FNUS75 KMSO 071228
FWSMSO

SPOT FORECAST FOR MURRAY DOUGLAS HF2 F4
NATIONAL WEATHER SERVICE MISSOULA MT
628 AM MDT WED OCT 7 2009

FORECAST IS BASED ON IGNITION TIME OF 1030 MDT ON OCTOBER 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...THE FRONT IS MOVING ABOUT 6 HOURS FASTER THAN
PREVIOUSLY FORECAST. THEREFORE THE AFFECTS OF THE FRONT WILL BE
FELT ON THE UNIT EARLY THIS MORNING WITH EAST WINDS MIXING TO THE
FIRE AND PRECIPITATION ALONG AND BEHIND THE FRONT THROUGH THE
MORNING. SNOW IS ALREADY OCCURRING AT MCDONALD PASS WHICH IS AT
6300 FEET...SO THE TOP OF THE UNIT WILL LIKELY SEE ACCUMULATING
SNOW BY MID MORNING...UP TO 3 INCHES. THE SNOW LEVEL WILL LOWER
TO THE BASE OF THE FIRE BY MID MORNING...BUT ACCUMULATIONS ARE
EXPECTED TO BE LES THAN 1 INCH. PRECIPITATION WILL BECOME MIXED
WITH RAIN THIS AFTERNOON AND MORE SHOWERY IN NATURE WITH WINDS
DECREASING. DRY AIR BEHIND THE FRONT WILL ALLOW FOR GOOD CLEARING
OVERNIGHT WITH STRONG INVERSIONS SETTING UP. THURSDAY WILL SEE
UPPER WINDS SWING BACK AROUND TO THE WEST AHEAD OF YET ANOTHER
ARCTIC FRONT TO MOVE THROUGH THURSDAY NIGHT.

.TODAY...

SKY/WEATHER.........SNOW LIKELY IN THE MORNING...THEN SNOW AND RAIN
                    SHOWERS IN THE AFTERNOON.
CWR.................70 PERCENT.
MAX TEMPERATURE.....33-38.
MIN HUMIDITY........42-47 PERCENT.
WIND (20 FT)........EAST WINDS 8-10 MPH BECOMING NORTHEAST 6-8
                    MPH IN THE AFTERNOON.
MIXING HEIGHT.......4100 FT AGL.
MIXING WINDS........EAST 10 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
                    CHANCE OF RAIN AND SNOW IN THE EVENING.
CWR.................10 PERCENT.
MIN TEMPERATURE.....11-16.
MAX HUMIDITY........83-88 PERCENT.
WIND (20 FT)........EAST WINDS AROUND 5 MPH IN THE EVENING BECOMING
                    VARIABLE 2-4 MPH.
MIXING HEIGHT.......900 FT AGL.
MIXING WINDS........NORTHEAST 10 MPH.

.THURSDAY...

SKY/WEATHER.........MOSTLY CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....35-40.
MIN HUMIDITY........41-46 PERCENT.
WIND (20 FT)........BOTTOM...VARIABLE 2-5 MPH. TOP VARIABLE WINDS TO
                    5 MPH BECOMING WEST 8-10 MPH IN THE
                    AFTERNOON.
MIXING HEIGHT.......2400 FT AGL.
MIXING WINDS........SOUTHWEST 5 MPH.

$$
FORECASTER...MEAD
REQUESTED BY...MICHAEL ALBRITTON
TYPE OF REQUEST...PRESCRIBED
.TAG 20091007.MURRA.01/MSO