FNUS75 KTFX 072353
FWSTFX

SPOT FORECAST FOR JIMTOWN RX...USFS - HELENA NF
NATIONAL WEATHER SERVICE GREAT FALLS MT
553 PM MDT MON MAY 7 2012

FORECAST IS BASED ON IGNITION TIME OF 0900 MDT ON MAY 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL REMAIN OVER THE BURN AREA ON TUESDAY.
WINDS WILL BE GENERALLY LIGHT AND MINIMUM RELATIVE HUMIDITIES WILL
DROP BELOW 20 PERCENT. HIGH PRESSURE WILL BEGIN TO BREAK DOWN ON
WEDNESDAY AS A STORM SYSTEM APPROACHES FROM THE WEST. CLOUDS WILL
INCREASE OVER THE BURN AREA WEDNESDAY AFTERNOON. A COLD FRONT WILL
MOVE ACROSS THE AREA WEDNESDAY NIGHT WITH A CHANCE OF RAIN OR SNOW
SHOWERS. WINDS BEHIND THE FRONT WILL BE BREEZY AT TIMES.
SCATTERED SHOWERS WILL MOVE ACROSS THE AREA THURSDAY.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....32-37.
MAX HUMIDITY........70-75 PERCENT.
WIND (20 FT)........NORTHWEST WINDS AROUND 5 MPH SHIFTING TO THE
                    SOUTH AFTER MIDNIGHT.
RIDGE TOP WIND......WEST WINDS 15 TO 20 MPH.
MIXING HEIGHT.......500 FT AGL.
MIXING WINDS........LIGHT WINDS.

.TUESDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....73-78.
MIN HUMIDITY........13-18 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS AROUND 6 TO 9 MPH SHIFTING TO THE
                    SOUTHWEST IN THE AFTERNOON.
RIDGE TOP WIND......WEST WINDS 15 TO 20 MPH.
MIXING HEIGHT.......9000 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 5 MPH.

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........19-24 PERCENT.
WIND (20 FT)........WEST-SOUTHWEST WINDS 10 TO 15 MPH.
RIDGE TOP WIND......WEST-SOUTHWEST WINDS 20 TO 25 MPH
MIXING HEIGHT.......8500 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 20 MPH.

$$
FORECASTER...EMANUEL
REQUESTED BY...DAVID NUNN
TYPE OF REQUEST...PRESCRIBED
.TAG 20120508.JIMTO.01/TFX