FNUS75 KGJT 021534
FWSGJT

SPOT FORECAST FOR HWY 90 RX...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
934 AM MDT THU SEP 2 2010

FORECAST IS BASED ON REQUEST TIME OF 0911 MDT ON SEPTEMBER 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE WILL BE CENTERED OVER THE REGION TODAY ACCOMPANIED BY
LIGHT WINDS ALOFT. WINDS AT THE SURFACE WILL MAINLY BE THERMALLY
DRIVEN AND CONTROLLED BY TERRAIN. I SUSPECT THE BURN SITE WILL BE
WITHIN THE THERMAL BELT TONIGHT RESULTING IN WARMER TEMPERATURES AND
LOWER HUMIDITY. LITTLE CHANGE IS EXPECTED FRIDAY EXCEPT UPPER WINDS
WILL BECOME MORE WEST-SOUTHWESTERLY BUT REMAIN LIGHT.

.TODAY...

SKY/WEATHER.........SUNNY (0-10%).
MAX TEMPERATURE.....70-75 F.
MIN HUMIDITY........13-18%.
20-FOOT WINDS.......BECOMING UPSLOPE/UPVALLEY AFTER 1030 AT 4-9 MPH.
SMOKE DISPERSAL.....BECOMING FAIR AFTER 1200.
HAINES INDEX........3 VERY LOW.
LAL.................1.
MIXING HEIGHT.......INCREASING TO 6800 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 8 MPH.

.TONIGHT...

SKY/WEATHER.........CLEAR (0-10%).
MIN TEMPERATURE.....43-48 F.
MAX HUMIDITY........45-55%.
20-FOOT WINDS.......BECOMING DOWNSLOPE/DOWNVALLEY 3-7 MPH AFTER 2000.
SMOKE DISPERSAL.....POOR (3000-23200 KNOT-FT).
HAINES INDEX........3 VERY LOW.
LAL.................1.
MIXING HEIGHT.......3400 FT AGL DECREASING TO 1000 FT AGL IN THE
                    LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....NORTH 5 MPH SHIFTING TO THE EAST AFTER
                    MIDNIGHT.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY (10-20%).
MAX TEMPERATURE.....70-75 F.
MIN HUMIDITY........13-18%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-8 MPH UNTIL AROUND 1000
                    THEN TRANSITIONING TO UPSLOPE/UPVALLEY 5-10 MPH.
SMOKE DISPERSAL.....POOR (3000-14200 KNOT-FT) INCREASING TO A VERY
                    LOW END GOOD BY AFTERNOON.
HAINES INDEX........3 VERY LOW.
LAL.................1.
MIXING HEIGHT.......1000-2100 FT AGL INCREASING TO 6700 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 9 MPH.

$$
FORECASTER...MIKE CHAMBERLAIN
REQUESTED BY...DAN HUISJEN
TYPE OF REQUEST...WILDFIRE
.TAG 20100902.HWY90.01/GJT