FNUS75 KGJT 170540
FWSGJT

SPOT FORECAST FOR VAIL EAST...USFS
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1040 PM MST WED DEC 16 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 MST ON DECEMBER 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A WEAK DISTURBANCE WILL BRUSH THE CENTRAL MOUNTAINS
ON THURSDAY AS A LOW PRESSURE TROUGH DROPS INTO THE PLAINS STATES.
THIS DISTURBANCE WILL BRING ISOLATED SNOW SHOWERS TO THE BURN
SITE...AND A NORTHWEST FLOW OVERHEAD. ANOTHER WEAK WAVE EMBEDDED IN
THE NORTHWEST FLOW WILL PASS ON FRIDAY.


.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY (60-70%). ISOLATED SHOWERS.
MAX TEMPERATURE.....31-35 F.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 0-3 MPH UNTIL 1200...THEN
                    BECOMING WEST AND INCREASING TO 3-7 MPH.
SMOKE DISPERSAL.....IMPROVING TO GOOD IN THE AFTERNOON.
MIXING HEIGHT.......INCREASING TO 5000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 15 MPH.

.THURSDAY NIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (60-70%). ISOLATED SHOWERS.
MIN TEMPERATURE.....7-12 F.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 0-5 MPH.
SMOKE DISPERSAL.....POOR (LESS THEN 5000 KNOT-FT).
MIXING HEIGHT.......LESS THEN 1000 FT.
TRANSPORT WINDS.....DOWNSLOPE/DOWNVALLEY 5 MPH.

.FRIDAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60%). ISOLATED SHOWERS.
MAX TEMPERATURE.....24-29 F.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 0-3 MPH UNTIL 1200...THEN
                    BECOMING WEST AND INCREASING TO 3-7 MPH.
SMOKE DISPERSAL.....IMPROVING TO FAIR IN THE AFTERNOON.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 3800 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 15 MPH.

$$
FORECASTER...ELLEN HEFFERNAN
REQUESTED BY...NICK COLLARD
TYPE OF REQUEST...PRESCRIBED
.TAG 20091217.VAILE.01/GJT