FNUS75 KBYZ 142244
FWSBYZ

SPOT FORECAST FOR HOSS FIRE...BIA
NATIONAL WEATHER SERVICE BILLINGS MT
444 PM MDT SUN AUG 14 2011

FORECAST IS BASED ON REQUEST TIME OF 1618 MDT ON AUGUST 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

UNSTABLE AIR WILL BE OVER THE FIRE SITE TONIGHT AND WILL INTERACT
WITH A WEAK DISTURBANCE ALOFT TO BRING A CHANCE OF ISOLATED
THUNDERSTORMS AFTER MIDNIGHT. THE STRONGEST STORMS WILL REMAIN
NORTH OF THE BURN AREA BUT ERRATIC WINDS WILL STILL BE POSSIBLE
AT THE FIRE SITE. THERE WILL BE AN INCREASING CHANCE OF
THUNDERSTORMS ON MONDAY AS A COLD FRONT MOVES THROUGH THE AREA.
WINDS WILL BE SOUTHEAST MONDAY MORNING BUT WILL SHIFT TO THE
NORTHWEST BY MIDDAY WITH THE FRONTAL PASSAGE. ERRATIC WINDS CAN
AGAIN BE EXPECTED WITH ANY STORMS NEAR THE FIRE AREA. RH'S WILL
ONLY RECOVER INTO THE UPPER 50 PERCENT RANGE TONIGHT AND WILL
FALL INTO THE UPPER TEENS MONDAY AFTERNOON. TEMPERATURES MONDAY
WILL BE SLIGHTLY COOLER WITH READINGS IN THE UPPER 80S. CLOUDS
WILL BE INCREASING ACROSS THE FIRE SITE THROUGH THE DAY MONDAY.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
                    THUNDERSTORMS OVERNIGHT.
CWR.................10 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....61-66.
MAX HUMIDITY........51-56 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......WEST WINDS 10 TO 20 MPH IN THE EVENING SHIFTING
                    TO THE EAST 5 TO 10 MPH OVERNIGHT. GUSTY AND
                    ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    OVERNIGHT.
 RIDGETOP...........SOUTHEAST 10 TO 20 MPH.

.MONDAY...

SKY/WEATHER.........INCREASING CLOUDS. ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE MORNING...THEN SCATTERED
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CWR.................13 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....85-90.
MIN HUMIDITY........18-23 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 10 MPH IN THE MORNING SHIFTING
                    TO THE WEST 10 TO 20 MPH IN THE AFTERNOON. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........WEST 15 TO 25 MPH.

$$
FORECASTER...RICHMOND
REQUESTED BY...DARREN PLAINBULL
TYPE OF REQUEST...WILDFIRE
.TAG 20110814.HOSSF.01/BYZ