FNUS75 KGJT 141205
FWSGJT

SPOT FORECAST FOR POWDERHORN...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
605 AM MDT TUE APR 14 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A STRONG PACIFIC STORM WILL MOVE INTO THE GREAT BASIN TODAY AND THEN
MOVE ACROSS THE SITE AROUND NOON WEDNESDAY. TODAY WILL BECOME BREEZY
AND UNSTABLE...WITH THE BREEZY CONDITIONS CONTINUE UNTIL ABOUT 9 PM
THIS EVENING. WATCH FOR GUSTY OUTFLOW WINDS THIS AFTERNOON AND
EVENING FROM VIRGA, THUNDERSTORMS, AND SHOWERS. THE COLD FRONT WILL
PASS THROUGH ABOUT NOON WEDNESDAY WITH GUSTY SOUTH WINDS SHIFTING
TO THE NORTHWEST. THERE IS A WINTER WEATHER WATCH OUT FOR THE
SAN JUAN MOUNTAINS FOR WEDNESDAY THROUGH THURSDAY.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY (70-80%). ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....48-53 F.
MIN HUMIDITY........28-33%.
20-FOOT WINDS.......SOUTHWEST WINDS 5 MPH SHIFTING TO THE SOUTH 12
                    MPH GUSTING TO 20 MPH IN THE AFTERNOON. GUSTY AND
                    ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
SMOKE DISPERSAL.....FAIR UNTIL 0900, THEN BECOMING EXCELLENT BY 1400.
MIXING HEIGHT.......RISING TO 8700 FT AGL.
TRANSPORT WINDS.....AFTER 0900 BECOMING SOUTHWEST 24 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (80-90%). SCATTERED SHOWERS AND
                    ISOLATED THUNDERSTORMS IN THE EVENING...THEN
                    SCATTERED SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....25-30 F.
MAX HUMIDITY........78-83%.
20-FOOT WINDS.......SOUTH WINDS 12 MPH DECREASING TO 5 MPH AFTER
                    2100. GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS IN THE EVENING.
SMOKE DISPERSAL.....FAIR.

$$
FORECASTER...CHRIS CUOCO
REQUESTED BY...BRIAN STEVENS
TYPE OF REQUEST...PRESCRIBED
.TAG 20090414.POWDE.01/GJT