FNUS75 KBYZ 211622
FWSBYZ

SPOT FORECAST FOR BULL...FOREST SERVICE
NATIONAL WEATHER SERVICE BILLINGS MT
1022 AM MDT SUN AUG 21 2011

FORECAST IS BASED ON REQUEST TIME OF 1001 MDT ON AUGUST 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

HIGH PRESSURE WILL DOMINATE THE AREA TODAY AND MONDAY RESULTING
IN MOSTLY SUNNY SKIES AND WARMING TEMPERATURES. LOOK FOR
TEMPERATURES TO BE A FEW DEGREES WARMER TODAY THAN YESTERDAY
ALONG WITH SLIGHTLY LOWER AFTERNOON HUMIDITIES. A WEAK
DISTURBANCE CURRENTLY OVER WESTERN WYOMING WILL BRING SOME CLOUDS
AND AN ISOLATED THUNDERSTORM CHANCE TO THE FIRE SITE THIS
AFTERNOON THROUGH MONDAY AFTERNOON. EXPECT GUSTY AND ERRATIC
WINDS WITH ANY THUNDERSTORM. IN ADDITION...EXPECT SOME STRONGER
SOUTHWEST MIXING WINDS TO OCCUR THIS AFTERNOON AND AGAIN MONDAY
AFTERNOON.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
                    THUNDERSTORMS LATE IN THE MORNING...THEN
                    SCATTERED THUNDERSTORMS IN THE AFTERNOON. SOME
                    THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN THE
                    AFTERNOON.
CWR.................17 PERCENT.
LAL.................4...16 TO 25 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....82-87.
MIN HUMIDITY........13-18 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 10 MPH LATE IN THE MORNING
                    SHIFTING TO THE SOUTHWEST 5 TO 15 MPH IN THE
                    AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
                    NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHWEST 15 TO 25 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SCATTERED THUNDERSTORMS IN THE
                    EVENING...THEN ISOLATED SHOWERS AND
                    THUNDERSTORMS OVERNIGHT. SOME THUNDERSTORMS MAY
                    PRODUCE GUSTY WINDS IN THE EVENING.
CWR.................19 PERCENT.
LAL.................4...16 TO 25 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....40-45.
MAX HUMIDITY........81-86 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTH WINDS 5 TO 15 MPH IN THE EVENING SHIFTING
                    TO THE SOUTHWEST 5 TO 10 MPH OVERNIGHT. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHWEST 15 TO 30 MPH.

.MONDAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................10 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....83-88.
MIN HUMIDITY........12-17 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 10 TO 20 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.
 RIDGETOP...........WEST 15 TO 30 MPH.

$$
FORECASTER...HOOLEY
REQUESTED BY...TRISTA BABCOCK
TYPE OF REQUEST...WILDFIRE
.TAG 20110821.BULL_.01/BYZ