FNUS75 KGJT 100240
FWSGJT

SPOT FORECAST FOR CHAPIN PILE...NPS
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
740 PM MST WED MAR 9 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON MARCH 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DRY CONDITIONS WILL PERSIST OVER THE REGION AS A FLAT RIDGE OF HIGH
PRESSURE BUILDS OVER THE REGION. AN UPPER LEVEL STORM WILL PASS WELL
NORTH OF THE SITE ON FRIDAY...BRINGING AN INCREASE IN TRASPORT WINDS
...WHICH WILL RESULT IN MUST IMPROVE MIXING FOR SMOKE DISPERSAL.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (30-40%).
MAX TEMPERATURE.....51-56 F.
MIN HUMIDITY........27-32%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 0-5 MPH UNTIL 1030...THEN
                    UPSLOPE/UPVALLEY 2-6 MPH.
SMOKE DISPERSAL.....POOR (LESS THAN 10000 KNOT-FT) UNTIL 1100...THEN
                    BECOMING FAIR (45000 KNOT-FT) BY 1300.
MIXING HEIGHT.......INCREASING TO 5000 FT AGL BY 1300.
TRANSPORT WINDS.....WEST 10 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (30-40%).
MIN TEMPERATURE.....25-30 F.
MAX HUMIDITY........61-66%.
20-FOOT WINDS.......BECOMING DOWNSLOPE/DOWNVALLEY 0-5 MPH BY 2000.
SMOKE DISPERSAL.....BECOMING POOR (LESS THAN 10000 KNOT-FT) BY 2100.
MIXING HEIGHT.......LOWERING TO 1000 FT AGL BY 2100.
TRANSPORT WINDS.....SOUTH 10 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY (20-30%).
MAX TEMPERATURE.....52-56 F.
MIN HUMIDITY........26-31%.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 0-5 MPH UNTIL 1030...THEN
                    BECOMING UPSLOPE/UPVALLEY 2-6 MPH.
SMOKE DISPERSAL.....POOR (LESS THAN 10000 KNOT-FT) UNTIL 0900...THEN
                    BECOMING VERY GOOD BY 1300.
MIXING HEIGHT.......1000 FT AGL UNTIL 0900...THEN INCREASING TO
                    6000 FT AGL BY 1300.
TRANSPORT WINDS.....SOUTHWEST 14 MPH UNTIL 1100...THEN WINDS BECOMING
                    WEST 26 MPH BY 1300.

$$
FORECASTER...JEFF COLTON
REQUESTED BY...JOANIE LAWRENCE
TYPE OF REQUEST...PRESCRIBED
.TAG 20110310.CHAPI.01/GJT