158
FNUS75 KGJT 032345
FWSGJT

Spot Forecast for USFS Pearl Lake pile burning...USFS
National Weather Service Grand Junction CO
445 PM MST Wed Dec 3 2025

Forecast is based on ignition time of 1000 MST on December 04.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Clouds scatter out from south to north tonight
giving way to a quieter day tomorrow. Active weather returns late
Thursday evening with accumulating snowfall persisting through
Sunday. In total, 12-16" of snow is possible with the highest
snowfall rates Friday night into early Saturday. On Friday itself,
1-3" is currently forecast at the burn site.

.THURSDAY...

Sky/weather.........Mostly sunny (45-55 percent).
CWR.................0 percent.
Max temperature.....21-26.
Min humidity........61-66 percent.
Wind (20 ft)........Southwest winds 8-12 mph increasing to 12-18 mph
                    in the afternoon.
Smoke dispersal.....Poor (31000 knot-ft) increasing to fair in the
                    afternoon.
Mixing height.......3200 ft AGL.
Transport winds.....West 16 mph.
Chance of thunder...0 percent.
Vent rate...........11430 kt*ft at ignition increasing to 43000 kt*ft
                    in the afternoon.

.THURSDAY NIGHT...

Sky/weather.........Mostly cloudy (75-85 percent). Chance of snow
                    showers in the evening, then snow showers
                    likely overnight.
CWR.................20 percent.
Min temperature.....10-15.
Max humidity........95-100 percent.
Wind (20 ft)........Southwest winds 8-12 mph.
Smoke dispersal.....Poor (9000-13000 knot-ft).
Mixing height.......1000 ft AGL.
Transport winds.....Southwest 13 mph.
Chance of thunder...0 percent.
Vent rate...........4500-6000 kt*ft

.FRIDAY...

Sky/weather.........Cloudy (90-100 percent). Snow showers.
CWR.................50 percent.
Max temperature.....21-26.
Min humidity........86-91 percent.
Wind (20 ft)........Southwest winds 8-12 mph increasing to 12-18 mph
                    in the afternoon.
Smoke dispersal.....Poor (37000 knot-ft).
Mixing height.......2500 ft AGL.
Transport winds.....Southwest 17 mph.
Chance of thunder...0 percent.
Vent rate...........25775 at 10 AM peaking at 31200 at 11 AM.

$$
Forecaster...Kathryn Abbott
Requested by...Phillip Garcia
Type of request...PRESCRIBED
.TAG 2526997.0/GJT
.DELDT 12/03/25
.FormatterVersion 2.0.0
.EMAIL phillip.garcia@usda.gov