159
FNUS75 KGJT 091243
FWSGJT

Spot Forecast for Alpine Piles...usfs
National Weather Service Grand Junction CO
543 AM MST Tue Dec 9 2025

Forecast is based on ignition time of 0700 MST on December 09.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...An inversion just above 11,000 ft will limit mixing
keeping the forecast for smoke dispersal poor through the
forecast period, but stronger west to northwest winds above the
inversion may break through to improve conditions through the
afternoon and evening hours. Otherwise look for dry weather with
temperatures running 5-10 degrees above normal through the rest of
the week.

.TODAY...

Sky/weather.........Sunny (10-20 percent).
CWR.................0 percent.
Max temperature.....35-40.
Min humidity........48-53 percent.
Wind (20 ft)........West to northwest winds 5-10 mph increasing to
                    15 mph in the afternoon.
Smoke dispersal.....Poor (22000-29000 knot-ft).
Mixing height.......1700 ft AGL.
Transport winds.....West 19 mph.

.TONIGHT...

Sky/weather.........Partly cloudy (25-35 percent).
CWR.................0 percent.
Min temperature.....18-23.
Max humidity........92-97 percent.
Wind (20 ft)........West winds 10 mph with gusts to around 25 mph.
Smoke dispersal.....Poor (4000-7000 knot-ft).
Mixing height.......500 ft AGL.
Transport winds.....West 16 mph.

.WEDNESDAY...

Sky/weather.........Sunny (10-20 percent).
CWR.................0 percent.
Max temperature.....37-42.
Min humidity........60-65 percent.
Wind (20 ft)........West to northwest winds 5-10 mph
Smoke dispersal.....Poor (19000-23000 knot-ft).
Mixing height.......1500 ft AGL.
Transport winds.....West 16 mph.

$$
Forecaster...David Byers
Requested by...carl hanley
Type of request...PRESCRIBED
.TAG 2527104.1/GJT
.DELDT 12/09/25
.FormatterVersion 2.0.0
.EMAIL carl.hanley@usda.gov