FNUS75 KGJT 070622
FWSGJT

SPOT FORECAST FOR POWDERHORN...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1222 AM MDT WED APR 7 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

CLOUDS WILL PERSIST OVER BURN SITE TODAY AS WRAPAROUND PERSISTS
FROM THE LAST STORM. HOWEVER...CLOUD COVERAGE WILL BE ON THE
DECREASE THIS AFTERNOON AS HIGH PRESSURE SLOWLY STARTS TO BUILD IN
FROM THE WEST. WINDS WILL ALSO BE ON THE LIGHT SIDE AS THE PRESSURE
GRADIENT WEAKENS.

.TODAY (WEDNESDAY)...

SKY/WEATHER.........MOSTLY CLOUDY (70-80%) THROUGH 1100...THEN
                    PARTLY CLOUDY (50-60%). ISOLATED SHOWERS
                    OVER MOUNTAINS TO THE SOUTH AND SOUTHEAST.
MAX TEMPERATURE.....33-38 F.
MIN HUMIDITY........35-40%.
WIND (20 FT)........NORTHWEST WINDS 9 TO 14 MPH WITH OCCASIONAL
                    GUSTS TO AROUND 20 MPH.
SMOKE DISPERSAL.....POOR (23800-37400 KNOT-FT) THIS MORNING...
                    BECOMING FAIR FROM 1300 TO 1700.
MIXING HEIGHT.......1200 FT AGL INCREASING TO 7000 FT AGL BY
                    1300.
TRANSPORT WINDS.....NORTH 16 MPH DECREASING TO 12 MPH IN THE
                    AFTERNOON.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (30-40%).
MIN TEMPERATURE.....15-20 F.
MAX HUMIDITY........51-56%.
WIND (20 FT)........NORTHWEST WINDS 8 TO 13 MPH WITH GUSTS TO
                    AROUND 20 MPH THROUGH SUNSET...THEN
                    DECREASING TO 5 MPH AFTER MIDNIGHT.
SMOKE DISPERSAL.....BECOMING POOR (10800-35000 KNOT-FT) BY
                    2100.
MIXING HEIGHT.......6800 FT AGL DECREASING TO 1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 12 MPH THROUGH SUNSET...THEN
                    DECREASING TO 5 MPH.

$$

FORECASTER...NORV LARSON
REQUESTED BY...BRIAN STEVENS
TYPE OF REQUEST...PRESCRIBED
.TAG 20100407.POWDE.01/GJT