FNUS75 KPIH 181637
FWSPIH

SPOT FORECAST FOR S BIG HOLES  RED CREEK UNIT...CTF
NATIONAL WEATHER SERVICE POCATELLO ID
1037 AM MDT SAT SEP 18 2010

FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON SEPTEMBER 18.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...LOW PRESSURE IN OREGON IS SPREADING SOME HIGH LEVEL OR
CIRRUS CLOUD AS FAR AS WESTERN WYOMING.  HIGH PRESSURE WILL RETURN
DURING THE OVERNIGHT HOURS WITH CLEARING SKIES.  IT WILL BE WARMER
SUNDAY WITH LESS CLOUD AND EVEN LOWER HUMIDITY THAN TODAY.  HIGH
PRESSURE MOVING IN WILL CAUSE WINDS TO BE STRONGER TOMORROW, WHICH
MEANS WEATHER CONDITIONS COULD APPROACH THE RED FLAG CATEGORY.

.REST OF TODAY...

SKY/WEATHER.........PARTLY CLOUDY.
TEMPERATURE.........MAX 73.
RH..................MIN 16 PERCENT.
WIND (20 FT)........MIDSLOPE AND VALLEY...SOUTH 1 TO 5 MPH, BY 1200
                     BECOMING SOUTHWEST 6 TO 12 MPH GUSTS TO 18 MPH.
                     BY 1600 MIDSLOPE AND VALLEY WIND BECOMING
                     SOUTHEAST 2 TO 7 MPH GUSTS TO 12 MPH.
                    RIDGE...SOUTH 2 TO 8 MPH GUSTS TO 14 MPH,
                     BY 1200 BECOMING SOUTHWEST 6 TO 14 MPH GUSTS
                     TO 26 MPH.  BY 1700, RIDGE WIND BECOMING WEST
                     6 TO 12 MPH GUSTS TO 22 MPH
MIXING HEIGHT.......5400 TO 6100 FT AGL.
MIXING WINDS........SOUTHWEST 26 MPH.
HAINES INDEX........5 MODERATE.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY, BY MIDNIGHT BECOMING CLEAR.
TEMPERATURE.........MIN 43.
RH..................MAX 46 PERCENT.
WIND (20 FT)........MIDSLOPE AND VALLEY...SOUTHEAST 2 TO 7 MPH
                     GUSTS TO 12 MPH, BY 2100 BECOMING NORTHWEST
                     1 TO 3 MPH.
                    RIDGE...WEST 6 TO 12 MPH GUSTS TO 22 MPH, BY
                     2100 BECOMING SOUTHEAST 2 TO 6 MPH.  BY
                     0300, WIND BECOMING SOUTH 8 TO 14 MPH GUSTS
                     TO 26 MPH.
MIXING HEIGHT.......TOP OF INVERSION AT 7800 FT ELEVATION.
MIXING WINDS........BELOW INVERSION...SOUTH 12 MPH.
                    ABOVE INVERSION...SOUTH 18 MPH.
HAINES INDEX........5.

.SUNDAY...

SKY/WEATHER.........SUNNY.
TEMPERATURE.........MAX 75.
RH..................MIN 10 PERCENT.
WIND (20 FT)........MIDSLOPE AND VALLEY...SOUTHEAST 1 TO 6 MPH, BY
                     1200 BECOMING SOUTHWEST 6 TO 12 MPH GUSTS TO
                     22 MPH.
                    RIDGE...SOUTH 8 TO 14 MPH GUSTS TO 26 MPH, BY
                     1200 BECOMING SOUTHWEST 12 TO 18 MPH GUSTS TO
                     34 MPH.
MIXING HEIGHT.......6600 TO 7300 FT AGL.
MIXING WINDS........SOUTHWEST 27 MPH.
HAINES INDEX........5.

$$
FORECASTER...MESSICK
REQUESTED BY...RX
TYPE OF REQUEST...PRESCRIBED
.TAG 20100918.SBIGH.01/PIH