FNUS75 KRIW 271005 FWSRIW SPOT FORECAST FOR ALPINE LAKE...BIA WRA NATIONAL WEATHER SERVICE RIVERTON WY 405 AM MDT THU SEP 27 2012 FORECAST IS BASED ON REQUEST TIME OF 1925 MDT ON SEPTEMBER 26. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... CHANCES OF SHOWERS AND A FEW THUNDERSTORMS WILL CONTINUE THROUGH SATURDAY...BUT THE COVERAGE IS EXPECTED TO BE MUCH LESS THAN WHAT OCCURRED EARLIER THIS WEEK. THE TREND OVER THE NEXT FEW DAYS WILL BE DRIER AND WARMER...BUT WINDS ARE EXPECTED TO REMAIN RELATIVELY LIGHT. VERY DRY AND WARM CONDITIONS ARE EXPECTED EARLY NEXT WEEK...WITH THE POSSIBILITY OF WINDY CONDITIONS DEVELOPING BY TUESDAY AND WEDNESDAY. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... FORECASTER...MURRELL .TODAY... SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY. VERY ISOLATED SHOWERS IN THE MORNING...THEN SCATTERED SHOWERS AND POSSIBLY A THUNDERSTORM IN THE AFTERNOON. MAX TEMPERATURE.....49 AT 10500 FEET. 57 AT 8500 FEET. 65 AT 6500 FEET. MIN HUMIDITY........45-55 PERCENT ABOVE 8500 FEET. 35-45 PERCENT AT OR BELOW 8500 FEET. 20 FOOT WINDS.......UPSLOPE/UPVALLEY 4-8 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR SHOWERS OR THUNDERSTORMS IN THE AFTERNOON. RIDGE TOP WINDS.....VARIABLE 4-8 MPH...BECOMING PRIMARILY NORTH TO NORTHWEST 5-10 MPH IN THE AFTERNOON. LAL.................1 UNTIL NOON...THEN 2. CHC OF WETTING RAIN.15 PERCENT IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......5000 FT AGL. TRANSPORT WINDS.....VARIABLE 5-10 MPH...BECOMING NORTHWEST AROUND 10 MPH IN THE AFTERNOON. SMOKE DISPERSAL.....POOR. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (65 PERCENT). WIDELY SCATTERED RAIN SHOWERS THROUGH MIDNIGHT. AN ISOLATED THUNDERSTORM POSSIBLE THROUGH 9 PM. MIN TEMPERATURE.....35-45. MAX HUMIDITY........70-80 PERCENT. 20 FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH. RIDGE TOP WINDS.....WEST NORTHWEST 5-10 MPH...INCREASING TO 10-15 MPH AFTER MIDNIGHT. LAL.................2 UNTIL 9 PM...THEN 1. CHC OF WETTING RAIN.10 PERCENT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......800 FT AGL. TRANSPORT WINDS.....WEST NORTHWEST 5-10 MPH...INCREASING TO 10-15 MPH AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR. .FRIDAY... SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY. WIDELY SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....55 AT 10500 FEET. 63 AT 8500 FEET. 71 AT 6500 FEET. MIN HUMIDITY........35-45 PERCENT ABOVE 8500 FEET. 30-40 PERCENT AT OR BELOW 8500 FEET. 20 FOOT WINDS.......UPSLOPE/UPVALLEY 4-8 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. RIDGE TOP WINDS.....WEST NORTHWEST 10-15 MPH. LAL.................1 UNTIL NOON...THEN 2. CHC OF WETTING RAIN.LESS THAN 5 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......6000 FT AGL. TRANSPORT WINDS.....WEST NORTHWEST 10-15 MPH. SMOKE DISPERSAL.....GOOD IN THE AFTERNOON. .FORECAST DAYS 3 THROUGH 5... .FRIDAY NIGHT...PARTLY CLOUDY WITH ISOLATED SHOWERS. LOWS 38-48. WINDS GENERALLY LESS THAN 10 MPH. .SATURDAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS. HIGHS 55-65 IN THE UPPER ELEVATIONS...TO 65-72 IN THE LOWER ELEVATIONS. WINDS GENERALLY LESS THAN 10 MPH. .SUNDAY...MOSTLY CLEAR. LOWS 38-48. HIGHS 55-65 IN THE UPPER ELEVATIONS...TO 65-72 IN THE LOWER ELEVATIONS. WINDS GENERALLY LESS THAN 10 MPH. .MONDAY...MOSTLY CLEAR. LOWS 38-48. HIGHS 60-70 IN THE UPPER ELEVATIONS TO THE MID 70S IN THE LOWER ELEVATIONS. NORTHWEST TO WEST WINDS 10-15 MPH. GUSTS UP TO 25 MPH. $$ FORECASTER...MURRELL REQUESTED BY...CAL ANACKER REASON FOR REQUEST...WILDFIRE .TAG 20120926.ALPIN.01/RIW