FNUS75 KGJT 261928
FWSGJT

SPOT FORECAST FOR WEST VAIL PILES...BLM
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
128 PM MDT SUN APR 26 2009

FORECAST IS BASED ON IGNITION TIME OF 1320 MDT ON APRIL 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...THE BURN SITE WILL REMAIN IN A BIT OF A LULL BETWEEN
DISTURBANCES FOR MOST OF THE AFTERNOON. THE SECOND DISTURBANCE
WILL CROSS THE AREA EARLY TONIGHT...WITH SHOULD DELAY INVERSION
FORMATION. ON MONDAY...FLOW ALOFT WILL BECOME MORE SOUTHWEST. LOW
LEVEL INSTABILITY SHOULD BE PRESENT IN THE AFTERNOON...BUT WARMING
ALOFT WILL CREATE A STABLE LAYER ABOVE 14000 FT MSL.

.REST OF TODAY...

SKY/WEATHER.........PARTLY CLOUDY (50-60%) BECOMING MOSTLY CLOUDY (70-80%) BY 1500. SCATTERED SHOWE
MAX TEMPERATURE.....50-55 F.
MIN HUMIDITY........32-37%.
20-FOOT WINDS.......WEST 5-10 MPH.
SMOKE DISPERSAL.....VERY GOOD.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......10000 FT AGL.
TRANSPORT WINDS.....WEST-SOUTHWEST 17 MPH.

.TONIGHT...

SKY/WEATHER.........CLOUDY (80-90%). OCCASIONAL SHOWERS.
MIN TEMPERATURE.....21-26 F.
MAX HUMIDITY........75-85%.
20-FOOT WINDS.......WEST 5-10 MPH BECOMING DOWNSLOPE/DOWNVALLEY 5 MPH AFTER 2400.
SMOKE DISPERSAL.....POOR (12300-16500 KNOT-FT).
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......3500 FT AGL UNTIL 2400...THEN 1000 FT AGL.
TRANSPORT WINDS.....WEST-SOUTHWEST 12 MPH UNTIL 2400...THEN BECOMING DOWNVALLEY 5 MPH.

.MONDAY...

SKY/WEATHER.........MOSTLY CLOUDY (70-80%) WITH SCATTERED SHOWERS UNTIL 1200...THEN BECOMING PARTLY
MAX TEMPERATURE.....41-46 F.
MIN HUMIDITY........25-30%.
20-FOOT WINDS.......DOWNVALLEY 5 MPH UNTIL 1100...THEN BECOMING WEST 5-7 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1100...THEN FAIR BECOMING VERY GOOD.
HAINES INDEX........3 VERY LOW.
MIXING HEIGHT.......8000 FT AGL.
TRANSPORT WINDS.....DOWNVALLEY 5 MPH UNTIL 1100...THEN BECOMING SOUTHWEST 15 MPH.

$$
FORECASTER...JIM DANIELS
REQUESTED BY...GJAC
TYPE OF REQUEST...PRESCRIBED
.TAG 20090426.WESTV.02/GJT