FNUS75 KRIW 171713 FWSRIW SPOT FORECAST FOR BRETECHE PROJECT...USFS NATIONAL WEATHER SERVICE RIVERTON WY 1113 AM MDT TUE AUG 17 2010 FORECAST IS BASED ON IGNITION TIME OF 1050 MDT ON AUGUST 17. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...ASIDE FROM AN ISOLATED SHOWER OR THUNDERSTORM OVER THE SURROUNDING ABSAROKAS...TODAY WILL BE A DECENT DAY OVER CENTRAL WYOMING. TEMPERATURES WILL BE AROUND NORMAL TODAY WITH RH'S MAINLY IN THE TEENS. THE THUNDERSTORM THREAT INCREASES WEDNESDAY AFTERNOON AND EVENING WITH BRIEF HEAVY RAINFALL...GUSTY WINDS...SMALL HAIL AND LIGHTNING POSSIBLE. SOUTHWEST WINDS WILL BE ON THE INCREASE WEDNESDAY. THE WINDS WILL COMBINE WITH WARM TEMPERATURES AND RH'S IN THE LOWER TEENS TO INCREASE THE FIRE WEATHER DANGER. ISOLATED THUNDERSTORMS ARE EXPECTED MAINLY EARLY THURSDAY. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... FORECASTER...LIPSON .TODAY... SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT). MAX TEMPERATURE.....81 TO 83. MIN HUMIDITY........18-20 PERCENT. LAL.................1. CWR.................ZERO PERCENT. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT) THEN BECOMING PARTLY CLOUDY (40-50 PERCENT). ISOLATED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....87-89. MIN HUMIDITY........11-12 PERCENT. LAL.................1 UNTIL 1200...THEN 2. CWR.................LESS THAN 5 PERCENT. .FORECAST DAYS 3 THROUGH 5... .WEDNESDAY NIGHT...PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 50S. WEST WINDS AROUND 14 MPH. .THURSDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. WEST WINDS AROUND 13 MPH. .FRIDAY...MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE MID 60S. WINDS GENERALLY LESS THAN 10 MPH. .SATURDAY...MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE LOWER 70S. WINDS GENERALLY LESS THAN 10 MPH. $$ FORECASTER...LIPSON REQUESTED BY...ANNE SLOVISKY REASON FOR REQUEST...PRESCRIBED .TAG 20100817.BRETE.01/RIW