FNUS75 KPIH 270038 FWSPIH SPOT FORECAST FOR RIVERTON...EIIFC NATIONAL WEATHER SERVICE POCATELLO ID 638 PM MDT THU AUG 26 2010 FORECAST IS BASED ON REQUEST TIME OF 1805 MDT ON AUGUST 26. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT UNTIL 3 AM MDT FRIDAY... .DISCUSSION...IT WILL BE HOT AND DRY THROUGH EARLY EVENING WITH A HAINES INDEX OF 6. SOUTHWEST WIND GUSTS WILL INCREASE TO 25 TO 30 MPH BY 9 PM MDT TONIGHT. A COLD FRONT WILL MOVE THROUGH OVERNIGHT KEEPING THE WINDS HIGH AND BRING ISOLATED SHOWERS AND THUNDERSTORMS. A RED FLAG WARNING IS IN EFFECT UNTIL 3 AM. LOOK FOR CLEARING CONDITIONS AND WINDS GUSTS UP TO 30 TO 35 MPH LATE FRIDAY MORNING LASTING THROUGH FRIDAY AFTERNOON. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY BECOMING MOSTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. TEMPERATURE.........MIN 54 TO 58. RH..................MAX 71 PERCENT. WIND (20 FT)........WINDS SOUTHWEST AT 11 MPH EARLY EVENING... BECOMING SOUTHWEST WINDS 12 TO 18 MPH WITH GUSTS TO AROUND 30 MPH. OUTFLOW WINDS IN AND AROUND THUNDERSTORMS OF UP TO 40 MPH ARE POSSIBLE. CWR.................11 PERCENT. HAINES INDEX........6. LAL.................1...BECOMING 2. .FRIDAY... SKY/WEATHER.........PARTLY CLOUDY BECOMING MOSTLY SUNNY. TEMPERATURE.........MAX 79 TO 83. RH..................MIN 19 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO AROUND 35 MPH. CWR.................2 PERCENT. MIXING HEIGHT.......7500 FT AGL. HAINES INDEX........4. LAL.................1. $$ FORECASTER...WYATT REQUESTED BY...IC TYPE OF REQUEST...WILDFIRE .TAG 20100826.RIVER.02/PIH