FNUS75 KBYZ 221514
FWSBYZ

SPOT FORECAST FOR HOSS...BIA, CROW AGENCY
NATIONAL WEATHER SERVICE BILLINGS MT
914 AM MDT MON AUG 22 2011

FORECAST IS BASED ON IGNITION TIME OF 0805 MDT ON AUGUST 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...HOT AND DRY TODAY...COLD FRONT PASSAGE EARLY TUESDAY...

IT WILL BE HOT OVER THE FIRE TODAY WITH AFTERNOON HUMIDITY FALLING
INTO THE UPPER TEENS. GENERAL WINDS WILL LINE UP WITH UPVALLEY
WINDS THIS AFTERNOON FOR STRONGER WINDS IN THE CANYON THAN THE
FLATS ABOVE THE FIRE. AN ISOLATED THUNDERSTORM IS POSSIBLE THIS
EVENING AND ANY STORM THAT APPROACHES THE FIRE WILL BE HIGH BASED
AND PRODUCE GUSTY WINDS. HUMIDITY RECOVERIES WILL BE POOR TONIGHT
WITH A COLD FRONT MOVING THROUGH THE FIRE AREA EARLY TUESDAY
MORNING. TUESDAY WILL SEE HUMIDITY A BIT HIGHER AND TEMPERATURES A
BIT COOLER WITH GUSTY NORTHWEST WINDS. BORSUM

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................ZERO.
LAL.................1...NONE.
MAX TEMPERATURE.....89-94.
MIN HUMIDITY........16-20 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......UPVALLEY 12 TO 16 MPH IN THE CANYON. WEST
                    8 TO 12 MPH FLATS ABOVE CANYON.
 RIDGETOP...........WEST 15 TO 30 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. ISOLATED THUNDERSTORMS IN THE
                    EVENING. SOME THUNDERSTORMS MAY PRODUCE GUSTY
                    WINDS IN THE EVENING.
CWR.................8 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....63-68.
MAX HUMIDITY........35-40 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......VALLEY WINDS...DRAINAGE/DOWSLOPE 3 TO 5 MPH.
                    WINDS ON THE FLATS SOUTHWEST WINDS 5 TO 10 MPH
                    TRENDING NORTHWEST TOWARDS DAYBREAK BECOMING
                    11 TO 15 MPH. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS IN THE EVENING.
 RIDGETOP...........NORTH 5 TO 10 MPH.

.TUESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................1...NO THUNDERSTORMS.
MAX TEMPERATURE.....83-88.
MIN HUMIDITY........19-24 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 10 TO 15 MPH.
 RIDGETOP...........WEST 15 TO 25 MPH.

$$
FORECASTER...BORSUM
REQUESTED BY...BRYCE ROGERS
TYPE OF REQUEST...PRESCRIBED
.TAG 20110822.HOSS_.01/BYZ