FNUS75 KPIH 202355
FWSPIH

SPOT FORECAST FOR FORT HALL BOTTOMS...BIA-FHA
NATIONAL WEATHER SERVICE POCATELLO ID
555 PM MDT WED APR 20 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...AN UPPER LEVEL DISTURBANCE WILL TRACK ACROSS IDAHO
TOMORROW BRINGING SHOWERS AND A CHANCE OF AFTERNOON THUNDERSTORMS.
WINDS WILL BE STRONG TOMORROW AS THE DISTURBANCE NEARS. EXPECT SOME
CLEARING TO OCCUR FRIDAY MORNING.

.THURSDAY...

SKY/WEATHER.........CLOUDY. CHANCE OF RAIN SHOWERS IN THE
                    MORNING...THEN RAIN SHOWERS LIKELY AND ISOLATED
                    THUNDERSTORMS IN THE AFTERNOON.
TEMPERATURE.........MAX 52.
RH..................MIN 47 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 9 MPH AT
                    IGNITION...OTHERWISE SOUTHWEST WINDS 13 TO 18
                    MPH WITH GUSTS TO AROUND 35 MPH.
CWR.................31 PERCENT.
MIXING HEIGHT.......300 FT AGL INCREASING TO 2300 FT AGL AT
                    IGNITION...OTHERWISE 3000-4000 FT AGL IN THE
                    LATE MORNING AND AFTERNOON.
MIXING WINDS........LIGHT AND VARIABLE WINDS BECOMING SOUTHWEST
                    AROUND 15 MPH IN THE AFTERNOON.

.THURSDAY NIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN
                    THE EVENING.
TEMPERATURE.........MIN 28.
RH..................MAX 86 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 12 TO 17 MPH WITH GUSTS TO
                    AROUND 30 MPH.
CWR.................5 PERCENT.
MIXING HEIGHT.......5700 FT AGL DECREASING TO 1100-2100 FT AGL IN
                    THE LATE EVENING AND OVERNIGHT.
MIXING WINDS........WEST AROUND 18 MPH BECOMING SOUTHWEST AROUND 6
                    MPH AFTER MIDNIGHT.

.FRIDAY...

SKY/WEATHER.........PARTLY CLOUDY.
TEMPERATURE.........MAX 47.
RH..................MIN 32 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 9 MPH AND GUSTY IN THE
                    MORNING BECOMING VARIABLE 3 TO 6 MPH.
CWR.................1 PERCENT.
MIXING HEIGHT.......1900 FT AGL INCREASING TO 10400-10700 FT AGL.
MIXING WINDS........WEST 6 TO 9 MPH.

$$
FORECASTER...HINSBERGER
REQUESTED BY...ED CHRISTY
TYPE OF REQUEST...PRESCRIBED
.TAG 20110421.FORTH.01/PIH