National Weather Service United States Department of Commerce

Severe Thunderstorms in the Central U.S.; Record Temperatures Likely for Eastern U.S.

Several rounds of severe thunderstorms and heavy rain are forecast from the southern Plains to the Midwest through Friday. Large hail, damaging wind gusts, and tornadoes are possible. A significant warm-up is expected for much of the Eastern U.S. into next week. Several daily record temperature records are likely to be broken. Fire weather concerns will return to the central/southern High Plains. Read More >

COZ205-051100-
COZ205-051100-
Colorado River Headwaters-
1205 PM MST Wed Mar 4 2026

Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
1205 PM MST Wed Mar 4 2026

.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 (20-30%). 
Chc of lightning....0 percent. 
Min temperature.....23-33 F. 
Max humidity........56-66%. 
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 25 to 35 mph increasing to 30 to 40 
                    mph after midnight. 
Mixing Height.......2000 ft AGL. 
Transport Winds.....South 5 to 10 mph. 
Smoke dispersal.....Poor. 

.THURSDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly 
                    cloudy (40-50%). 
Chc of lightning....0 percent. 
Max temperature.....44-54 F. 
Min humidity........24-34%. 
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming 
                    southwest 10 to 15 mph in the afternoon. 
                    Localized gusts up to 35 mph. 
CWR.................10 percent. 
15K Ft MSL Winds....Southwest 25 to 35 mph. 
Mixing Height.......2000 ft AGL until 0900, then 6500 ft AGL. 
Transport Winds.....Southwest 10 to 15 mph until 1200, then 20 to 
                    25 mph. 
Smoke dispersal.....Poor until 0900, then good until 1200, then 
                    excellent until 1500, then very good. 

.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Isolated thunderstorms 
                    until 2400. Numerous snow showers. 
Chc of lightning....20 percent. 
Min temperature.....17-27 F. 
Max humidity........74-89%. 
20-foot winds.......Downslope/downvalley winds 3 to 6 mph. 
                    Localized gusts up to 30 mph in the evening. 
CWR.................60 percent. 
15K Ft MSL Winds....South 20 to 30 mph becoming southwest 15 to 20 
                    mph after midnight. 
Mixing Height.......3000 ft AGL. 
Transport Winds.....Northwest 5 to 10 mph. 
Smoke dispersal.....Poor. 

.FRIDAY...
Sky/weather.........Mostly cloudy (70-80%). Numerous snow showers 
                    until 1200, then snow showers and isolated 
                    thunderstorms. 
Chc of lightning....20 percent. 
Max temperature.....30-40 F. 
Min humidity........49-59%. 
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming 
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................60 percent. 
15K Ft MSL Winds....Northwest 10 to 15 mph. 
Mixing Height.......4000 ft AGL. 
Transport Winds.....Northwest 10 to 15 mph. 
Smoke dispersal.....Poor. 

.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Lows 13-23. Highs 35-45. Winds less
than 15 mph. 
.SUNDAY...Clear. Lows 15-25. Highs 42-52. Winds less than 15 mph.
.MONDAY...Clear. Lows 20-30. Highs 48-58. Winds less than 15 mph.
.TUESDAY...Partly cloudy. Scattered snow showers. Lows 25-35.
Highs 41-51. 
.WEDNESDAY...Partly cloudy. Scattered snow showers. Lows 16-26.
Highs 32-42.