FNUS75 KGJT 151446
FWSGJT

SPOT FORECAST FOR YELLOW PINE...USFS
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
846 AM MDT FRI APR 15 2011

FORECAST IS BASED ON IGNITION TIME OF 1030 MDT ON APRIL 15.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE OVER THE REGION IS PRODUCING A
SUBSIDENCE INVERSION CENTERED AT 15,000 FEET MSL. THIS WILL ACT AS
A CAP TO MIXING BOTH TODAY AND SATURDAY. BUT NORTHWEST WINDS BELOW
THIS INVERSION ARE STRONG ENOUGH TO PRODUCE EXCELLENT MIXING BOTH
AFTERNOONS. SURFACE-BASED INVERSION WILL BECOME STRONG BUT
SOMEWHAT SHALLOW OVERNIGHT. EXPECT 3-5 DEGREES OF WARMING TODAY
AND ANOTHER 5-8 DEGREES ON SATURDAY.

.TODAY...

SKY/WEATHER.........BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....40-45 F.
MIN HUMIDITY........20-25%.
20-FOOT WINDS.......NORTHWEST WINDS 10-15 MPH WITH GUSTS 20 MPH.
SMOKE DISPERSAL.....FAIR AT 1030 INCREASING TO EXCELLENT BY 1400.
MIXING HEIGHT.......2500-3500 FT AGL INCREASING TO 4500 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 28 MPH.

.TONIGHT AFTER SUNSET...

SMOKE DISPERSAL.....POOR (MAX OF 20,000 KNOT-FT).

.SATURDAY...

SMOKE DISPERSAL.....POOR UNTIL 1000...THEN FAIR. INCREASING TO
                    EXCELLENT BY 1300.

$$
FORECASTER...JOE RAMEY
REQUESTED BY...MIFMU
TYPE OF REQUEST...PRESCRIBED
.TAG 20110415.YELLO.01/GJT