FNUS75 KGGW 112116
FWSGGW

SPOT FORECAST FOR COTTONWOOD CREEK...BLM
NATIONAL WEATHER SERVICE GLASGOW MT
316 PM MDT SAT APR 11 2009

FORECAST IS BASED ON IGNITION TIME OF 1500 MDT ON APRIL 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...CUMULUS CLOUDS AND ISOLATED SHOWERS/THUNDERSTORMS HAVE DEVELOPED OVER
THE MOUNTAINS OF CENTRAL MONTANA. AS OF 1500 NO ORGANIZED STORMS WERE NEAR THE BURN
AREA. HOWEVER A MIDLEVEL SOUTH-SOUTHWEST FLOW COULD BRING STORMS NEAR THE BURN WITHIN
THE NEXT COUPLE OF HOURS. AS ALWAYS GUSTY ERRATIC WINDS AND LIGHTNING AS POSSIBLE
WITH THUNDERSTORMS. FRONTAL TIMING LOOKS TO HAVE PUSHED UP A COUPLE OF HOURS
AND IS NOW EXPECTED THROUGH AROUND 1700 THIS EVENING...CAUSING LIGHT WINDS TO SWITCH
TO THE NORTHWEST. WINDS WILL BE INCREASING AROUND MIDNIGHT AS THE PRESSURE GRADIENT
TIGHTENS. SUNDAY POST FRONTAL NORTHWEST WINDS WILL CONTINUE.

.REST OF TODAY...
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). SCATTERED
                    THUNDERSTORMS AND ISOLATED SHOWERS.
MAX TEMPERATURE.....66-71.
MIN HUMIDITY........28-32 PERCENT.
20-FOOT WINDS.......EAST-SOUTHEAST WINDS 4-8 MPH BECOMING NORTHWEST 8-12 MPH
                    AROUND 1700.  SOME BRIEF GUSTS APPROACHING 20 MPH CAN BE EXPECTED
                    WITH THE WIND SHIFT. GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    SHOWERS AND THUNDERSTORMS.
LAL.................2.
CWR.................10 PERCENT.
MIXING HEIGHT.......9000 FT AGL.
MIXING WINDS........EAST 10 MPH...SWITCHING TO THE NORTHWEST AROUND 1700.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). ISOLATED
                    THUNDERSTORMS IN THE EVENING...THEN SCATTERED
                    RAIN SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....36-41.
MAX HUMIDITY........88-93 PERCENT.
20-FOOT WINDS.......NORTHWEST 8-12 MPH INCREASING TO 13-18 MPH AROUND MIDNIGHT.
                    GUSTY AND ERRATIC WINDS EXPECTED IN AND NEAR SHOWERS AND
                    THUNDERSTORMS.
LAL.................2.
CWR.................20 PERCENT.
MIXING HEIGHT.......LOWERING TO 300 FT AGL.
MIXING WINDS........NORTHWEST AROUND 18 MPH.

.SUNDAY...
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MAX TEMPERATURE.....59-64.
MIN HUMIDITY........25-30 PERCENT.
20-FOOT WINDS.......WEST-NORTHWEST WINDS 13-18 MPH.
LAL.................1.
CWR.................ZERO PERCENT.
MIXING HEIGHT.......6000 FT AGL.
MIXING WINDS........NORTHWEST AROUND 23 MPH.

$$
FORECASTER...GILCHRIST
REQUESTED BY...DISPATCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20090411.COTTO.02/GGW