FNUS75 KRIW 011959 FWSRIW SPOT FORECAST FOR NORTON POINT...USDA-FS NATIONAL WEATHER SERVICE RIVERTON WY 159 PM MDT MON AUG 1 2011 FORECAST IS BASED ON REQUEST TIME OF 1325 MDT ON AUGUST 01. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...FLASH FLOOD WATCH IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... .DISCUSSION... RAIN...HEAVY AT TIMES WILL CONTINUE INTO THE EARLY EVENING. A FEW WET THUNDERSTORMS COULD BE EMBEDDED IN THE SHOWERS THIS EVENING. A COLD FRONTAL PASSAGE WILL SET THE STAGE FOR A COOL NIGHT WITH EXCELLENT RH RECOVERY. THERE IS A CHANCE OF SHOWERS AND THUNDERSTORMS AGAIN ON TUESDAY AS SURFACE HEATING DESTABILIZES THE ATMOSPHERE...THOUGH THEY WILL BE MORE ISOLATED. TUESDAY WILL BE DRIER OVERALL BUT THERE WILL STILL BE PLENTY OF MOISTURE TO FEED THE STORMS. GUSTY WINDS WILL BE MORE OF A THREAT TOMORROW AS THE STORMS DEVELOP BUT THERE IS STILL A GOOD CHANCE OF WETTING RAIN IF A STORM PASSES OVER THE AREA. PERIODS OF SHOWER AND THUNDERSTORM ACTIVITY WILL CONTINUE TO BE IN THE FORECAST FOR THE NEXT COUPLE OF DAYS AS WAVES OF ACTIVITY PASS ALONG IN THE SOUTHWESTERLY FLOW. THE WEEKEND LOOKS TO BE DRYER AS HIGH PRESSURE RIDGING BUILDS BACK IN. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... FORECASTER...ALLEN .TONIGHT... SKY/WEATHER.........CLOUDY (75-85 PERCENT). NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS IN THE EVENING...THEN SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT CLEARING TOWARD MORNING. MIN TEMPERATURE.....44-47. MAX HUMIDITY........90-100 PERCENT. 20 FOOT WINDS.......NORTHWEST WINDS AROUND 8 MPH. GUSTS UP TO 15 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. RIDGE TOP WINDS.....NORTHWEST AROUND 15 MPH. LAL.................4 THEN 2 AFTER 1900. CHC OF WETTING RAIN.90 PERCENT. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2100-3100 FT AGL. TRANSPORT WINDS.....WEST 16 TO 21 MPH. SMOKE DISPERSAL.....POOR TO FAIR (31000-54700 KNOT-FT). .TUESDAY... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING CLOUDY (90-100 PERCENT). SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....69-72. MIN HUMIDITY........38-43 PERCENT. 20 FOOT WINDS.......NORTHWEST 5-9 MPH. GUSTS UP TO 15 MPH. BECOMING SOUTHWEST 5-10 MPH IN THE AFTERNOON. GUSTS UP TO 20 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. RIDGE TOP WINDS.....NORTHWEST 10 TO 15 MPH SHIFTING TO THE SOUTHWEST IN THE AFTERNOON. LAL.................1 UNTIL 1200...THEN 4. CHC OF WETTING RAIN.46 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3100-4100 FT AGL INCREASING TO 7200-8200 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....NORTHWEST 17 TO 21 MPH SHIFTING TO THE SOUTHWEST 18 TO 21 MPH IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (41200 KNOT-FT) INCREASING TO VERY GOOD (122800 KNOT-FT) IN THE AFTERNOON. .FORECAST DAYS 3 THROUGH 5... .TUESDAY NIGHT...MOSTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 40S. WINDS GENERALLY LESS THAN 10 MPH. .WEDNESDAY...PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS AROUND 70. WINDS GENERALLY LESS THAN 10 MPH. .THURSDAY...PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S. WINDS GENERALLY LESS THAN 10 MPH. .FRIDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S. WINDS GENERALLY LESS THAN 10 MPH. .SATURDAY...MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. WINDS GENERALLY LESS THAN 10 MPH. $$ FORECASTER...ALLEN REQUESTED BY...JESSE DUHNKRACK REASON FOR REQUEST...WILDFIRE .TAG 20110801.NORTO.01/RIW