FNUS75 KBYZ 302338
FWSBYZ

SPOT FORECAST FOR GILEAD FIRE...USFS
NATIONAL WEATHER SERVICE BILLINGS MT
538 PM MDT THU AUG 30 2012

FORECAST IS BASED ON REQUEST TIME OF 1713 MDT ON AUGUST 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH
SATURDAY AFTERNOON...

.DISCUSSION...
QUITE A FEW CLOUDS WILL BE AROUND THIS EVENING AND THERE IS A
SLIGHT CHANCE OF A SHOWER OR THUNDERSTORM APPROACHING THE FIRE SITE
BUT IT APPEARS MOST OF THE ACTIVITY WILL STAY SOUTH. WINDS WILL BE
GENERALLY OUT OF THE SOUTH AND DECREASE WITH ELEVATION TONIGHT.
WINDS WILL INCREASE FRIDAY WITH SOME GUSTS TO 25 MPH NEAR THE TOP
OF THE FIRE. FRIDAY WILL BE A LITTLE WARMER WITH HUMIDITIES
FALLING TO AROUND 20 PERCENT. THERE WILL BE A BETTER CHANCE OF
THUNDERSTORMS FRIDAY AFTERNOON AND STORMS COULD CONTAIN WIND
GUSTS UP TO 45 MPH ALONG WITH FREQUENT LIGHTNING. A FIRE WEATHER
WATCH IS IN EFFECT FOR BOTH FRIDAY AND SATURDAY WITH INCREASED
THUNDERSTORM CHANCES. TWH


.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY WITH ISOLATED SHOWERS AND
                    THUNDERSTORMS. GUSTY AND ERRATIC WINDS
                    NEAR THUNDERSTORMS.
CWR.................8 PERCENT.
LAL.................2...1 TO 8 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....54-59.
MAX HUMIDITY........43-48 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH TO SOUTHWEST WINDS 2 TO 10 MPH NEAR
                    THE BOTTOM OF THE FIRE. WINDS 8 TO 16 MPH
                    NEAR THE TOP OF THE FIRE.
 RIDGETOP...........SOUTH 15 MPH.
MIXING HEIGHT.......FALLING TO 1000 FT AGL.
MIXING WINDS........SOUTH 5 TO 15 MPH.
HAINES INDEX........5.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY WITH SCATTERED SHOWERS AND
                    THUNDERSTORMS. GUSTY AND ERRATIC WINDS NEAR
                    THUNDERSTORMS.
CWR.................16 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....79-84.
MIN HUMIDITY........18-23 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......BOTTOM OF THE FIRE...
                    SOUTH TO SOUTHWEST WINDS 2 TO 10 MPH IN THE
                    MORNING INCREASING TO 6 TO 14 MPH WITH GUSTS
                    TO 20 IN THE AFTERNOON.
                    TOP OF THE FIRE...
                    WINDS 6 TO 14 MPH IN THE MORNING INCREASING TO
                    10 TO 18 MPH WITH GUSTS TO 24 MPH IN THE
                    AFTERNOON.
 RIDGETOP...........SOUTH 15 MPH.
MIXING HEIGHT.......5900 FT AGL.
MIXING WINDS........SOUTH 5 TO 15 MPH.
HAINES INDEX........6.

$$
FORECASTER...HUMPHREY
REQUESTED BY...GILEAD IC
TYPE OF REQUEST...WILDFIRE
.TAG 20120830.GILEA.03/BYZ