FNUS75 KGGW 221122
FWSGGW

SPOT FORECAST FOR RAVEN...LEWISTOWN DISPATCH
NATIONAL WEATHER SERVICE GLASGOW MT
522 AM MDT SUN AUG 22 2010

FORECAST IS BASED ON REQUEST TIME OF 0512 MDT ON AUGUST 22.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM MDT
THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY DRY THUNDERSTORMS
AND GUSTY OUTFLOW WINDS FOR FIRE ZONE 121...

.DISCUSSION...
HIGH BASED SHOWERS WITH VERY LITTLE PRECIPITATION WILL MOVE ACROSS
THE BURN AREA THIS MORNING. EXPECT WINDS GUSTS WITH SHOWERS TO 30
MPH FROM ERRATIC DIRECTIONS. LATE THIS MORNING INTO THE AFTERNOON
ISOLATED THUNDERSTORMS WITH STRONG OUTFLOW WINDS FROM ERRATIC
DIRECTIONS WILL REMAIN POSSIBLE FOR THE BURN SITE. A COLD FRONT
WILL MOVE DOWN FROM CANADA THIS AFTERNOON AND WILL CROSS THE BURN
AREA LATE THIS AFTERNOON THROUGH EARLY THIS EVENING. AFTER 8PM
WINDS WILL PICK UP OUT OF THE NORTHWEST AND WILL BECOME GUSTY ON
MONDAY. WET THUNDERSTORMS AND AREAS OF SHOWERS WILL DEVELOP OVER
THE REGION AND POSSIBLY AFFECT THE BURN AREA OVERNIGHT. THE BEST
CHANCE FOR A WETTING RAIN WILL BE OVERNIGHT INTO EARLY MONDAY
MORNING FOR THE REGION.

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (50-60 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS.
MAX TEMPERATURE.....87-92.
MIN HUMIDITY........18-23 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 9 MPH SHIFTING TO THE
                    SOUTHWEST 9 TO 14 MPH WITH GUSTS TO AROUND 25
                    MPH IN THE AFTERNOON. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
LAL.................2.
CWR.................LESS THAN 10 PERCENT.
MIXING HEIGHT.......12400 FT AGL.
MIXING WINDS........WEST AROUND 25 MPH.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). A CHANCE OF
                    SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS
                    MAY PRODUCE GUSTY WINDS.
MIN TEMPERATURE.....55-60.
MAX HUMIDITY........57-62 PERCENT.
WIND (20 FT)........NORTH WINDS 6 TO 16 MPH SHIFTING TO THE WEST 9
                    TO 14 MPH AFTER MIDNIGHT. GUSTS UP TO 25 MPH.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS.
LAL.................3.
CWR.................10 PERCENT.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTH AROUND 35 MPH.

.MONDAY...
SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (25-35 PERCENT). A SLIGHT CHANCE
                    OF SHOWERS AND THUNDERSTORMS.
MAX TEMPERATURE.....72-77.
MIN HUMIDITY........24-29 PERCENT.
WIND (20 FT)........WEST WINDS 12 TO 22 MPH. GUSTS UP TO 30 MPH
                    INCREASING TO 40 MPH IN THE AFTERNOON. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
LAL.................2.
CWR.................LESS THAN 10 PERCENT.
MIXING HEIGHT.......12100 FT AGL.
MIXING WINDS........WEST AROUND 33 MPH.

$$
FORECASTER...PROTON
REQUESTED BY...JAY MCALLISTER
TYPE OF REQUEST...WILDFIRE
.TAG 20100822.RAVEN.01/GGW