FNUS75 KMSO 282231
FWSMSO

SPOT FORECAST FOR WEST RIVERSIDE FIRE
NATIONAL WEATHER SERVICE MISSOULA MT
431 PM MDT SUN AUG 28 2011

FORECAST IS BASED ON REQUEST TIME OF 1547 MDT ON AUGUST 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...MONDAY AFTERNOON A QUICK MOVING DISTURBANCE WILL
CROSS THE FIRE FROM THE WEST AND CAUSE AN INCREASE IN AFTERNOON
WINDS. CONDITIONS COULD QUICKLY MIX OUT WITH SOME STRONGER GUSTS
OUT OF THE WEST RANGING BETWEEN 20 AND 25 MPH THROUGH THE
AFTERNOON. RIDGE TOPS AND WEST-FACING SLOPES WILL BE PARTICULARLY
PRONE TO THESE WINDS. BY ROUGHLY 1500 A WIND SHIFT TO NORTHWESTERLY
WINDS SHOULD BE EXPECTED WITH SIMILARLY STRONG VALUES TO PERSIST
THROUGH THE EVENING. CLOUD COVER WILL INCREASE WITH THE
POTENTIAL FOR SHOWERS AND THUNDERSTORMS THROUGHOUT THE DAY. WINDS
SHOULD THEN DECREASE THE CLOSER IT GETS TO SUNSET.

.MONDAY...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF
                    AFTERNOON RAIN SHOWERS AND THUNDERSTORMS.
CWR.................10 PERCENT.
MAX TEMPERATURE.....84-89.
MIN HUMIDITY........BASE...17-22 PERCENT.
                    TOP...28-33 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 3-5 MPH BECOMING
                    WEST AROUND 10-15 MPH IN LATE
                    MORNING/EARLY AFTERNOON. STRONGER
                    GUSTS TO 20-25 MPH...PARTICULARLY
                    AT THE RIDGE TOPS THROUGH THE AFTERNOON.
MIXING HEIGHT.......8300 FT AGL.
MIXING WINDS........WEST 15 MPH.
HAINES INDEX........3 VERY LOW.

.MONDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....46-53.
MAX HUMIDITY........63-69 PERCENT.
WIND (20 FT)........NORTHWEST AROUND 6-10 MPH WITH
                    STRONGER GUSTS 20-25 MPH IN THE EVENING.
                    BECOMING DOWNSLOPE/DOWNVALLEY 3-6 MPH.
MIXING HEIGHT.......200 FT AGL.
MIXING WINDS........WEST 5 MPH.
HAINES INDEX........3 VERY LOW.

.TUESDAY...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
CWR.................0 PERCENT.
MAX TEMPERATURE.....84-90.
MIN HUMIDITY........15-20 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 3-5 MPH.
MIXING HEIGHT.......8000 FT AGL.
MIXING WINDS........WEST 10 MPH.
HAINES INDEX........3 VERY LOW.

$$
FORECASTER...ALLEGRETTO
REQUESTED BY...MATT BUTLER
TYPE OF REQUEST...WILDFIRE
.TAG 20110828.WESTR.02/MSO