FNUS75 KGGW 031638
FWSGGW

SPOT FORECAST FOR BIG BUCK...LEWISTOWN FIRE DISPATCH
NATIONAL WEATHER SERVICE GLASGOW MT
1038 AM MDT TUE AUG 3 2010

FORECAST IS BASED ON REQUEST TIME OF 1008 MDT ON AUGUST 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...NORTHERLY SURFACE FLOW WILL CONTINUE TODAY AND TONIGHT
ACROSS THE FIRE. AN UPPER LEVEL DISTURBANCE PUSHING OUT OF IDAHO
COULD TRIGGER A FEW THUNDERSTORMS THIS MORNING INTO THIS EVENING.
THESE THUNDERSTORMS COULD PROVIDE OUTFLOWS THAT MAKE FOR GUSTY AND
ERRATIC WINDS AT TIMES. UPPER RIDGING WILL BUILD IN OVERNIGHT TONIGHT
...MAKING FOR DRY CONDITIONS ON WEDNESDAY.

.TODAY...
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE MORNING...THEN
                    SCATTERED SHOWERS AND THUNDERSTORMS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....82-86.
MIN HUMIDITY........28-32 PERCENT.
WIND (20 FT)........NORTH WINDS 4-8 MPH...INCREASING TO 8-12 MPH WITH
                    GUSTS TO 15 MPH IN THE LATE AFTERNOON. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
LAL.................3.
CWR.................10 PERCENT.
MIXING HEIGHT.......10400 FT AGL.
MIXING WINDS........NORTH AROUND 15 MPH.

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). A SLIGHT CHANCE
                    OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....53-58.
MAX HUMIDITY........80-85 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 10 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS IN THE EVENING.
LAL.................2.
CWR.................10 PERCENT.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTH AROUND 13 MPH.

.WEDNESDAY...
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MAX TEMPERATURE.....80-85.
MIN HUMIDITY........28-33 PERCENT.
WIND (20 FT)........NORTH-NORTHWEST WINDS AROUND 8 MPH.
LAL.................1.
CWR.................ZERO.
MIXING HEIGHT.......8500 FT AGL.
MIXING WINDS........NORTHWEST AROUND 10 MPH.

$$
FORECASTER...GILCHRIST
REQUESTED BY...JAY MCALLISTER
TYPE OF REQUEST...WILDFIRE
.TAG 20100803.BIGBU.02/GGW