Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Junction, CO
Issued by NWS Grand Junction, CO
224
FNUS55 KGJT 021923
FWFGJT
Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
123 PM MDT Tue Sep 2 2025
.DISCUSSION...Unseasonably warm and mostly dry conditions remain
in place for the next couple of days. Isolated storms will occur
each afternoon over the Divide mountains and become more
widespread later this week into the weekend as moisture
increases. Wetting rains remain localized through mid week with
critical fire weather conditions unlikely. Wetting rain chances
become more widespread Friday into the weekend.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
...THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL...
COZ200-031130-
Little Snake Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....50-60 F.
Max humidity........37-47% near 6000 feet
30-40% 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....Northwest 5 to 10 mph.
Mixing Height.......13500 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....North 5 mph.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....79-89 F near 6000 feet
69-79 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....Northwest 10 to 15 mph.
Mixing Height.......3000 ft AGL until 1100. 13500 ft AGL after
1200.
Transport Winds.....North 5 mph.
Smoke dispersal.....Poor until 1200, then good.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....52-62 F.
Max humidity........30-40%.
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....Northwest 10 to 15 mph.
Mixing Height.......13000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....North 5 mph until 2400, then west.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny (10-20%) until 1200, then partly
cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....79-89 F near 6000 feet
66-76 F near 8000 feet.
Min humidity........9-14%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the afternoon.
CWR.................0 percent.
15K Ft MSL Winds....Northwest 15 to 20 mph decreasing to 10 to 15
mph in the afternoon.
Mixing Height.......2000 ft AGL until 1000. 14500 ft AGL after
1100.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
49-59. Highs 76-86. Winds less than 15 mph.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 48-58. Highs 73-83. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 47-57. Highs 72-82. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
45-55. Highs 73-83.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms near
8000 feet. Lows 45-55. Highs 74-84.
$$
COZ201-031130-
Routt Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....45-55 F.
Max humidity........42-52%.
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....Northwest 15 to 20 mph.
Mixing Height.......10500 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Northeast 5 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....69-79 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....Northwest 15 to 20 mph decreasing to 10 to 15
mph in the afternoon.
Mixing Height.......2000 ft AGL until 1000, then 11500 ft AGL.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....46-56 F.
Max humidity........34-44%.
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....Northwest 10 to 15 mph increasing to 15 to 20
mph after midnight.
Mixing Height.......10000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....North 5 to 10 mph until 2400, then south.
Smoke dispersal.....Fair until 2100, then poor.
.THURSDAY...
Sky/weather.........Mostly sunny (10-20%) until 1200, then partly
cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....68-78 F.
Min humidity........14-24%.
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....Northwest 20 to 25 mph decreasing to 15 to 20
mph in the afternoon.
Mixing Height.......3000 ft AGL until 1000, then 12000 ft AGL.
Transport Winds.....West 5 to 10 mph.
Smoke dispersal.....Poor until 0900. Excellent after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 65-75. Winds less than 15 mph.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 64-74. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 60-70. Winds less than 15 mph.
.MONDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 40-50. Highs 62-72.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
40-50. Highs 65-75.
$$
COZ202-031130-
White River Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....48-58 F.
Max humidity........35-45% near 6000 feet
26-36% 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....Northwest 5 to 10 mph.
Mixing Height.......13000 ft AGL until 1900. 1000 ft AGL after
2000.
Transport Winds.....North 5 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....79-89 F near 6000 feet
70-80 F near 8000 feet.
Min humidity........8-13%.
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....Northwest 10 to 15 mph.
Mixing Height.......2000 ft AGL until 1100. 13000 ft AGL after
1200.
Transport Winds.....Northeast 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 1200, then good.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear (10-20%).
Chc of lightning....0 percent.
Min temperature.....50-60 F.
Max humidity........29-39% near 6000 feet
23-33% 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....Northwest 10 to 15 mph.
Mixing Height.......12000 ft AGL until 1900. 1000 ft AGL after
2000.
Transport Winds.....North 5 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....78-88 F near 6000 feet
68-78 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....West 10 to 15 mph.
Mixing Height.......1500 ft AGL until 1000. 14000 ft AGL after
1100.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 50-60. Highs 75-85. Winds less than 15 mph.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 48-58. Highs 72-82. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 47-57. Highs 72-82. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
45-55. Highs 73-83.
.TUESDAY...Mostly clear. Lows 45-55. Highs 75-85.
$$
COZ203-031130-
Lower Colorado River-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....54-64 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....Northwest 5 to 10 mph.
Mixing Height.......13500 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....North 5 to 10 mph until 2400, then east.
Smoke dispersal.....Fair until 2100, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny (10-20%) until 1200, then partly
cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....81-91 F near 6000 feet
73-83 F near 8000 feet.
Min humidity........8-13%.
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....Northwest 10 to 15 mph.
Mixing Height.......3000 ft AGL until 1100. 14500 ft AGL after
1200.
Transport Winds.....East 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 1200, then good.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....54-64 F.
Max humidity........26-36%.
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....Northwest 10 to 15 mph.
Mixing Height.......13000 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....North 5 to 10 mph until 2400, then east.
Smoke dispersal.....Fair until 2100, then poor.
.THURSDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (40-50%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....79-89 F near 6000 feet
72-82 F near 8000 feet.
Min humidity........12-22%.
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....Northwest 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000. 12500 ft AGL after
1200.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 54-64. Highs 75-85. Winds less than 15 mph.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 52-62. Highs 72-82. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 51-61. Highs 72-82. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
50-60. Highs 74-84.
.TUESDAY...Mostly clear. Lows 50-60. Highs 77-87.
$$
COZ205-031130-
Colorado River Headwaters-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....46-56 F.
Max humidity........45-55%.
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....Northwest 10 to 15 mph.
Mixing Height.......10500 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....Northeast 5 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny (10-20%) until 1200, then partly
cloudy (40-50%).
Chc of lightning....0 percent.
Max temperature.....71-81 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....Northwest 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000, then 12500 ft AGL.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....47-57 F.
Max humidity........36-46%.
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....Northwest 10 to 15 mph increasing to 15 to 20
mph after midnight.
Mixing Height.......11000 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....North 5 mph until 2400, then south.
Smoke dispersal.....Fair until 2100, then poor.
.THURSDAY...
Sky/weather.........Mostly sunny (10-20%) until 1200, then partly
cloudy (30-40%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....72-82 F.
Min humidity........14-24%.
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....Northwest 20 to 25 mph decreasing to 15 to 20
mph in the afternoon.
Mixing Height.......3000 ft AGL until 1000. 12000 ft AGL after
1200.
Transport Winds.....West 5 mph until 1200, then northwest 10 to 15
mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Mostly cloudy. Numerous showers and scattered
thunderstorms. Lows 44-54. Highs 66-76. Winds less than 15 mph.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 64-74. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 62-72. Winds less than 15 mph.
.MONDAY...Partly cloudy. Scattered thunderstorms and isolated
showers. Lows 40-50. Highs 64-74.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
40-50. Highs 66-76.
$$
COZ290-031130-
Paradox Valley Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....52-62 F near 6000 feet
47-57 F near 8000 feet.
Max humidity........31-41% near 6000 feet
43-53% 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....Northwest 5 to 10 mph.
Mixing Height.......11000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....North 5 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Max temperature.....80-90 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....North 10 to 15 mph.
Mixing Height.......2000 ft AGL until 1000. 13500 ft AGL after
1200.
Transport Winds.....South 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 1200, then good.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%).
Chc of lightning....0 percent.
Min temperature.....50-60 F near 6000 feet
49-59 F near 8000 feet.
Max humidity........30-40% near 6000 feet
40-50% 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....North 5 to 10 mph.
Mixing Height.......12000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Northwest 5 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Near 6000 feet, partly cloudy (40-50%). Near
8000 feet, partly cloudy (30-40%) until 1200,
then mostly cloudy (60-70%). Scattered showers
and thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....78-88 F near 6000 feet
66-76 F near 8000 feet.
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 5 to 10 mph.
Mixing Height.......2000 ft AGL until 1000. 10000 ft AGL after
1200.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 54-64. Highs 75-85. Winds less than 15 mph.
.SATURDAY...Mostly cloudy. Numerous thunderstorms and scattered
showers near 6000 feet and numerous thunderstorms and scattered
showers near 8000 feet. Lows 52-62. Highs 72-82. Winds less than
15 mph.
.SUNDAY...Partly cloudy near 6000 feet and mostly cloudy near
8000 feet and scattered showers and thunderstorms. Lows 52-62.
Highs 73-83. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
51-61. Highs 76-86.
.TUESDAY...Mostly clear. Lows 51-61. Highs 78-88.
$$
COZ291-031130-
Northern San Juan Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....45-55 F.
Max humidity........45-55%.
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....Northwest 10 to 15 mph.
Mixing Height.......11000 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....North 5 mph until 2400, then south.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Max temperature.....67-77 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....Northwest 10 to 15 mph decreasing to 5 to 10
mph in the afternoon.
Mixing Height.......3000 ft AGL until 1000, then 12000 ft AGL.
Transport Winds.....Southwest 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 0900. Good after 1200.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%).
Chc of lightning....0 percent.
Min temperature.....47-57 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....Northwest 10 to 15 mph.
Mixing Height.......10500 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....Northwest 5 mph until 2400, then south.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly
cloudy (60-70%). Scattered showers and
thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....66-76 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....Northwest 10 to 15 mph.
Mixing Height.......3500 ft AGL until 1000, then 9000 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Mostly cloudy. Numerous thunderstorms and scattered
showers. Lows 44-54. Highs 64-74. Winds less than 15 mph.
.SATURDAY...Mostly cloudy. Numerous thunderstorms and scattered
showers. Lows 43-53. Highs 62-72. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 63-73. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
41-51. Highs 66-76.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
42-52. Highs 68-78.
$$
COZ292-031130-
North Fork Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....49-59 F near 6000 feet
47-57 F near 8000 feet.
Max humidity........35-45% near 6000 feet
42-52% 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....Northwest 5 to 10 mph.
Mixing Height.......12500 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....Northwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Fair until 2100, then poor.
.WEDNESDAY...
Sky/weather.........Near 6000 feet, mostly sunny (20-30%) until
1200, then partly cloudy (30-40%). Near 8000
feet, partly cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....82-92 F near 6000 feet
72-82 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....Northwest 10 to 15 mph.
Mixing Height.......3000 ft AGL until 1100. 13500 ft AGL after
1200.
Transport Winds.....Southeast 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 1200, then good.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....50-60 F near 6000 feet
47-57 F near 8000 feet.
Max humidity........31-41%.
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....Northwest 10 to 15 mph.
Mixing Height.......11000 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....Northwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Near 6000 feet, mostly sunny (20-30%) until
1200, then partly cloudy (40-50%), isolated
showers and thunderstorms after 1200. Near 8000
feet, partly cloudy (40-50%), scattered showers
and thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....80-90 F near 6000 feet
70-80 F near 8000 feet.
Min humidity........14-24%.
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....Northwest 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000. 12500 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...
.FRIDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 53-63. Highs 76-86. Winds less than 15 mph.
.SATURDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 51-61. Highs 73-83. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 50-60. Highs 72-82. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
49-59. Highs 76-86.
.TUESDAY...Mostly clear. Lows 49-59. Highs 78-88.
$$
COZ293-031130-
Gunnison Basin Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Isolated showers and
thunderstorms until 2400.
Chc of lightning....0 percent.
Min temperature.....45-55 F.
Max humidity........55-65%.
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....Northwest 10 to 15 mph.
Mixing Height.......11500 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....North 5 to 10 mph until 2400, then east.
Smoke dispersal.....Fair until 2100, then poor.
.WEDNESDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....74-84 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....Northwest 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000, then 12500 ft AGL.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....46-56 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....Northwest 10 to 15 mph.
Mixing Height.......11000 ft AGL until 1900. 2000 ft AGL after
2000.
Transport Winds.....North 5 mph.
Smoke dispersal.....Fair until 2100, then poor.
.THURSDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (40-50%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....72-82 F.
Min humidity........14-24%.
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....Northwest 15 to 20 mph decreasing to 10 to 15
mph in the afternoon.
Mixing Height.......2500 ft AGL until 1000. 11500 ft AGL after
1200.
Transport Winds.....Northwest 5 mph until 1200, then 10 to 15 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Mostly cloudy. Numerous showers and scattered
thunderstorms. Lows 43-53. Highs 66-76. Winds less than 15 mph.
.SATURDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 64-74. Winds less than 15 mph.
.SUNDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 64-74. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
39-49. Highs 66-76.
.TUESDAY...Mostly clear. Isolated showers. Lows 39-49. Highs
68-78.
$$
COZ207-031130-
Southwest Colorado Lower Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....53-63 F.
Max humidity........47-57%.
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....North 5 to 10 mph.
Mixing Height.......12500 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....West 5 mph until 2400, then east.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Max temperature.....82-92 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....North 5 to 10 mph.
Mixing Height.......3000 ft AGL until 1100. 13500 ft AGL after
1200.
Transport Winds.....Southeast 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 0900. Good after 1200.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%).
Chc of lightning....0 percent.
Min temperature.....54-64 F.
Max humidity........42-52%.
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....Northwest 5 to 10 mph.
Mixing Height.......12500 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....West 5 mph until 2400, then southeast.
Smoke dispersal.....Fair until 2100, then poor.
.THURSDAY...
Sky/weather.........Partly cloudy (50-60%). Scattered showers and
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....79-89 F.
Min humidity........16-26%.
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 5 to 10 mph.
Mixing Height.......2000 ft AGL until 1000. 11000 ft AGL after
1100.
Transport Winds.....Southwest 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 51-61. Highs 75-85. Winds less than 15 mph.
.SATURDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 50-60. Highs 73-83. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 49-59. Highs 75-85. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers. Lows 48-58. Highs
77-87.
.TUESDAY...Mostly clear. Lows 48-58. Highs 79-89.
$$
COZ294-031130-
Southwest Colorado Upper West Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60%).
Chc of lightning....0 percent.
Min temperature.....48-58 F.
Max humidity........54-64%.
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....Northwest 5 to 10 mph.
Mixing Height.......10500 ft AGL until 1900. 1000 ft AGL after
2000.
Transport Winds.....Northwest 5 mph until 2400, then east.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly
cloudy (60-70%). Isolated showers and
thunderstorms.
Chc of lightning....10 percent.
Max temperature.....70-80 F.
Min humidity........14-24%.
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....Northwest 10 to 15 mph.
Mixing Height.......2000 ft AGL until 1000. 11500 ft AGL after
1100.
Transport Winds.....South 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 0900. Good after 1200.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....49-59 F.
Max humidity........49-59%.
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....Northwest 5 to 10 mph.
Mixing Height.......10500 ft AGL until 1900. 1000 ft AGL after
2000.
Transport Winds.....Northwest 5 mph until 2400, then east.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly
cloudy (60-70%). Scattered showers and
thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....67-77 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 5 to 10 mph.
Mixing Height.......2500 ft AGL until 1000, then 8500 ft AGL.
Transport Winds.....Southwest 5 mph until 1200, then northwest.
Smoke dispersal.....Poor until 0900. Good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Mostly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 65-75. Winds less than 15 mph.
.SATURDAY...Mostly cloudy. Numerous thunderstorms and scattered
showers. Lows 41-51. Highs 62-72. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 64-74. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
41-51. Highs 67-77.
.TUESDAY...Mostly clear. Lows 40-50. Highs 68-78.
$$
COZ295-031130-
Southwest Colorado Upper East Forecast Area-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (40-50%). Isolated showers and
thunderstorms until 2400.
Chc of lightning....10 percent.
Min temperature.....44-54 F.
Max humidity........61-76%.
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....Northwest 10 to 15 mph.
Mixing Height.......5500 ft AGL until 1900, then 2500 ft AGL.
Transport Winds.....North 5 mph until 2400, then northeast.
Smoke dispersal.....Poor.
.WEDNESDAY...
Sky/weather.........Partly cloudy (40-50%). Isolated showers and
thunderstorms.
Chc of lightning....20 percent.
Max temperature.....73-83 F.
Min humidity........16-26%.
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....North 15 to 20 mph becoming northwest 10 to 15
mph in the afternoon.
Mixing Height.......2500 ft AGL until 1000. 11000 ft AGL after
1100.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....45-55 F.
Max humidity........51-61%.
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....Northwest 5 to 10 mph.
Mixing Height.......8000 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....Northeast 5 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly
cloudy (60-70%). Scattered showers and
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....72-82 F.
Min humidity........20-30%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................30 percent.
15K Ft MSL Winds....Northwest 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000, then 8500 ft AGL.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Mostly cloudy. Numerous thunderstorms and scattered
showers. Lows 43-53. Highs 66-76. Winds less than 15 mph.
.SATURDAY...Mostly cloudy. Numerous thunderstorms and scattered
showers. Lows 42-52. Highs 64-74. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 40-50. Highs 66-76. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
39-49. Highs 69-79.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
40-50. Highs 70-80.
$$
UTZ485-031130-
Eastern Ashley National Forest-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....51-61 F near 7000 feet
37-47 F near 10000 feet.
24 hr trend......2 degrees cooler.
Max humidity........33-43%.
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.......11500 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Northwest 5 to 10 mph.
Clearing Index......1050 until 1900. Less than 500 after 2000.
.WEDNESDAY...
Sky/weather.........Near 7000 feet, mostly sunny (20-30%). Near
10000 feet, mostly sunny (20-30%) until 1200,
then partly cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....73-83 F near 7000 feet
62-72 F near 10000 feet.
24 hr trend......Unchanged.
Min humidity........12-17% near 7000 feet
16-26% near 10000 feet.
24 hr trend......1% drier.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the morning.
CWR.................0 percent.
Mixing Height.......3000 ft AGL until 1100, then 11500 ft AGL.
Transport Winds.....Northwest 5 mph.
Clearing Index......Less than 500 until 1200. 950 after 1300.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....52-62 F near 7000 feet
40-50 F near 10000 feet.
24 hr trend......8 degrees warmer.
Max humidity........31-41% near 7000 feet
37-47% near 10000 feet.
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.......10000 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....Northwest 5 to 10 mph.
Clearing Index......900 until 1900, then less than 500.
.THURSDAY...
Sky/weather.........Near 7000 feet, mostly sunny (20-30%) until
1200, then partly cloudy (40-50%). Near 10000
feet, partly cloudy (40-50%).
Chc of lightning....0 percent.
Max temperature.....72-82 F near 7000 feet
61-71 F near 10000 feet.
24 hr trend......1 degree cooler.
Min humidity........13-23% near 7000 feet
19-29% near 10000 feet.
24 hr trend......3% wetter.
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. 12500 ft AGL after
1200.
Transport Winds.....Northwest 5 to 10 mph.
Clearing Index......Less than 500 until 1100. 1050 after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Partly cloudy near 7000 feet and mostly cloudy near
10000 feet and isolated showers and thunderstorms near 7000 feet
and scattered showers and thunderstorms near 10000 feet. Lows
48-58. Highs 69-79. Winds less than 15 mph.
.SATURDAY...Partly cloudy near 7000 feet and mostly cloudy near
10000 feet and scattered showers and thunderstorms . Lows 48-58.
Highs 65-75. Winds less than 15 mph.
.SUNDAY...Partly cloudy near 7000 feet and mostly cloudy near
10000 feet and scattered showers and thunderstorms . Lows 45-55.
Highs 64-74. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 45-55. Highs 66-76.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms near
10000 feet. Lows 45-55. Highs 67-77.
$$
UTZ486-031130-
Eastern Uinta Basin-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....53-63 F.
24 hr trend......2 degrees warmer.
Max humidity........26-36%.
24 hr trend......8% drier.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph after midnight.
CWR.................0 percent.
Mixing Height.......12500 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....North 5 mph.
Clearing Index......1000 until 1900. Less than 500 after 2000.
.WEDNESDAY...
Sky/weather.........Mostly sunny (10-20%).
Chc of lightning....0 percent.
Max temperature.....79-89 F near 5000 feet
68-78 F near 8000 feet.
24 hr trend......1 degree warmer.
Min humidity........10-15%.
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.......3000 ft AGL until 1100, then 13000 ft AGL.
Transport Winds.....Northeast 5 mph until 1200, then northwest.
Clearing Index......Less than 500 until 1200, then 1050.
.WEDNESDAY NIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....54-64 F.
24 hr trend......Unchanged.
Max humidity........23-33%.
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.......11500 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....North 5 mph.
Clearing Index......1050 until 1900, then less than 500.
.THURSDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....77-87 F near 5000 feet
67-77 F near 8000 feet.
24 hr trend......1 degree cooler.
Min humidity........12-17%.
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
1100.
Transport Winds.....Northwest 5 mph.
Clearing Index......Less than 500 until 1000. 1050 after 1100.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows
54-64. Highs 74-84. Winds less than 15 mph.
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 53-63. Highs 70-80. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 50-60. Highs 70-80. Winds less than 15 mph.
.MONDAY...Partly cloudy. Isolated showers and thunderstorms .
Lows 49-59. Highs 71-81.
.TUESDAY...Mostly clear. Lows 49-59. Highs 73-83.
$$
UTZ487-031130-
Book Cliffs-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....55-65 F.
24 hr trend......1 degree warmer.
Max humidity........26-36%.
24 hr trend......3% 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 1900. 1500 ft AGL after
2000.
Transport Winds.....Northeast 5 mph until 2400, then southwest.
Clearing Index......1050 until 1900. Less than 500 after 2000.
.WEDNESDAY...
Sky/weather.........Near 5000 feet, mostly sunny (20-30%). Near
8000 feet, mostly sunny (20-30%) until 1200,
then partly cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....77-87 F near 5000 feet
73-83 F near 8000 feet.
24 hr trend......1 degree cooler.
Min humidity........8-13%.
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.......1500 ft AGL until 1000. 12000 ft AGL after
1100.
Transport Winds.....Northeast 5 mph until 1200, then northwest.
Clearing Index......Less than 500 until 1100. 950 after 1200.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy (30-40%).
Chc of lightning....0 percent.
Min temperature.....56-66 F.
24 hr trend......2 degrees warmer.
Max humidity........24-34%.
24 hr trend......3% 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 1900. 1000 ft AGL after
2100.
Transport Winds.....North 5 mph until 2400, then south.
Clearing Index......850 until 1900, then less than 500.
.THURSDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (40-50%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....77-87 F near 5000 feet
70-80 F near 8000 feet.
24 hr trend......Unchanged.
Min humidity........12-17% near 5000 feet
16-26% near 8000 feet.
24 hr trend......4% wetter.
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. 12000 ft AGL after
1100.
Transport Winds.....West 5 mph.
Clearing Index......Less than 500 until 1100. 1050 after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Partly cloudy near 6000 feet and mostly cloudy near
8000 feet and scattered showers and thunderstorms . Lows 54-64.
Highs 75-85. Winds less than 15 mph.
.SATURDAY...Mostly cloudy. Scattered showers and thunderstorms .
Lows 52-62. Highs 71-81. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 50-60. Highs 72-82. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms . Lows
49-59. Highs 74-84.
.TUESDAY...Mostly clear. Lows 49-59. Highs 75-85.
$$
UTZ490-031130-
Colorado River Basin-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Mostly clear (20-30%).
Chc of lightning....0 percent.
Min temperature.....58-68 F.
24 hr trend......1 degree warmer.
Max humidity........21-31%.
24 hr trend......1% wetter.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......13000 ft AGL until 1900. 1500 ft AGL after
2000.
Transport Winds.....Northwest 5 mph until 2400, then east.
Clearing Index......950 until 1900. Less than 500 after 2000.
.WEDNESDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (30-40%).
Chc of lightning....0 percent.
Max temperature.....87-97 F near 5000 feet
77-87 F near 7000 feet.
24 hr trend......1 degree cooler.
Min humidity........7-12%.
24 hr trend......1% wetter.
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. 13500 ft AGL after
1300.
Transport Winds.....East 5 mph until 1200, then west.
Clearing Index......Less than 500 until 1300. 1050 after 1400.
.WEDNESDAY NIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....60-70 F near 5000 feet
54-64 F near 7000 feet.
24 hr trend......3 degrees warmer.
Max humidity........22-32%.
24 hr trend......2% wetter.
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 1900. 1500 ft AGL after
2000.
Transport Winds.....West 5 mph until 2400, then east.
Clearing Index......900 until 1900, then less than 500.
.THURSDAY...
Sky/weather.........Near 5000 feet, partly cloudy (30-40%). Near
7000 feet, mostly sunny (20-30%) until 1200,
then partly cloudy (40-50%). Isolated showers
and thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....86-96 F near 5000 feet
74-84 F near 7000 feet.
24 hr trend......3 degrees cooler.
Min humidity........11-21%.
24 hr trend......6% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
Mixing Height.......2000 ft AGL until 1000, then 11000 ft AGL.
Transport Winds.....Southeast 5 mph until 1200, then southwest.
Clearing Index......Less than 500 until 1200. 1050 after 1400.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Partly cloudy near 5000 feet and mostly cloudy near
7000 feet and scattered showers and thunderstorms . Lows 58-68.
Highs 79-89. Winds less than 15 mph.
.SATURDAY...Partly cloudy near 5000 feet and mostly cloudy near
7000 feet. Scattered showers and thunderstorms. Lows 57-67.
Highs 76-86. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 56-66. Highs 77-87. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms . Lows
55-65. Highs 79-89.
.TUESDAY...Mostly clear. Lows 55-65. Highs 81-91.
$$
UTZ491-031130-
Southeast Utah-
123 PM MDT Tue Sep 2 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....60-70 F near 5000 feet
51-61 F near 8000 feet.
24 hr trend......2 degrees warmer.
Max humidity........38-48% near 5000 feet
32-42% near 8000 feet.
24 hr trend......1% wetter.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................0 percent.
Mixing Height.......10500 ft AGL until 2000, then 1000 ft AGL.
Transport Winds.....South 5 mph.
Clearing Index......800 until 1900. Less than 500 after 2000.
.WEDNESDAY...
Sky/weather.........Partly cloudy (40-50%). Near 5000 feet,
isolated showers and thunderstorms after 1200.
Chc of lightning....0 percent.
Max temperature.....84-94 F near 5000 feet
72-82 F near 8000 feet.
24 hr trend......2 degrees cooler.
Min humidity........11-21%.
24 hr trend......1% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
Mixing Height.......2500 ft AGL until 1100. 13000 ft AGL after
1200.
Transport Winds.....Southeast 5 mph until 1200, then west.
Clearing Index......Less than 500 until 1200, then 950.
.WEDNESDAY NIGHT...
Sky/weather.........Near 5000 feet, partly cloudy (50-60%). Near
8000 feet, mostly cloudy (60-70%) until 2400,
then partly cloudy (40-50%).
Chc of lightning....0 percent.
Min temperature.....59-69 F near 5000 feet
53-63 F near 8000 feet.
24 hr trend......1 degree cooler.
Max humidity........39-49%.
24 hr trend......6% 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 1900. 1500 ft AGL after
2000.
Transport Winds.....Southwest 5 to 10 mph.
Clearing Index......900 until 1900. Less than 500 after 2000.
.THURSDAY...
Sky/weather.........Near 5000 feet, partly cloudy (40-50%). Near
8000 feet, partly cloudy (40-50%) until 1200,
then mostly cloudy (60-70%). Scattered showers
and thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....82-92 F near 5000 feet
69-79 F near 8000 feet.
24 hr trend......3 degrees cooler.
Min humidity........18-28%.
24 hr trend......6% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
Mixing Height.......1500 ft AGL until 1000, then 11500 ft AGL.
Transport Winds.....Southwest 5 mph.
Clearing Index......Less than 500 until 1200, then 1000.
.FORECAST FOR DAY 3 THROUGH 7...
.FRIDAY...Partly cloudy near 5000 feet and mostly cloudy near
8000 feet and scattered showers and thunderstorms . Lows 56-66.
Highs 77-87. Winds less than 15 mph.
.SATURDAY...Partly cloudy near 5000 feet and mostly cloudy near
8000 feet. Scattered showers and thunderstorms. Lows 56-66.
Highs 75-85. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Isolated showers and thunderstorms near
5000 feet and scattered showers and thunderstorms near 8000 feet
. Lows 54-64. Highs 77-87. Winds less than 15 mph.
.MONDAY...Mostly clear. Isolated showers and thunderstorms near
8000 feet. Lows 54-64. Highs 80-90.
.TUESDAY...Clear. Lows 54-64. Highs 81-91.
$$