FNUS75 KRIW 300915 FWSRIW SPOT FORECAST FOR RED ROCK...BRIDGER TETON NATIONAL FOREST NATIONAL WEATHER SERVICE RIVERTON WY 315 AM MDT TUE AUG 30 2011 FORECAST IS BASED ON REQUEST TIME OF 0700 MDT ON AUGUST 30. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...DRY CONDITIONS WILL OCCUR FOR THE MOST PART TODAY AND TONIGHT. A STRAY THUNDERSTORM MAY FORM OVER THE HIGHER TERRAIN NEAR THE FIRE BETWEEN 200 PM AND 800 PM. GUSTY WIND AND BRIEF RAIN WOULD BE THE MAIN THREATS. BREEZY CONDITIONS WILL DEVELOP AFTER 1200 OVER THE RIDGE TOPS AND THE WIND WILL MIX DOWN TO 7000 FEET OR BELOW DURING THE AFTERNOON. THE WIND WILL DECREASE AROUND 900 PM THIS EVENING WITH THE HIGHER RIDGE TOPS KEEPING A BREEZE OVERNIGHT. WEDNESDAY LOOKS MOSTLY DRY WITH ISOLATED SHOWERS OR STORMS. EXPECT BREEZY TO WINDY CONDITIONS WEDNESDAY AFTERNOON. A WEATHER SYSTEM WILL APPROACH THE AREA BY THURSDAY MORNING WITH A COLD FRONT MOVING INTO THE AREA AROUND MIDDAY THURSDAY. THUNDERSTORM ACTIVITY LOOKS TO BE WIDELY SCATTERED WITH THIS SYSTEM ON THURSDAY. FRIDAY LOOKS TO BE DRY AND COOLER. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... FORECASTER...AR .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400. THEN PARTLY CLOUDY. ISOLATED SHOWERS OR THUNDERSTORMS AFTER 1400. MAX TEMPERATURE.....70-75. MIN HUMIDITY........18-23 PERCENT. 20 FOOT WINDS.......SOUTH TO SOUTHEAST AT 3 TO 7 MPH UNTIL 1200. THEN WEST AT 10 TO 15 MPH WITH GUSTS TO 20 MPH AFTER 1200. ERRATIC WINDS TO 30 MPH EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. RIDGE TOP WINDS.....WEST TO SOUTHWEST AT 6 TO 11 MPH UNTIL 1200. WEST WIND AT 13 TO 18 MPH WITH GUSTS AROUND 25 MPH AFTER 1200. ERRATIC WINDS TO 35 MPH EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. LAL.................1 UNTIL 1400...THEN 2. CHC OF WETTING RAIN.LESS THAN 5 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......INCREASING TO 7400-8400 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....WEST AT 10 TO 15 MPH...INCREASING TO WEST AT 20 TO 25 MPH AFTER 1200. SMOKE DISPERSAL.....INCREASING TO EXCELLENT IN THE AFTERNOON. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 800 PM. MIN TEMPERATURE.....42-47. MAX HUMIDITY........67-72 PERCENT. 20 FOOT WINDS.......WEST WIND AT 7 TO 12 MPH WITH GUSTS AROUND 15 MPH UNTIL 2100. THEN SOUTH AT 4 TO 8 MPH AFTER 2100. GUSTY AND ERRATIC WINDS TO 30 MPH EXPECTED NEAR THUNDERSTORMS. RIDGE TOP WINDS.....WEST WIND AT 12 TO 17 MPH WITH GUSTS AROUND 25 MPH UNTIL 2100. THEN SOUTHWEST AT 7 TO 12 MPH AFTER 2100 WITH GUSTS AROUND 15 MPH. LAL.................1 UNTIL 2000...THEN 2. CHC OF WETTING RAIN.LESS THAN 5 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......DECREASING TO 500-1000 FT AGL AFTER MIDNIGHT. TRANSPORT WINDS.....WEST AT 20 TO 25 MPH UNTIL 2100...THEN SOUTHWEST AT 10 TO 15 MPH AFTER 2100. SMOKE DISPERSAL.....VERY GOOD...DECREASING TO POOR AROUND MIDNIGHT. .WEDNESDAY... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. MAX TEMPERATURE.....71-75. MIN HUMIDITY........18-23 PERCENT. 20 FOOT WINDS.......SOUTH TO SOUTHEAST AT 4 TO 8 MPH UNTIL 1100. WEST TO SOUTHWEST AT 10 TO 15 MPH AFTER 1100 WITH GUSTS AROUND 20 MPH. ERRATIC WINDS TO 30 MPH EXPECTED NEAR THUNDERSTORMS. RIDGE TOP WINDS.....SOUTHWEST AT 7 TO 13 MPH UNTIL 1100. SOUTHWEST AT 15 TO 20 MPH AFTER 1100 WITH GUSTS 25 TO 30 MPH AFTER 1100. LAL.................2. CHC OF WETTING RAIN.3 PERCENT. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......INCREASING TO 8400-9400 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH IN THE MORNING. SOUTHWEST AROUND 25 MPH IN THE AFTERNOON. SMOKE DISPERSAL.....INCREASING TO EXCELLENT IN THE AFTERNOON. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY NIGHT...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS. LOWS IN THE LOWER 40S. SOUTHWEST WINDS 10 TO 20 MPH IN THE EVENING...BECOMING SOUTH 5 TO 10 MPH BY 1000 PM. .THURSDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 60S. SOUTHWEST WIND 10 TO 20 MPH IN THE MORNING...SOUTHWEST TO WEST AT 15 TO 25 MPH IN THE AFTERNOON. .FRIDAY...MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE UPPER 60S. WINDS GENERALLY LESS THAN 10 MPH. .SATURDAY...CLEAR. LOWS IN THE MID 30S. HIGHS AROUND 70. WINDS GENERALLY LESS THAN 10 MPH. .SUNDAY...MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 70S. .MONDAY...MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 70S. $$ FORECASTER...ROSS REQUESTED BY...FEMO REASON FOR REQUEST...WILDFIRE .TAG 20110829.REDRO.02/RIW