FNUS75 KBYZ 071453
FWSBYZ

SPOT FORECAST FOR SHELL PILES RX...U.S. FOREST SERVICE
NATIONAL WEATHER SERVICE BILLINGS MT
753 AM MST TUE DEC 7 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 MST ON DECEMBER 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A RIDGE OF HIGH PRESSURE WILL BUILD OVER THE REGION OVER THE NEXT
COUPLE OF DAYS RESULTING IN DRY WEATHER AND MOSTLY CLEAR SKIES.
FOR THIS MORNING...LOOK FOR A FEW HIGH CLOUDS MOVING OVER THE
BURN SITE. WINDS WILL BE PRIMARILY WEST TO NORTHWEST UNDER 15
MPH. WESTERLY WINDS WILL PREVAIL OVER THE NEXT DAY OR TWO. MIXING
CONDITIONS ARE EXPECTED TO BE MUCH BETTER FOR WEDNESDAY WITH
WARMER TEMPS LIKELY. BT

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....32-38.
MIN HUMIDITY........26-34 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 10 MPH IN THE MORNING SHIFTING
                    TO MAINLY WEST IN THE AFTERNOON.
 RIDGETOP...........NORTHWEST 10 TO 20 MPH.
MIXING HEIGHT.......2500 FT AGL.
MIXING WINDS........WEST 5 TO 10 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....18-23.
MAX HUMIDITY........65-70 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH.
 RIDGETOP...........NORTHWEST 15 TO 25 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........WEST 10 TO 20 MPH.

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....35-41.
MIN HUMIDITY........23-31 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 7 TO 12 MPH.
 RIDGETOP...........WEST 25 TO 30 MPH.
MIXING HEIGHT.......4500 FT AGL.
MIXING WINDS........WEST 15 TO 20 MPH.

$$
FORECASTER...TESAR
REQUESTED BY...MARVIN MATTHIESEN
TYPE OF REQUEST...PRESCRIBED
.TAG 20101207.SHELL.02/BYZ