FNUS75 KBYZ 212100
FWSBYZ

SPOT FORECAST FOR HOSS...B.I.A. CROWFORESTRY
NATIONAL WEATHER SERVICE BILLINGS MT
300 PM MDT SUN AUG 21 2011

FORECAST IS BASED ON IGNITION TIME OF 1450 MDT ON AUGUST 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

OVERALL...LITTLE CHANGE FROM THE PREVIOUS FORECAST. A WEAK
DISTURBANCE MOVING ACROSS SOUTHWEST MONTANA AND NORTHWEST WYOMING
WILL STILL BRING A THUNDERSTORM CHANCE TO THE FIRE SITE BY THIS
EVENING AND CONTINUING THROUGH THE OVERNIGHT HOURS. LITTLE RAIN
IS EXPECTED WITH ANY THUNDERSTORM AS GUSTY ERRATIC WINDS WILL BE
THE MAIN THREAT.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY WITH ISOLATED THUNDERSTORMS. SOME
                    THUNDERSTORMS MAY PRODUCE GUSTY WINDS.
CWR.................10 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....86-91.
MIN HUMIDITY........16-22 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHWEST 5 TO 15 MPH.
MIXING HEIGHT.......10100 FT AGL.
MIXING WINDS........SOUTHWEST 10 TO 20 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SCATTERED THUNDERSTORMS IN THE
                    EVENING...THEN ISOLATED THUNDERSTORMS
                    OVERNIGHT. SOME THUNDERSTORMS MAY PRODUCE GUSTY
                    WINDS IN THE EVENING.
CWR.................13 PERCENT.
LAL.................4...16 TO 25 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....60-65.
MAX HUMIDITY........42-47 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH WINDS 5 TO 15 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHWEST 10 TO 20 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........WEST 15 TO 30 MPH.

.MONDAY...

SKY/WEATHER.........SUNNY. ISOLATED THUNDERSTORMS IN THE AFTERNOON.
                    SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN
                    THE AFTERNOON.
CWR.................9 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....87-93.
MIN HUMIDITY........14-19 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 15 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
 RIDGETOP...........SOUTHWEST 10 TO 20 MPH.
MIXING HEIGHT.......11500 FT AGL.
MIXING WINDS........WEST 10 TO 20 MPH.

$$
FORECASTER...HOOLEY
REQUESTED BY...RANDY POT
TYPE OF REQUEST...PRESCRIBED
.TAG 20110821.HOSS_.02/BYZ