FNUS75 KGJT 221426
FWSGJT

SPOT FORECAST FOR YELLOW PINE...U.S. FOREST SERVICE
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
826 AM MDT WED APR 22 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE OVER THE GREAT BASIN WEAKENS TODAY. A
WEAK DISTURBANCE WILL PASS THIS AFTERNOON BRINGING SLIGHTLY
INCREASED INSTABILITY WITH THE POSSIBILITY OF AN ISOLATED
THUNDERSTORM OVER NEARBY HIGHER TERRAIN. MUCH ABOVE NORMAL
TEMPERATURES WILL CONTINUE TODAY AND THURSDAY...ADDING TO THE
POTENTIAL FOR AFTERNOON BUILDUP. GUSTY OUTFLOW WINDS ARE A THREAT
BOTH AFTERNOONS. GRADIENT SOUTHWEST WINDS INCREASE ON THURSDAY AS
A TROUGH OF LOW PRESSURE STRENGTHENS OVER THE PACIFIC NORTHWEST.


.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (40-50%).
MAX TEMPERATURE.....58-63 F.
MIN HUMIDITY........20-25%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 5 MPH UNTIL 1100...THEN
                    BECOMING WEST AND INCREASING TO 9-14 MPH
                    IN THE AFTERNOON.
SMOKE DISPERSAL.....BECOMING EXCELLENT IN THE AFTERNOON.
MIXING HEIGHT.......10000 FT AGL.
TRANSPORT WINDS.....WEST 25 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (40-50%).
SMOKE DISPERSAL.....POOR (BELOW 100 KNOT-FT).
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 5 MPH.

.THURSDAY...

SKY/WEATHER.........PARTLY CLOUDY (40-50%).
SMOKE DISPERSAL.....BECOMING EXCELLENT IN THE AFTERNOON.
MIXING HEIGHT.......12200 FT AGL.
TRANSPORT WINDS.....WEST 22 MPH...BECOMING SOUTHWEST LATE IN THE
                    AFTERNOON.

$$
FORECASTER...ELLEN HEFFERNAN
REQUESTED BY...JEREMY SPETTER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090422.YELLO.01/GJT