COZ203-021130-
COZ203-021130-
Lower Colorado River-
130 PM MDT Sun Jun 1 2025

Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
130 PM MDT Sun Jun 1 2025

.DISCUSSION...Deep moisture moves in tomorrow bringing widespread
showers with wetting rains and scattered thunderstorms periodically
through Thursday. 


...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.........Partly cloudy (50-60%). Isolated thunderstorms 
                    until 2400. Isolated showers. 
Chc of lightning....10 percent. 
Min temperature.....55-65 F near 6000 feet 
                    49-59 F near 8000 feet. 
Max humidity........38-48%. 
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming 
                    downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent. 
15K Ft MSL Winds....Southwest 10 to 15 mph. 
Mixing Height.......12500 ft AGL until 2000. 2000 ft AGL after 
                    2100. 
Transport Winds.....South 5 to 10 mph. 
Smoke dispersal.....Good until 2100, then poor. 

.MONDAY...
Sky/weather.........Mostly cloudy (70-80%). Isolated showers until 
                    1200, then numerous showers and isolated 
                    thunderstorms. 
Chc of lightning....20 percent. 
Max temperature.....72-82 F near 6000 feet 
                    63-73 F near 8000 feet. 
Min humidity........25-35%. 
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....Southwest 5 to 10 mph shifting to the northwest 
                    in the afternoon. 
Mixing Height.......3500 ft AGL until 1000, then 7000 ft AGL. 
Transport Winds.....Southwest 5 to 10 mph. 
Smoke dispersal.....Poor until 0900. Fair after 1200. 

.MONDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Numerous showers and 
                    scattered thunderstorms until 2400, then 
                    scattered showers. 
Chc of lightning....50 percent. 
Min temperature.....48-58 F near 6000 feet 
                    42-52 F near 8000 feet. 
Max humidity........67-82%. 
20-foot winds.......Downslope/downvalley winds 3 to 6 mph. 
                    Localized gusts up to 20 mph in the evening. 
CWR.................70 percent. 
15K Ft MSL Winds....Northwest 20 to 25 mph. 
Mixing Height.......4000 ft AGL until 2100, then 2000 ft AGL. 
Transport Winds.....Southwest 5 mph. 
Smoke dispersal.....Poor. 

.TUESDAY...
Sky/weather.........Partly cloudy (50-60%) until 1200, then mostly 
                    cloudy (60-70%). Scattered showers and isolated 
                    thunderstorms. 
Chc of lightning....20 percent. 
Max temperature.....69-79 F near 6000 feet 
                    60-70 F near 8000 feet. 
Min humidity........18-28%. 
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized 
                    gusts up to 20 mph in the afternoon. 
CWR.................20 percent. 
15K Ft MSL Winds....West 20 to 25 mph. 
Mixing Height.......3000 ft AGL until 1000, then 10000 ft AGL. 
Transport Winds.....Southwest 5 mph until 1200, then west 10 to 15 
                    mph. 
Smoke dispersal.....Poor until 0900. Very good after 1200. 

.FORECAST FOR DAY 3 THROUGH 7...
.WEDNESDAY...Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows 47-57. Highs 68-78. Winds less than 15 mph. 
.THURSDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 45-55. Highs 71-81. Winds less than 15 mph. 
.FRIDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 47-57. Highs 75-85. Winds less than 15 mph. 
.SATURDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 48-58. Highs 77-87. 
.SUNDAY...Mostly clear. Isolated showers. Lows 50-60. Highs
80-90.