FNUS75 KGJT 101725
FWSGJT

SPOT FORECAST FOR EAST SOPRIS...GRAND JUNCTION AIR CENTER BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1125 AM MDT FRI SEP 10 2010

FORECAST IS BASED ON IGNITION TIME OF 1130 MDT ON SEPTEMBER 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A NEARLY STALLED COLD FRONT NEAR THE BURN AREA THIS
MORNING WILL SLIDE TO EAST THIS AFTERNOON. DRIER AIR WILL CONTINUE
PUSHING OVER THE AREA LATE TODAY AND TONIGHT. THE BURN AREA WILL COME
UNDER THE INFLUENCE OF A BROAD HIGH PRESSURE RIDGE CENTERED OVER
TEXAS THIS WEEKEND. THIS WILL BRING A DRY AND STABLE AIR MASS
SATURDAY AND SUNDAY. SURFACE WINDS WILL BE TERRAIN-DRIVEN...WITH
SMOKE COLUMNS SETTLING QUICKLY LATE IN THE DAY AS SHADOWS OVERTAKE
SLOPES. AS A RESULT...BEST SMOKE DISPERSION WILL BE LIMITED TO A FEW
HOURS AROUND MID-AFTERNOON AND PEAK HEATING.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (40-50%) UNTIL 1400 THEN BECOMING
                    MOSTLY SUNNY (10-20%).
MAX TEMPERATURE.....61-65 F.
MIN HUMIDITY........23-28%.
20-FOOT WINDS.......UPSLOPE 5 MPH. OVER RIDGETOP...NORTHWEST 7-11 MPH
                    WITH OCCASIONAL GUSTS TO 18 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10%).
MIN TEMPERATURE.....26-31 F.
MAX HUMIDITY........68-73%.
20-FOOT WINDS.......BECOMING DOWNSLOPE/DOWNVALLEY 2-4 MPH.

.SATURDAY...

SKY/WEATHER.........SUNNY (0-10%).
MAX TEMPERATURE.....68 72F.
MIN HUMIDITY........11-16%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 2-4 MPH UNTIL 1000...THEN
                    BECOMING UPSLOPE/UPVALLEY 5 MPH. OVER RIDGETOP...
                    WEST NORTHWEST 5-10 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1200...THEN INCREASING TO GOOD BY
                    1400-1500.
HAINES INDEX........4 LOW.
MIXING HEIGHT.......4000 FT AGL AT 1200 INCREASING TO 8000 FT AGL.
TRANSPORT WINDS.....WEST 10 MPH.

$$
FORECASTER...JIM DANIELS
REQUESTED BY...SAM DEARSTYNE
TYPE OF REQUEST...PRESCRIBED
.TAG 20100910.EASTS.01/GJT