FNUS75 KGJT 220502
FWSGJT

SPOT FORECAST FOR BATTLEMENTS...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1102 PM MDT TUE APR 21 2009

FORECAST IS BASED ON IGNITION TIME OF 1200 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. MUCH ABOVE NORMAL TEMPERATURES WILL CONTINUE
TODAY AND THURSDAY...ADDING TO THE POTENTIAL FOR AN ISOLATED
AFTERNOON BUILDUP OVER THE HIGHER TERRAIN. 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.........MOSTLY SUNNY (20-30%).
MAX TEMPERATURE.....62-65 F.
MIN HUMIDITY........19-22%
20-FOOT WINDS.......SOUTHWEST WINDS 5 MPH UNTIL 1200...THEN WEST 5-10
                    MPH WITH ISOLATED GUSTS TO 20 MPH. HIGHER GUSTS
                    POSSIBLE NEAR LATE AFTERNOON VIRGA.
SMOKE DISPERSAL.....EXCELLENT.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......7000 FT AGL.
TRANSPORT WINDS.....WEST 21 MPH.

.TONIGHT AFTER SUNSET...

SKY/WEATHER.........PARTLY CLOUDY (40-50%).
MIN TEMPERATURE.....35-40 F.
MAX HUMIDITY........47-52%.
20-FOOT WINDS.......EAST WINDS 5 MPH.
SMOKE DISPERSAL.....POOR (8000 KNOT-FT).
HAINES INDEX........5 MODERATE.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 MPH.

.THURSDAY...

SKY/WEATHER.........PARTLY CLOUDY (40-50%).
MAX TEMPERATURE.....63-66 F.
MIN HUMIDITY........16-20%.
20-FOOT WINDS.......SOUTHWEST WINDS 5 MPH INCREASING TO 8-12 MPH WITH
                    GUSTS TO AROUND 30 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR UNTIL 1000...THEN EXCELLENT.
HAINES INDEX........6 HIGH.
MIXING HEIGHT.......RISING TO 8000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 18 MPH.

$$
FORECASTER...JOE RAMEY
REQUESTED BY...GRAND JUNCTION DISPATCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20090422.BATTL.01/GJT