FNUS75 KBYZ 271419
FWSBYZ

SPOT FORECAST FOR BEARTRAP...FOREST SERVICE
NATIONAL WEATHER SERVICE BILLINGS MT
819 AM MDT SAT AUG 27 2011

FORECAST IS BASED ON REQUEST TIME OF 0754 MDT ON AUGUST 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A MOSTLY SUNNY SKY WILL BE OVER THE FIRE SITE THROUGH THE
MORNING. WINDS WILL BE LIGHT FROM THE SOUTH EARLY THIS MORNING
BUT WILL SWITCH TO THE SOUTHWEST BY 11 AM AND INCREASE TO 10 TO
20 MPH. OCCASIONAL GUSTS TO 25 MPH WILL BE POSSIBLE THROUGH THE
AFTERNOON. RH'S WILL LOWER INTO THE MID 20 PERCENT RANGE AS
TEMPERATURES WARM INTO LOWER 80S. A WEAK DISTURBANCE WILL BRING A
CHANCE OF SCATTERED THUNDERSTORMS BY LATE THIS AFTERNOON INTO
THIS EVENING. THUNDERSTORMS WILL BE WET WITH GUSTY AND ERRATIC
WINDS EXPECTED WITH ANY STORMS. A BETTER CHANCE FOR THUNDERSTORMS
CAN BE EXPECTED ON SUNDAY AS A STRONGER DISTURBANCE MOVES ACROSS
THE FIRE AREA. THESE STORMS WILL ALSO BE WET AS MONSOONAL
MOISTURE MOVES IN ACROSS THE AREA. COOLER TEMPERATURES CAN BE
EXPECTED SUNDAY WITH MINIMUM RH'S IN THE 30 PERCENT RANGE.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY. SCATTERED THUNDERSTORMS IN THE
                    AFTERNOON. SOME THUNDERSTORMS MAY PRODUCE GUSTY
                    WINDS IN THE AFTERNOON.
CWR.................12 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....77-82.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH BECOMING SOUTHWEST BY LATE
                    MORNING AND INCREASING TO 10 TO 20 MPH. GUSTY AND
                    ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
 RIDGETOP...........WEST 15 TO 25 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SCATTERED THUNDERSTORMS IN THE
                    EVENING...THEN SCATTERED SHOWERS AND
                    THUNDERSTORMS OVERNIGHT. SOME THUNDERSTORMS MAY
                    PRODUCE GUSTY WINDS IN THE EVENING.
CWR.................15 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....52-57.
MAX HUMIDITY........62-67 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 5 TO 15 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........NORTHWEST 10 TO 20 MPH.

.SUNDAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE MORNING...THEN SCATTERED
                    THUNDERSTORMS IN THE AFTERNOON. SOME
                    THUNDERSTORMS MAY PRODUCE GUSTY WINDS IN THE
                    AFTERNOON.
CWR.................10 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....71-76.
MIN HUMIDITY........34-39 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........NORTHWEST 10 TO 20 MPH.

$$
FORECASTER...RICHMOND
REQUESTED BY...UN
TYPE OF REQUEST...WILDFIRE
.TAG 20110827.BEART.01/BYZ