Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Junction, CO

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7
398
FNUS55 KGJT 170836
FWFGJT

Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
236 AM MDT Sun Aug 17 2025

.DISCUSSION...Hot and dry conditions begin to build back in today.
Isolated afternoon storms will be capable of producing gusty
outflow winds up to 40 mph. Otherwise winds will remain light with
high pressure overhead helping suppress critical fire weather
concerns. Moisture returns to the region later in the week.

...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
...THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL...

COZ200-180045-
Little Snake Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (20-30%).
Chc of lightning....0 percent.
Max temperature.....80-90 F near 6000 feet
                    68-78 F near 8000 feet.
Min humidity........10-15%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
                    gusts up to 25 mph in the afternoon.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph.
Mixing Height.......2500 ft AGL until 1000. 14000 ft AGL after
                    1200.
Transport Winds.....Southwest 5 mph until 1200, then 10 to 15 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....54-64 F.
Max humidity........39-49%.
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, then 2000 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then east.
Smoke dispersal.....Good until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....83-93 F near 6000 feet
                    72-82 F near 8000 feet.
Min humidity........5-10%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 10 to 15 mph.
Mixing Height.......2000 ft AGL until 1000. 13000 ft AGL after
                    1200.
Transport Winds.....Southeast 5 mph until 1200, then southwest 10
                    to 15 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 49-59. Highs 88-98. Winds less than
15 mph.
.WEDNESDAY...Clear. Lows 50-60. Highs 90-100. Winds less than
15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 54-64. Highs 89-99. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
54-64. Highs 87-97.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 54-64. Highs 85-95.

$$

COZ201-180045-
Routt Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
                    cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....68-78 F.
Min humidity........15-25%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph.
Mixing Height.......1500 ft AGL until 0900, then 12000 ft AGL.
Transport Winds.....Southwest 5 to 10 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....48-58 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.......11000 ft AGL until 1900. 1500 ft AGL after
                    2000.
Transport Winds.....Southwest 5 to 10 mph until 2400, then south.
Smoke dispersal.....Fair until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (20-30%).
Chc of lightning....0 percent.
Max temperature.....72-82 F.
Min humidity........10-15%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph decreasing to 10 to 15
                    mph in the afternoon.
Mixing Height.......1500 ft AGL until 0900, then 12500 ft AGL.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 47-57. Highs 78-88. Winds less than
15 mph.
.WEDNESDAY...Clear. Lows 48-58. Highs 80-90. Winds less than
15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 50-60. Highs 79-89. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 50-60. Highs 77-87.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 49-59. Highs 75-85.

$$

COZ202-180045-
White River Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (20-30%).
Chc of lightning....0 percent.
Max temperature.....77-87 F near 6000 feet
                    69-79 F near 8000 feet.
Min humidity........10-15%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
                    gusts up to 25 mph in the afternoon.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph.
Mixing Height.......1000 ft AGL until 0900. 13500 ft AGL after
                    1100.
Transport Winds.....Southwest 5 to 10 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....51-61 F.
Max humidity........31-41% near 6000 feet
                    24-34% 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....Southwest 10 to 15 mph.
Mixing Height.......11500 ft AGL until 2000, then 1000 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
                    southeast.
Smoke dispersal.....Good until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....82-92 F near 6000 feet
                    73-83 F near 8000 feet.
Min humidity........5-10%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 10 to 15 mph.
Mixing Height.......1500 ft AGL until 1000. 13000 ft AGL after
                    1200.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Very good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 50-60. Highs 88-98. Winds less than
15 mph.
.WEDNESDAY...Clear. Lows 51-61. Highs 90-100. Winds less than
15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 54-64. Highs 90-100. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms near
6000 feet and scattered showers and thunderstorms near 8000 feet.
Lows 55-65. Highs 88-98.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 54-64. Highs 86-96.

$$

COZ203-180045-
Lower Colorado River-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....80-90 F near 6000 feet
                    72-82 F near 8000 feet.
Min humidity........11-16%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph decreasing to 15 to 20
                    mph in the afternoon.
Mixing Height.......3000 ft AGL until 1000, then 13000 ft AGL.
Transport Winds.....South 5 mph until 1200, then west 10 to 15 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....56-66 F.
Max humidity........28-38%.
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.......10500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then east.
Smoke dispersal.....Fair until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....81-91 F near 6000 feet
                    76-86 F near 8000 feet.
Min humidity........6-11%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000. 12000 ft AGL after
                    1200.
Transport Winds.....Southeast 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 56-66. Highs 89-99. Winds less than
15 mph.
.WEDNESDAY...Clear. Lows 58-68. Highs 90-100. Winds less than
15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 60-70. Highs 91-101. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
61-71. Highs 89-99.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 60-70. Highs 87-97.

$$

COZ205-180045-
Colorado River Headwaters-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (20-30%).
Chc of lightning....0 percent.
Max temperature.....73-83 F.
Min humidity........13-23%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph decreasing to 15 to 20
                    mph in the afternoon.
Mixing Height.......2000 ft AGL until 0900, then 12000 ft AGL.
Transport Winds.....Southwest 5 mph until 1200, then west 10 to 15
                    mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....49-59 F.
Max humidity........40-50%.
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 10 to 15 mph.
Mixing Height.......10500 ft AGL until 1900. 2000 ft AGL after
                    2000.
Transport Winds.....West 5 mph until 2400, then southeast.
Smoke dispersal.....Fair until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....77-87 F.
Min humidity........9-14%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 10 to 15 mph.
Mixing Height.......3000 ft AGL until 1000, then 12000 ft AGL.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 46-56. Highs 79-89. Winds less than
15 mph.
.WEDNESDAY...Clear. Lows 48-58. Highs 81-91. Winds less than
15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 50-60. Highs 81-91. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 51-61. Highs 78-88.
.SATURDAY...Partly cloudy. Numerous showers and scattered
thunderstorms. Lows 49-59. Highs 76-86.

$$

COZ290-180045-
Paradox Valley Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....81-91 F near 6000 feet
                    69-79 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.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph decreasing to 10 to 15
                    mph in the afternoon.
Mixing Height.......1500 ft AGL until 0900. 13500 ft AGL after
                    1000.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....53-63 F near 6000 feet
                    49-59 F near 8000 feet.
Max humidity........26-36% near 6000 feet
                    36-46% 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....Southwest 10 to 15 mph.
Mixing Height.......11500 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....West 5 mph until 2400, then southeast.
Smoke dispersal.....Fair until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....83-93 F near 6000 feet
                    72-82 F near 8000 feet.
Min humidity........6-11%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph becoming west 5 to 10
                    mph in the afternoon.
Mixing Height.......2000 ft AGL until 1000. 12500 ft AGL after
                    1200.
Transport Winds.....Southeast 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Isolated showers and thunderstorms near
8000 feet. Lows 56-66. Highs 90-100. Winds less than 15 mph.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms
near 8000 feet. Lows 58-68. Highs 91-101. Winds less than 15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 60-70. Highs 92-102. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 61-71. Highs 91-101.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 60-70. Highs 88-98.

$$

COZ291-180045-
Northern San Juan Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (10-20%). Isolated showers and
                    thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....69-79 F.
Min humidity........12-22%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....West 15 to 20 mph becoming southwest 10 to 15
                    mph in the afternoon.
Mixing Height.......2000 ft AGL until 0900, then 12000 ft AGL.
Transport Winds.....Southwest 5 to 10 mph.
Smoke dispersal.....Poor until 0900, then good.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....46-56 F.
Max humidity........39-49%.
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 5 to 10 mph.
Mixing Height.......9500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southwest 5 mph until 2400, then south.
Smoke dispersal.....Fair until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%). Isolated showers and
                    thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....72-82 F.
Min humidity........11-16%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 10 to 15 mph.
Mixing Height.......2500 ft AGL until 0900, then 12000 ft AGL.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
47-57. Highs 80-90. Winds less than 15 mph.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 50-60. Highs 81-91. Winds less than 15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 51-61. Highs 81-91. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 52-62. Highs 79-89.
.SATURDAY...Partly cloudy. Numerous showers and scattered
thunderstorms. Lows 50-60. Highs 76-86.

$$

COZ292-180045-
North Fork Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....81-91 F near 6000 feet
                    72-82 F near 8000 feet.
Min humidity........12-17%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....West 15 to 20 mph becoming southwest 10 to 15
                    mph in the afternoon.
Mixing Height.......2000 ft AGL until 0900. 13000 ft AGL after
                    1100.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....51-61 F near 6000 feet
                    49-59 F near 8000 feet.
Max humidity........35-45%.
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 10 to 15 mph.
Mixing Height.......10000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Northwest 5 to 10 mph until 2400, then
                    southeast.
Smoke dispersal.....Fair until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....84-94 F near 6000 feet
                    75-85 F near 8000 feet.
Min humidity........9-14%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph decreasing to 10 to 15
                    mph in the afternoon.
Mixing Height.......2500 ft AGL until 1000. 12500 ft AGL after
                    1200.
Transport Winds.....Southeast 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Isolated showers and thunderstorms near
8000 feet. Lows 54-64. Highs 89-99. Winds less than 15 mph.
.WEDNESDAY...Clear. Isolated showers and thunderstorms near
8000 feet. Lows 56-66. Highs 91-101. Winds less than 15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 58-68. Highs 91-101. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 59-69. Highs 90-100.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 58-68. Highs 87-97.

$$

COZ293-180045-
Gunnison Basin Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (20-30%).
Chc of lightning....0 percent.
Max temperature.....75-85 F.
Min humidity........12-22%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....West 15 to 20 mph decreasing to 10 to 15 mph in
                    the afternoon.
Mixing Height.......2000 ft AGL until 0900, then 12500 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
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....Southwest 5 to 10 mph.
Mixing Height.......9500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Fair until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....77-87 F.
Min humidity........10-15%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 10 to 15 mph becoming west 5 to 10
                    mph in the afternoon.
Mixing Height.......3000 ft AGL until 1000, then 12000 ft AGL.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Isolated showers. Lows 45-55. Highs 80-90.
Winds less than 15 mph.
.WEDNESDAY...Mostly clear. Lows 48-58. Highs 81-91. Winds less
than 15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 48-58. Highs 82-92. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 49-59. Highs 80-90.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 48-58. Highs 77-87.

$$

COZ207-180045-
Southwest Colorado Lower Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....82-92 F.
Min humidity........10-15%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph decreasing to 10 to 15
                    mph in the afternoon.
Mixing Height.......2000 ft AGL until 1000. 13500 ft AGL after
                    1100.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....54-64 F.
Max humidity........29-39%.
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....South 10 to 15 mph.
Mixing Height.......11500 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then northeast.
Smoke dispersal.....Fair until 2100, then poor.

.MONDAY...
Sky/weather.........Sunny (0-10%).
Chc of lightning....0 percent.
Max temperature.....85-95 F.
Min humidity........6-11%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph becoming west 5 to 10
                    mph in the afternoon.
Mixing Height.......2000 ft AGL until 1000. 12500 ft AGL after
                    1200.
Transport Winds.....Northeast 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 52-62. Highs 91-101. Winds less than
15 mph.
.WEDNESDAY...Clear. Lows 55-65. Highs 91-101. Winds less than
15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 57-67. Highs 92-102. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 58-68. Highs 91-101.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 57-67. Highs 88-98.

$$

COZ294-180045-
Southwest Colorado Upper West Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....71-81 F.
Min humidity........12-17%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph decreasing to 5 to 10
                    mph in the afternoon.
Mixing Height.......1500 ft AGL until 0900, then 11000 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....51-61 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....South 5 to 10 mph.
Mixing Height.......8500 ft AGL until 2000, then 1000 ft AGL.
Transport Winds.....West 5 mph until 2400, then northeast.
Smoke dispersal.....Poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%). Isolated showers after
                    1200.
Chc of lightning....0 percent.
Max temperature.....75-85 F.
Min humidity........9-14%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....Southwest 10 to 15 mph becoming west 5 to 10
                    mph in the afternoon.
Mixing Height.......1500 ft AGL until 0900, then 11500 ft AGL.
Transport Winds.....Northeast 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Isolated showers and thunderstorms. Lows 47-57.
Highs 81-91. Winds less than 15 mph.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 49-59. Highs 81-91. Winds less than 15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 50-60. Highs 82-92. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 51-61. Highs 81-91.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 49-59. Highs 78-88.

$$

COZ295-180045-
Southwest Colorado Upper East Forecast Area-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (10-20%). Isolated showers and
                    thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....76-86 F.
Min humidity........11-21%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....West 15 to 20 mph decreasing to 5 to 10 mph in
                    the afternoon.
Mixing Height.......2000 ft AGL until 0900, then 12500 ft AGL.
Transport Winds.....Northwest 5 to 10 mph until 1200, then west.
Smoke dispersal.....Poor until 0900, then good.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....48-58 F.
Max humidity........39-49%.
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 5 to 10 mph.
Mixing Height.......9000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then north.
Smoke dispersal.....Fair until 2100, then poor.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%). Isolated showers and
                    thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....79-89 F.
Min humidity........11-16%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
15K Ft MSL Winds....West 5 to 10 mph.
Mixing Height.......2000 ft AGL until 0900, then 11500 ft AGL.
Transport Winds.....Northwest 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
48-58. Highs 82-92. Winds less than 15 mph.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 49-59. Highs 82-92. Winds less than 15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 49-59. Highs 83-93. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 49-59. Highs 80-90.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 48-58. Highs 77-87.

$$

UTZ485-180045-
Eastern Ashley National Forest-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Partly cloudy (30-40%). Near 7000 feet,
                    isolated showers and thunderstorms. Near 10000
                    feet, isolated showers and thunderstorms until
                    1200, then scattered showers and thunderstorms.
Chc of lightning....20 percent.
Max temperature.....72-82 F near 7000 feet
                    60-70 F near 10000 feet.
   24 hr trend......6 degrees warmer.
Min humidity........16-26% near 7000 feet
                    22-32% near 10000 feet.
   24 hr trend......12% drier.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
                    gusts up to 20 mph in the afternoon.
CWR.................10 percent.
Mixing Height.......2500 ft AGL until 1000, then 11500 ft AGL.
Transport Winds.....Southwest 5 mph until 1200, then 10 to 15 mph.
Clearing Index......Less than 500 until 1000. 1050 after 1200.

.TONIGHT...
Sky/weather.........Mostly clear (20-30%). Near 10000 feet,
                    isolated showers until 2400.
Chc of lightning....0 percent.
Min temperature.....52-62 F near 7000 feet
                    38-48 F near 10000 feet.
   24 hr trend......4 degrees cooler.
Max humidity........39-49% near 7000 feet
                    47-57% near 10000 feet.
   24 hr trend......13% drier.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
                    Localized gusts up to 20 mph in the evening.
CWR.................0 percent.
Mixing Height.......9500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southwest 5 mph.
Clearing Index......1000 until 2000, then less than 500.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....76-86 F near 7000 feet
                    64-74 F near 10000 feet.
   24 hr trend......4 degrees warmer.
Min humidity........9-14%.
   24 hr trend......8% drier.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
                    gusts up to 20 mph in the afternoon.
CWR.................0 percent.
Mixing Height.......2000 ft AGL until 1000. 12000 ft AGL after
                    1200.
Transport Winds.....Southwest 5 mph.
Clearing Index......Less than 500 until 1000. 1050 after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 52-62. Highs 81-91. Winds less than
15 mph.
.WEDNESDAY...Mostly clear. Lows 53-63. Highs 82-92. Winds less
than 15 mph.
.THURSDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 57-67. Highs 80-90. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 55-65. Highs 79-89.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms
near 7000 feet and numerous showers and scattered thunderstorms
near 10000 feet. Lows 54-64. Highs 77-87.

$$

UTZ486-180045-
Eastern Uinta Basin-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (20-30%). Isolated showers and
                    thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....78-88 F near 5000 feet
                    67-77 F near 8000 feet.
   24 hr trend......3 degrees warmer.
Min humidity........11-21%.
   24 hr trend......7% drier.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
                    gusts up to 20 mph in the afternoon.
CWR.................0 percent.
Mixing Height.......2500 ft AGL until 1000. 13000 ft AGL after
                    1100.
Transport Winds.....Southwest 5 mph until 1200, then 10 to 15 mph.
Clearing Index......Less than 500 until 1000. 1050 after 1100.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....54-64 F.
   24 hr trend......1 degree warmer.
Max humidity........30-40%.
   24 hr trend......21% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
                    downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......11000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then northeast.
Clearing Index......1050 until 2000, then less than 500.

.MONDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....81-91 F near 5000 feet
                    70-80 F near 8000 feet.
   24 hr trend......2 degrees warmer.
Min humidity........7-12%.
   24 hr trend......7% drier.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
Mixing Height.......3000 ft AGL until 1100. 12500 ft AGL after
                    1200.
Transport Winds.....Southeast 5 mph until 1200, then southwest.
Clearing Index......Less than 500 until 1100. 1050 after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 57-67. Highs 86-96. Winds less than
15 mph.
.WEDNESDAY...Clear. Lows 58-68. Highs 87-97. Winds less than
15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms near
6000 feet and scattered showers and thunderstorms near 8000 feet
. Lows 61-71. Highs 87-97. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 61-71. Highs 85-95.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 60-70. Highs 83-93.

$$

UTZ487-180045-
Book Cliffs-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (20-30%).
Chc of lightning....0 percent.
Max temperature.....79-89 F near 5000 feet
                    71-81 F near 8000 feet.
   24 hr trend......2 degrees warmer.
Min humidity........9-14%.
   24 hr trend......6% drier.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
                    gusts up to 20 mph in the afternoon.
CWR.................0 percent.
Mixing Height.......1000 ft AGL until 0900. 13500 ft AGL after
                    1000.
Transport Winds.....Southwest 5 to 10 mph.
Clearing Index......Less than 500 until 1000. 1050 after 1100.

.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....55-65 F near 5000 feet
                    50-60 F near 8000 feet.
   24 hr trend......Unchanged.
Max humidity........22-32%.
   24 hr trend......25% drier.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
                    Localized gusts up to 20 mph in the evening.
CWR.................0 percent.
Mixing Height.......11500 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....South 5 to 10 mph.
Clearing Index......1050 until 2000, then less than 500.

.MONDAY...
Sky/weather.........Sunny (0-10%).
Chc of lightning....0 percent.
Max temperature.....83-93 F near 5000 feet
                    75-85 F near 8000 feet.
   24 hr trend......2 degrees warmer.
Min humidity........5-10%.
   24 hr trend......4% drier.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
                    gusts up to 20 mph in the afternoon.
CWR.................0 percent.
Mixing Height.......1500 ft AGL until 1000. 12500 ft AGL after
                    1200.
Transport Winds.....Southwest 5 mph.
Clearing Index......Less than 500 until 1100. 1050 after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 55-65. Highs 88-98. Winds less than
15 mph.
.WEDNESDAY...Clear. Lows 57-67. Highs 90-100. Winds less than
15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms near
6000 feet and scattered showers and thunderstorms near 8000 feet
. Lows 61-71. Highs 90-100. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 60-70. Highs 88-98.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 60-70. Highs 86-96.

$$

UTZ490-180045-
Colorado River Basin-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Sunny (0-10%).
Chc of lightning....0 percent.
Max temperature.....87-97 F near 5000 feet
                    75-85 F near 7000 feet.
   24 hr trend......3 degrees warmer.
Min humidity........8-13%.
   24 hr trend......6% 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 1000. 13000 ft AGL after
                    1200.
Transport Winds.....South 5 mph until 1200, then southwest 10 to 15
                    mph.
Clearing Index......Less than 500 until 1100. 1050 after 1200.

.TONIGHT...
Sky/weather.........Clear (0-10%).
Chc of lightning....0 percent.
Min temperature.....60-70 F near 5000 feet
                    54-64 F near 7000 feet.
   24 hr trend......Unchanged.
Max humidity........18-28%.
   24 hr trend......19% 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, then 1500 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
                    southeast.
Clearing Index......1050 until 2000, then less than 500.

.MONDAY...
Sky/weather.........Sunny (0-10%).
Chc of lightning....0 percent.
Max temperature.....90-100 F near 5000 feet
                    78-88 F near 7000 feet.
   24 hr trend......3 degrees warmer.
Min humidity........5-10%.
   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 1100, then 10500 ft AGL.
Transport Winds.....Southeast 5 mph until 1200, then southwest.
Clearing Index......Less than 500 until 1100. 950 after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 60-70. Highs 93-103. Winds less than
15 mph.
.WEDNESDAY...Clear. Lows 62-72. Highs 94-104. Winds less than
15 mph.
.THURSDAY...Clear. Isolated showers and thunderstorms . Lows
64-74. Highs 94-104. Winds less than 15 mph.
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms near
5000 feet and scattered showers and thunderstorms near 7000 feet
. Lows 65-75. Highs 93-103.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 65-75. Highs 91-101.

$$

UTZ491-180045-
Southeast Utah-
236 AM MDT Sun Aug 17 2025

.TODAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....85-95 F near 5000 feet
                    72-82 F near 8000 feet.
   24 hr trend......3 degrees warmer.
Min humidity........10-15%.
   24 hr trend......7% drier.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
                    gusts up to 20 mph in the afternoon.
CWR.................0 percent.
Mixing Height.......1500 ft AGL until 1000. 13000 ft AGL after
                    1200.
Transport Winds.....Southwest 5 mph.
Clearing Index......Less than 500 until 1000. 1050 after 1200.

.TONIGHT...
Sky/weather.........Clear (0-10%).
Chc of lightning....0 percent.
Min temperature.....59-69 F.
   24 hr trend......Unchanged.
Max humidity........23-33%.
   24 hr trend......18% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
                    downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......11000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....West 5 mph.
Clearing Index......1000 until 2000, then less than 500.

.MONDAY...
Sky/weather.........Sunny (0-10%).
Chc of lightning....0 percent.
Max temperature.....88-98 F near 5000 feet
                    76-86 F near 8000 feet.
   24 hr trend......4 degrees warmer.
Min humidity........7-12%.
   24 hr trend......2% drier.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................0 percent.
Mixing Height.......1500 ft AGL until 1000. 11500 ft AGL after
                    1100.
Transport Winds.....West 5 mph.
Clearing Index......Less than 500 until 1100. 900 after 1200.

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Clear. Lows 58-68. Highs 92-102. Winds less than
15 mph.
.WEDNESDAY...Clear. Isolated showers near 8000 feet. Lows 60-70.
Highs 93-103. Winds less than 15 mph.
.THURSDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 62-72. Highs 94-104. Winds less than 15 mph.
.FRIDAY...Mostly clear. Isolated showers and thunderstorms near
5000 feet and scattered showers and thunderstorms near 8000 feet
. Lows 64-74. Highs 93-103.
.SATURDAY...Partly cloudy. Scattered showers and isolated
thunderstorms near 5000 feet and scattered showers and
thunderstorms near 8000 feet. Lows 64-74. Highs 91-101.

$$