FNUS75 KTFX 041532
FWSTFX

SPOT FORECAST FOR JIMTOWN N1...HELENA NF
NATIONAL WEATHER SERVICE GREAT FALLS MT
932 AM MDT FRI MAY 4 2012

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON MAY 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
LATE AFTERNOON SHOWERS WILL DEVELOP AHEAD OF THE PACIFIC COLD FRONT THAT
WILL MOVE OVER THE SPOT LOCATION AFTER MIDNIGHT TONIGHT. WINDS WILL
REMAIN TERRAIN DRIVEN THROUGH THE MAJORITY OF THE DAY TODAY...WITH
TERRAIN DRIVEN WINDS INCREASING THROUGH PEAK HEATING. SOME OF THE
STRONGER SHOWERS AND ISOLATED THUNDERSTORMS COULD PRODUCE GUSTY AND
ERRATIC WINDS IN THEIR VICINITY. COOL AND MOIST CONDITIONS ARE EXPECTED
WITH THE FRONTAL PASSAGE...WITH SHOWERS PERSISTING OVER THE SPOT LOCATION
THROUGH THE DAY ON SATURDAY...AND GRADUALLY DIMINISHING THROUGH THE LATE
AFTERNOON AND EVENING HOURS.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY. SCATTERED RAIN SHOWERS IN THE
                    AFTERNOON.
CWR.................30 PERCENT.
MAX TEMPERATURE.....58-62.
MIN HUMIDITY........30-35 PERCENT.
WIND (20 FT)........UPSLOPE WINDS DEVELOPING THROUGH THE DAY...
                    INCREASING IN SPEEDS TO 10 MPH WITH THE OCCASIONAL
                    GUSTS ABOVE 15 MPH.
RIDGE TOP WIND......SOUTHWEST AROUND 15 MPH.
MIXING HEIGHT.......10500 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 15 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. RAIN LIKELY.
CWR.................55 PERCENT.
MIN TEMPERATURE.....32-37.
MAX HUMIDITY........76-81 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH.
RIDGE TOP WIND......WEST WINDS AROUND 15 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........WEST AROUND 15 MPH.

$$
FORECASTER...SUK
REQUESTED BY...DEANNA THOMPSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20120504.JIMTO.02/TFX