FNUS75 KMSO 062159
FWSMSO

SPOT FORECAST FOR SAWTOOTH
NATIONAL WEATHER SERVICE MISSOULA MT
359 PM MDT THU SEP 6 2012

FORECAST IS BASED ON REQUEST TIME OF 1517 MDT ON SEPTEMBER 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...SKIES WILL CLEAR OUT TONIGHT AS DRY AIR MOVES INTO
THE REGION ALLOWING VALLEY INVERSIONS AND THERMAL BELTS TO DEVELOP
TONIGHT AND STRENGTHEN TOMORROW NIGHT. WINDS WILL GENERALLY BE
LIGHT AND VARIABLE AS THE AREA MOVES UNDER THE INFLUENCE OF A WEAK
RIDGE. OVERNIGHT THE GENERAL WINDS WILL TURN EASTERLY AND
INTERFERE WITH THE DOWN SLOPE/DOWN VALLEY FLOW...CAUSING VARIABLE
WINDS OVERNIGHT AND TOMORROW.


.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY BECOMING MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....34-39 BOTTOM TO 40-45 IN THERMAL BELTS.
MAX HUMIDITY........80-85 PERCENT BOTTOM TO 60-65 IN THERMAL BELTS.
WIND (20 FT)........VARIABLE 3-5 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........EAST 5 MPH.
HAINES INDEX........3 VERY LOW.

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....72-77 BOTTOM TO 55-60 TOP.
MIN HUMIDITY........18-23 PERCENT BOTTOM 25-30 PERCENT TOP.
WIND (20 FT)........VARIABLE 1-3 MPH.
MIXING HEIGHT.......5900 FT AGL.
MIXING WINDS........VARIABLE 5 MPH.
HAINES INDEX........3 VERY LOW.

.TOMORROW NIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....40-45 BOTTOM TO 50-55 IN THERMAL BELTS.
MAX HUMIDITY........75-80 PERCENT BOTTOM TO 45-55 IN THERMAL BELTS.
WIND (20 FT)........NORTHEAST WINDS 5-7 MPH.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........EAST 5 MPH.
HAINES INDEX........3 VERY LOW.
$$
FORECASTER...LEACH
REQUESTED BY...KELLY ALLEN
TYPE OF REQUEST...WILDFIRE
.TAG 20120906.SAWTO.01/MSO