FNUS75 KPIH 260138
FWSPIH

SPOT FORECAST FOR RIVERTON...EIIFC
NATIONAL WEATHER SERVICE POCATELLO ID
738 PM MDT WED AUG 25 2010

FORECAST IS BASED ON REQUEST TIME OF 1912 MDT ON AUGUST 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT FROM NOON THURSDAY TO 3 AM MDT
FRIDAY FOR GUSTY WINDS AND LOW HUMIDITY...

.DISCUSSION...EXPECT CLEAR SKIES AND GENERALLY LIGHT WINDS TONIGHT.
A COLD FRONT APPROACHES THURSDAY. EXPECT STRONG SOUTHERLY WIND
GUSTS OF 30 TO 35 MPH IN THE AFTERNOON INTO THE EVENING WITH
LOW HUMIDITY OF 10 TO 15 PERCENT. THE COLD FRONT WILL PASS
THROUGH THURSDAY NIGHT. HAINES INDEX WILL BE 6 ON THURSDAY AND
WINDS WILL SHIFT FROM SOUTHERLY TO WESTERLY AFTER THE COLD
FRONTAL PASSAGE.

.TONIGHT...

SKY/WEATHER.........CLEAR.
TEMPERATURE.........MIN 43 TO 47.
RH..................MAX 75 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 4 TO 8 MPH EARLY IN THE
                    EVENING BECOMING VARIABLE 2 TO 5 MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......1700 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 10 MPH.
HAINES INDEX........5.
LAL.................1.

.THURSDAY...

SKY/WEATHER.........SUNNY THEN BECOMING PARTLY CLOUDY.
TEMPERATURE.........MAX 93 TO 97.
RH..................MIN 11 PERCENT.
WIND (20 FT)........VARIABLE 3 TO 6 MPH BECOMING SOUTHWEST 10 TO 20
                    MPH WITH GUSTS OF 30 TO 35 MPH LATE IN THE
                    AFTERNOON GOING INTO THE EVENING.
CWR.................0 PERCENT.
MIXING HEIGHT.......16000 FT AGL.
MIXING WINDS........SOUTHWEST AROUND 30 MPH.
HAINES INDEX........6.
LAL.................1.

$$
FORECASTER...WYATT
REQUESTED BY...IC
TYPE OF REQUEST...WILDFIRE
.TAG 20100825.RIVER.01/PIH