FNUS75 KRIW 230916 FWSRIW SPOT FORECAST FOR CYGNET...NPS YNP NATIONAL WEATHER SERVICE RIVERTON WY 316 AM MDT SUN SEP 23 2012 FORECAST IS BASED ON REQUEST TIME OF 1910 MDT ON SEPTEMBER 22. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...TODAY WILL SEE DRY WEATHER AT THE FIRE. THERE WILL HIGH LEVEL CLOUDS WITH SOME SUNSHINE AT TIMES. IN THE LATE AFTERNOON AND EVENING CLOUDS WILL INCREASE WITH MOSTLY CLOUDY SKY PREVAILING AROUND SUNSET THROUGH THE NIGHT. ISOLATED RAIN SHOWERS WILL BE POSSIBLE TONIGHT BUT RAINFALL WOULD BE VERY LIGHT. MONDAY WILL BE MOSTLY CLOUDY AND COOLER WITH A BETTER COVERAGE OF SHOWERS... ESPECIALLY IN THE AFTERNOON THROUGH MONDAY NIGHT. ISOLATED THUNDERSTORMS WILL BE POSSIBLE AS WELL MONDAY AFTERNOON INTO MONDAY NIGHT. TUESDAY LOOKS MOSTLY CLOUDY AND COOL WITH A CHANCE OF SHOWERS. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... FORECASTER...AR .TODAY... SKY/WEATHER.........MOSTLY CLOUDY...SOME SUNSHINE AT TIMES. MAX TEMPERATURE.....65-70. MIN HUMIDITY........15-20 PERCENT. 20 FOOT WINDS.......UPSLOPE/UPVALLEY AT 4 TO 8 MPH UNTIL 1200. WEST TO SOUTHWEST AT 5 TO 10 MPH AFTER 1200. RIDGE TOP WINDS.....SOUTH TO SOUTHWEST AT 5 TO 9 MPH UNTIL 1200. SOUTHWEST AT 10 TO 15 MPH WITH GUSTS TO 20 MPH AFTER 1200. LAL.................1. CHC OF WETTING RAIN.LESS THAN 5 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......INCREASING TO 6500-7500 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH TO SOUTHWEST AT 5 TO 10 MPH UNTIL 1200. SOUTHWEST AT 15 TO 20 MPH AFTER 1200. SMOKE DISPERSAL.....INCREASING TO FAIR BY 1200...THEN BECOMING VERY GOOD BY 1400. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. ISOLATED RAIN SHOWERS. MIN TEMPERATURE.....34-39. MAX HUMIDITY........75-80 PERCENT. 20 FOOT WINDS.......WEST TO SOUTHWEST AT 4 TO 8 MPH UNTIL SUNSET. THEN BECOMING DOWNSLOPE/DOWNVALLEY AT 4 TO 7 MPH AFTER SUNSET. RIDGE TOP WINDS.....SOUTH TO SOUTHWEST AT 10 TO 15 MPH UNTIL SUNSET. THEN SOUTH TO SOUTHWEST AT 5 TO 10 MPH AFTER SUNSET. LAL.................1. CHC OF WETTING RAIN.LESS THAN 5 PERCENT. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......DECREASING TO 1000-1500 FT AGL AFTER MIDNIGHT. TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL SUNSET. SOUTH TO SOUTHWEST AROUND 10 MPH AFTER SUNSET. SMOKE DISPERSAL.....BECOMING FAIR AT SUNSET...THEN DECREASING TO POOR BY MIDNIGHT. .MONDAY... SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED RAIN SHOWERS. ISOLATED THUNDERSTORMS IN THE AFTERNOON. MAX TEMPERATURE.....58-62. MIN HUMIDITY........30-35 PERCENT. 20 FOOT WINDS.......UPSLOPE/UPVALLEY AT 5 TO 8 MPH. GUSTY AND ERRATIC WIND TO 15 MPH EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON. RIDGE TOP WINDS.....SOUTH TO SOUTHEAST AT 7 TO 11 MPH. WIND GUSTS TO 20 MPH NEAR SHOWERS OR STORMS. LAL.................1 UNTIL 1200...THEN 2. CHC OF WETTING RAIN.11 PERCENT. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......INCREASING TO 4000-5000 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH AROUND 10 MPH IN THE MORNING. SOUTH TO SOUTHEAST AT 10 TO 15 MPH IN THE AFTERNOON. SMOKE DISPERSAL.....POOR TO FAIR IN THE MORNING. FAIR TO GOOD IN THE AFTERNOON. .FORECAST DAYS 3 THROUGH 5... .MONDAY NIGHT...MOSTLY CLOUDY. SCATTERED RAIN SHOWERS. ISOLATED THUNDERSTORMS IN THE EVENING. LOWS 35 TO 40. WINDS GENERALLY LESS THAN 10 MPH. .TUESDAY...MOSTLY CLOUDY. SCATTERED RAIN SHOWERS. HIGHS IN THE UPPER 40S TO MID 50S. WINDS GENERALLY LESS THAN 10 MPH. .WEDNESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS. LOWS 35 TO 40. HIGHS IN THE MID 50S TO AROUND 60S. WINDS GENERALLY LESS THAN 10 MPH. .THURSDAY...PARTLY CLOUDY. LOWS 30 TO 35. HIGHS IN THE 60S. WINDS GENERALLY LESS THAN 10 MPH. $$ FORECASTER...ROSS REQUESTED BY...KEITH KRAUSE REASON FOR REQUEST...WILDFIRE .TAG 20120922.CYGNE.01/RIW