FNUS75 KMSO 262211
FWSMSO

SPOT FORECAST FOR SAWTOOTH
NATIONAL WEATHER SERVICE MISSOULA MT
411 PM MDT WED SEP 26 2012

FORECAST IS BASED ON REQUEST TIME OF 1513 MDT ON SEPTEMBER 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL BUILD OVER THE FIRE AREA
PRODUCING VERY LIGHT, GENERALLY TERRAIN DRIVEN WINDS FOR THURSDAY.
HIGH PRESSURE WILL ALSO REINFORCE STRONG THERMAL BELTS AT NIGHT WHICH WILL
CAUSE POOR HUMIDITY RECOVERY ON THE MIDSLOPE AND RIDGES. AN
INCREASE IN CLOUDS AND WEST WINDS IS EXPECTED FRIDAY AS A WAVE OF
ENERGY MOVES THROUGH THE REGION.

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....BOTTOM 70-75...TOP 61-66.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 3-6 MPH.
MIXING HEIGHT.......4000 FT AGL.
MIXING WINDS........WEST 5 MPH.
HAINES INDEX........3 VERY LOW.

.THURSDAY NIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....BOTTOM 36-41...TOP 45-50.
MAX HUMIDITY........BOTTOM 70-75 PERCENT...TOP 45-50 PERCENT.
WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 1-3 MPH.
MIXING HEIGHT.......200 FT AGL.
MIXING WINDS........LIGHT AND VARIABLE.
HAINES INDEX........3 VERY LOW.

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....BOTTOM 70-75...TOP 62-67.
MIN HUMIDITY........20-25 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 2-5 MPH BECOMING WEST AROUND 6-10 MPH
                    IN THE AFTERNOON. ON THE RIDGE TOPS WEST 10-15 MPH.
MIXING HEIGHT.......6000 FT AGL.
MIXING WINDS........WEST 15 MPH.
HAINES INDEX........4 LOW.

$$
FORECASTER...PALLISTER/NOBLE
REQUESTED BY...ASHLEY SITES
TYPE OF REQUEST...WILDFIRE
.TAG 20120926.SAWTO.01/MSO