FNUS75 KTFX 131622
FWSTFX

SPOT FORECAST FOR 4 MILE ROAD PILES...USFS
NATIONAL WEATHER SERVICE GREAT FALLS MT
1022 AM MDT MON SEP 13 2010

FORECAST IS BASED ON IGNITION TIME OF 0955 MDT ON SEPTEMBER 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

HIGH PRESSURE ALOFT WILL KEEP THE AIRMASS WARM TODAY AND WINDS
WILL REMAIN LIGHT. A WEAK DISTURBANCE TO THE SOUTH WILL BRING
INCREASED MOISTURE INTO THE AREA AND AN ISOLATED AFTERNOON
THUNDERSTORM IS POSSIBLE...HOWEVER MOST ACTIVITY IS EXPECTED TO
REMAIN SOUTH OF THE AREA. MOSTLY CLOUDY SKIES WILL DEVELOP BY
EVENING AND A VERY WEAK COLD FRONT WILL PUSH INTO THE AREA DURING
THE NIGHT. WINDS WILL SHIFT FROM NORTH THROUGH EAST AND SOUTHEAST
BY MORNING BUT WIND SPEEDS WILL REMAIN LIGHT. THE CHANCE OF
PRECIPITATION WILL REMAIN VERY LOW HOWEVER THE INCREASED CLOUD
COVER WILL KEEP OVERNIGHT TEMPERATURES MODERATE. THE AIRMASS
BECOMES SLIGHTLY UNSTABLE TUESDAY AND ISOLATED SHOWERS AND
THUNDERSTORMS ARE POSSIBLE DURING THE AFTERNOON.


.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................5 PERCENT.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........26-31 PERCENT.
WIND (20 FT)........LIGHT WEST WINDS BECOMING UPSLOPE 5 TO 10 MPH.
RIDGE TOP WIND......WEST AT 10 MPH.
MIXING HEIGHT.......8000 FT AGL.
MIXING WINDS........WEST AROUND 10 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY.
CWR.................5 PERCENT.
MIN TEMPERATURE.....36-41.
MAX HUMIDITY........84-89 PERCENT.
WIND (20 FT)........NORTHEAST WINDS AROUND 5 MPH SHIFTING TO THE
                    SOUTHEAST AFTER MIDNIGHT.
RIDGE TOP WIND......SOUTH AT 10 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........SOUTH AROUND 10 MPH.

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY. CHANCE OF RAIN SHOWERS AND
                    ISOLATED THUNDERSTORMS IN THE AFTERNOON.
CWR.................15 PERCENT.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........31-36 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS AROUND 5 MPH.
RIDGE TOP WIND......SOUTHWEST AT 10 TO 15 MPH.
MIXING HEIGHT.......6000 FT AGL.
MIXING WINDS........SOUTH AROUND 10 MPH.

$$
FORECASTER...ZELZER
REQUESTED BY...SHEILA WEATHERWAX
TYPE OF REQUEST...PRESCRIBED
.TAG 20100913.4MILE.01/TFX