FNUS75 KMSO 211536
FWSMSO

SPOT FORECAST FOR KEYPOLE  133
NATIONAL WEATHER SERVICE MISSOULA MT
936 AM MDT SUN MAR 21 2010

FORECAST IS BASED ON IGNITION TIME OF 1400 MDT ON MARCH 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

MILD AND DRY CONDITIONS WILL BE PRESENT NEAR THE BURN AREA THROUGH
MID AFTERNOON. CLOUD COVER WILL INCREASE FROM THE WEST THROUGHOUT
THE AFTERNOON...AHEAD OF A SURFACE COLD FRONT AND ASSOCIATED
PRECIPITATION. WIND WILL INCREASE FROM THE SOUTH DURING THE
AFTERNOON...SHIFTING TO WEST BY LATE AFTERNOON. RELATIVE HUMIDITY
WILL INCREASE RAPIDLY AS SHOWERS MOVES OVER THE BURN AREA BY ROUGHLY
6PM. THERE IS A HIGH CHANCE OF WETTING RAIN THEREAFTER TONIGHT AND
AGAIN ON MONDAY...WITH COOLER TEMPERATURES AND HIGHER HUMIDITY.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE
                    AFTERNOON.
CWR.................10 PERCENT.
MAX TEMPERATURE.....52 AT IGNITION...MAX BOTTOM 54-59...TOP 47-52.
MIN HUMIDITY........25 PERCENT AT IGNITION...MIN 20-25 PERCENT.
WIND (20 FT)........SOUTH (UPSLOPE) WINDS 4-6 MPH AT IGNITION
                    ...BECOMING WEST WINDS 6-10 MPH DURING LATE
                    AFTERNOON.
MIXING HEIGHT.......2700 FT AGL AT IGNITION...MAX 3200 FT AGL.
MIXING WINDS........WEST 20 MPH.

.TONIGHT...

SKY/WEATHER.........RAIN SHOWERS IN THE EVENING. SNOW SHOWERS
                    THROUGH THE NIGHT.
CWR.................60 PERCENT.
MIN TEMPERATURE.....30-35.
MAX HUMIDITY........91-96 PERCENT.
WIND (20 FT)........WEST WINDS 5-12 MPH. GUSTS UP TO 20 MPH AFTER
                    MIDNIGHT.
MIXING HEIGHT.......1000 FT AGL.
MIXING WINDS........SOUTHWEST 20 MPH.

.MONDAY...

SKY/WEATHER.........SNOW SHOWERS LIKELY.
CWR.................30 PERCENT.
MAX TEMPERATURE.....39-44.
MIN HUMIDITY........50-55 PERCENT.
WIND (20 FT)........WEST WINDS 8-13 MPH WITH HIGHER GUSTS.
MIXING HEIGHT.......3800 FT AGL.
MIXING WINDS........WEST 25 MPH.

$$
FORECASTER...ZUMPFE
REQUESTED BY...MARIA HELTERLINE
TYPE OF REQUEST...PRESCRIBED
.TAG 20100321.KEYPO.01/MSO