FNUS75 KPIH 301053
FWSPIH

SPOT FORECAST FOR SAWMILL RX...USFS
NATIONAL WEATHER SERVICE POCATELLO ID
453 AM MDT FRI SEP 30 2011

FORECAST IS BASED ON IGNITION TIME OF 1300 MDT ON SEPTEMBER 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A RIDGE OF HIGH PRESSURE WAS POSITIONED OVER THE GREAT
BASIN THIS MORNING BUT WILL BEGIN TO SHIFT EAST OF THE CONTINENTAL
DIVIDE AS EARLY AS SATURDAY AS A PACIFIC TROUGH APPROACHES THE COAST.
EJECTING DISTURBANCES WILL PROVIDE SUPPORT FOR ISOLATED SHOWERS AND
AFTERNOON THUNDERSTORMS SATURDAY ALONG WITH INCREASING SOUTHWEST
WINDS.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....77-81 AT 6600 MSL
                    73-77 AT 7300 MSL
                    65-69 AT 9000 MSL
MIN HUMIDITY........13-17 PERCENT BELOW 7300 MSL
                    21-25 PERCENT AT 9000 MSL.
WIND (20 FT)........DOWNSLOPE/SOUTHEAST 4 TO 7 MPH UNTIL 0900 MDT...
                    THEN UPSLOPE 6 TO 10 MPH. OCCASIONAL SOUTH WINDS
                    6 TO 12 MPH LATE IN THE AFTERNOON..
CWR.................0 PERCENT.
MIXING HEIGHT.......11900 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 16 MPH.
HAINES INDEX........5.
LAL.................1.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....50-58.
MAX HUMIDITY........35-45 PERCENT.
WIND (20 FT)........DOWNSLOPE/SOUTHEAST WINDS 6 TO 9 MPH OVERNIGHT.
                    ELEVATIONS ABOVE 8000 MSL MAY SEE SOUTH WINDS
                    5 TO 15 MPH OVERNIGHT AS THE FLOW STEADILY
                    INCREASES ALOFT.
CWR.................0 PERCENT.
MIXING HEIGHT.......500-1500 FT AGL.
MIXING WINDS........SOUTHWEST TO SOUTHEAST 10-15 MPH.
HAINES INDEX........5.
LAL.................1.

.SATURDAY...

SKY/WEATHER.........INCREASING CLOUDS WITH A SLIGHT CHANCE OF
                    SHOWERS AND AFTERNOON THUNDERSTORMS.
MAX TEMPERATURE.....75-79 AT 6600 MSL
                    71-75 AT 7300 MSL
                    62-66 AT 9000 MSL
MIN HUMIDITY........14-19 PERCENT BELOW 7300 MSL
                    24-29 PERCENT AT 9000 MSL.
WIND (20 FT)........BELOW 8000 MSL...DOWNSLOPE/SOUTHEAST 4 TO 7 MPH UNTIL
                    0900 MDT...THEN UPSLOPE 6 TO 12 MPH...BECOMING SOUTH
                    9 TO 14 MPH WITH GUSTS UP TO 25 MPH IN THE AFTERNOON.
                    ABOVE 8000 MSL SOUTH TO SOUTHWEST WINDS 10 TO 15 MPH
                    WITH GUSTS UP TO 25 MPH IN THE AFTERNOON.
CWR.................6 PERCENT.
MIXING HEIGHT.......12600 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 24 MPH.
HAINES INDEX........4.
LAL.................1...THEN 2 IN THE AFTERNOON.

$$
FORECASTER...HUSTON
REQUESTED BY...STEVE CLEZIE
TYPE OF REQUEST...PRESCRIBED
.TAG 20110930.SAWMI.01/PIH