National Weather Service United States Department of Commerce

 

COZ207-141100-
COZ207-141100-
Southwest Colorado Lower Forecast Area-
222 PM MST Sat Dec 13 2025

Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
221 PM MST Sat Dec 13 2025

.DISCUSSION...
This is an automatically generated forecast with no discussion. 
The normal Fire Weather Forecast will resume in its entirety in 
the spring.


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


.TONIGHT...
Sky/weather.........Mostly clear (10-20%). Patchy fog after 2400. 
Chc of lightning....0 percent. 
Min temperature.....21-31 F. 
Max humidity........72-87%. 
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 shifting to the west 
                    after midnight. 
Mixing Height.......1500 ft AGL. 
Transport Winds.....East 5 mph. 
Smoke dispersal.....Poor. 

.SUNDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly 
                    cloudy (30-40%). Patchy fog until 1200. 
Chc of lightning....0 percent. 
Max temperature.....49-59 F. 
Min humidity........26-36%. 
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. 
Transport Winds.....South 5 mph. 
Smoke dispersal.....Poor. 

.SUNDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%). 
Chc of lightning....0 percent. 
Min temperature.....23-33 F. 
Max humidity........65-80%. 
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.......1000 ft AGL. 
Transport Winds.....East 5 mph. 
Smoke dispersal.....Poor. 

.MONDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly 
                    sunny (10-20%). 
Chc of lightning....0 percent. 
Max temperature.....47-57 F. 
Min humidity........28-38%. 
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.......1500 ft AGL. 
Transport Winds.....North 5 mph until 1200, then northwest. 
Smoke dispersal.....Poor. 

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Mostly clear. Lows 21-31. Highs 48-58. Winds less than
15 mph. 
.WEDNESDAY...Mostly clear. Lows 24-34. Highs 50-60. Winds less
than 15 mph. 
.THURSDAY...Partly cloudy. Lows 24-34. Highs 49-59. Winds less
than 15 mph. 
.FRIDAY...Partly cloudy. Lows 26-36. Highs 51-61. 
.SATURDAY...Partly cloudy. Lows 27-37. Highs 49-59.