 63-73. Highs 93-103.
$$
UTZ491-011230-
Southeast Utah-
217 PM MDT Thu Jul 31 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Areas of smoke.
Isolated showers and thunderstorms.
Chc of lightning....10 percent.
Min temperature.....61-71 F near 5000 feet
54-64 F near 8000 feet.
24 hr trend......Unchanged.
Max humidity........37-47%.
24 hr trend......12% drier.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 25 mph.
CWR.................10 percent.
Mixing Height.......14500 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....West 10 to 15 mph until 2400, then south.
Clearing Index......1050 until 2000, then less than 500.
.FRIDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly
sunny (20-30%). Areas of smoke. Isolated
showers and thunderstorms.
Chc of lightning....10 percent.
Max temperature.....89-99 F near 5000 feet
73-83 F near 8000 feet.
24 hr trend......1 degree cooler.
Min humidity........12-17%.
24 hr trend......5% wetter.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 25 mph.
CWR.................0 percent.
Mixing Height.......2500 ft AGL until 1000, then 13500 ft AGL.
Transport Winds.....Southeast 5 to 10 mph until 1200, then
southwest.
Clearing Index......Less than 500 until 1000, then 1050.
.FRIDAY NIGHT...
Sky/weather.........Mostly clear (20-30%). Areas of smoke. Near
8000 feet, isolated showers and thunderstorms
until 2400.
Chc of lightning....0 percent.
Min temperature.....62-72 F near 5000 feet
55-65 F near 8000 feet.
24 hr trend......Unchanged.
Max humidity........32-42%.
24 hr trend......4% wetter.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......11500 ft AGL until 2000. 1000 ft AGL after
2100.
Transport Winds.....West 5 to 10 mph until 2400, then south.
Clearing Index......1050 until 2000, then less than 500.
.SATURDAY...
Sky/weather.........Mostly sunny (10-20%). Near 8000 feet,
isolated showers and thunderstorms after 1200.
Chc of lightning....0 percent.
Max temperature.....90-100 F near 5000 feet
75-85 F near 8000 feet.
24 hr trend......1 degree warmer.
Min humidity........5-10%.
24 hr trend......8% drier.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
Mixing Height.......2000 ft AGL until 0900. 15500 ft AGL after
1100.
Transport Winds.....Southwest 5 to 10 mph until 1200, then 15 to 20
mph.
Clearing Index......Less than 500 until 0900. 1050 after 1000.
.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Clear. Lows 58-68. Highs 90-100. Winds less than
15 mph.
.MONDAY...Clear. Lows 58-68. Highs 92-102. Winds less than
15 mph.
.TUESDAY...Partly cloudy. Isolated showers near 8000 feet. Lows
60-70. Highs 90-100. Winds less than 15 mph.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 61-71. Highs 91-101.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 63-73. Highs 92-102.
$$