FNUS75 KTFX 251442
FWSTFX

SPOT FORECAST FOR SOUTH FORK SUN RIVER RX PHASE III...LEWIS & CLARK N.F.
NATIONAL WEATHER SERVICE GREAT FALLS MT
842 AM MDT SUN SEP 25 2011

FORECAST IS BASED ON IGNITION TIME OF 1300 MDT ON SEPTEMBER 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO MIDNIGHT MDT
TONIGHT FOR GUSTY WINDS...LOW HUMIDITY AND A COLD FRONT PASSAGE...

.DISCUSSION...
A VERY WARM AND DRY AIRMASS REMAINS OVER THE REGION TODAY WITH
INCREASING SOUTHWEST WINDS EXPECTED THROUGH THIS AFTERNOON AHEAD
OF AN APPROACHING COLD FRONT FROM THE WEST. THE COLD FRONT WILL
LIKELY PASS THROUGH THE AREA BETWEEN 1600 AND 1900...ACCOMPANIED
BY A SHIFT TO WESTERLY WINDS WITH GUSTS TO 40 MPH POSSIBLE ACROSS
EXPOSED AREAS AND RIDGETOPS. HUMIDITY WILL RECOVER THIS EVENING AS
THE COOLER AIRMASS BEHIND THE FRONT MOVES INTO THE REGION WITH A
SLIGHT CHANCE OF A SHOWER OR ISOLATED THUNDERSTORM POSSIBLE
OVERNIGHT. MUCH COOLER CONDITIONS WITH HIGHER HUMIDITY ARE EXPECTED
ON MONDAY...HOWEVER WINDY CONDITIONS WILL CONTINUE...ESPECIALLY
OVER EXPOSED AREAS AND RIDGETOPS.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY IN THE
                    AFTERNOON.
CWR.................0 PERCENT.
MAX TEMPERATURE.....75-80...70-75 HIGHER ELEVATIONS.
MIN HUMIDITY........15-20%...20-25% HIGHER ELEVATIONS.
WIND (20 FT)........SOUTH WINDS 5-10 MPH...BECOMING SOUTHWEST 10 TO
                    15 MPH WITH GUSTS TO 20 MPH IN THE AFTERNOON.
RIDGE TOP WIND......SOUTHWEST 10-15 MPH...INCREASING TO 15 TO 20 MPH
                    WITH GUSTS TO 25 MPH IN THE AFTERNOON.
MIXING HEIGHT.......9000 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 15 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF A RAIN SHOWER OR
                    ISOLATED THUNDERSTORM.
CWR.................10 PERCENT.
MIN TEMPERATURE.....38-43.
MAX HUMIDITY........70-80%.
WIND (20 FT)........WEST WINDS 12 TO 18 MPH WITH GUSTS TO 30 MPH.
RIDGE TOP WIND......WEST WINDS 20 TO 25 MPH WITH GUSTS TO 40 MPH.
MIXING HEIGHT.......LOWERING TO AROUND 1000 FT AGL.
MIXING WINDS........WEST AROUND 25 MPH.

.MONDAY...

SKY/WEATHER.........MOSTLY CLOUDY EARLY IN THE MORNING...THEN BECOMING
                    PARTLY CLOUDY. CHANCE OF RAIN SHOWERS.
CWR.................ZERO PERCENT.
MAX TEMPERATURE.....64-68...58-63 HIGHER ELEVATIONS.
MIN HUMIDITY........25-30%...35-40% HIGHER ELEVATIONS.
WIND (20 FT)........WEST WINDS 10 TO 15 MPH WITH GUSTS TO 25 MPH.
RIDGE TOP WIND......WEST WINDS 15 TO 20 MPH WITH GUSTS TO 35 MPH.
MIXING HEIGHT.......4000 FT AGL.
MIXING WINDS........WEST AROUND 20 MPH.

$$
FORECASTER...HOENISCH
REQUESTED BY...GREAT FALLS DISPATCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20110925.SOUTH.02/TFX