FNUS75 KTFX 092138
FWSTFX

SPOT FORECAST FOR RED SHALE...LEWIS AND CLARK NF
NATIONAL WEATHER SERVICE GREAT FALLS MT
338 PM MDT FRI AUG 9 2013

FORECAST IS BASED ON REQUEST TIME OF 1530 MDT ON AUGUST 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

AN UPPER LEVEL HIGH PRESSURE RIDGE WILL KEEP THE AIRMASS WARM AND
AFTERNOON INSTABILITY WILL CAUSE SOME CONVECTION TO THE SOUTH
THROUGH THIS AFTERNOON. A WEAK DISTURBANCE WILL CROSS THE ROCKIES
EARLY THIS EVENING AND THUNDERSTORM ACTIVITY WILL MOVE NORTH
TOWARDS THE BURN SITE AS THE EVENING APPROACHES. THESE
THUNDERSTORMS SHOULD BE WET. WINDS WILL REMAIN LIGHT THROUGH
SATURDAY AND MINIMUM RELATIVE HUMIDITIES WILL REMAIN ABOVE 25
PERCENT.


.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
                    CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
                    EVENING...THEN SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS AFTER MIDNIGHT.
CWR.................15 PERCENT.
MIN TEMPERATURE.....39-45.
MAX HUMIDITY........90-95 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS UP TO 5 MPH.
RIDGE TOP WIND......SOUTHEAST 10-15 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........EAST AROUND 5 MPH.
HAINES..............3 VERY LOW
LAL.................3 THIS EVENING...2 AFTER MIDNIGHT

.SATURDAY...

SKY/WEATHER.........PARTLY SUNNY. CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................30 PERCENT.
MAX TEMPERATURE.....70-78.
MIN HUMIDITY........25-35 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS UP TO 5 MPH.
RIDGE TOP WIND......SOUTHEAST AROUND 10 MPH.
MIXING HEIGHT.......6500 FT AGL.
MIXING WINDS........LIGHT WINDS.
HAINES..............3 VERY LOW
LAL.................1 MORNING...3 AFTERNOON

$$
FORECASTER...ZELZER
REQUESTED BY...GREAT FALLS DISPATCH
TYPE OF REQUEST...WILDFIRE
.TAG 20130809.REDSH.02/TFX