FNUS75 KMSO 251437 FWSMSO SPOT FORECAST FOR CHAFFIN 1 NATIONAL WEATHER SERVICE MISSOULA MT 837 AM MDT WED APR 25 2012 FORECAST IS BASED ON IGNITION TIME OF 1300 MDT ON APRIL 25. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...CLOUDS WILL INCREASE THIS MORNING BY 1000. THE CHANCE OF RAIN SHOWERS WILL CONTINUE THROUGH THE DAY WITH A SMALL CHANCE OF THUNDERSTORM DEVELOPMENT THIS AFTERNOON. WINDS NEAR ANY THUNDERSTORMS THAT DO DEVELOP WILL BE GUSTY AND ERRATIC. RAIN IS LIKELY THROUGH THE DAY THURSDAY AHEAD OF A COLD FRONT THAT WILL ARRIVE THURSDAY EVENING. WINDS ALONG THIS FRONT WILL GUST ABOVE 30 MPH FROM THE WEST. .TODAY... SKY/WEATHER.........BECOMING MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CWR.................30 PERCENT. MAX TEMPERATURE.....65-70. MIN HUMIDITY........29-34 PERCENT. WIND (20 FT)........VARIABLE 2-4 MPH BECOMING SOUTHWEST 6-10 GUSTS TO 18 MPH AFTER 1300. MIXING HEIGHT.......5400 FT AGL. MIXING WINDS........SOUTHWEST 15 MPH. .TONIGHT... SKY/WEATHER.........RAIN SHOWERS LIKELY. CHANCE OF THUNDERSTORMS IN THE EVENING. CWR.................60 PERCENT. MIN TEMPERATURE.....40-45. MAX HUMIDITY........84-89 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 6-10 MPH IN THE EVENING BECOMING VARIABLE 2-4 MPH. MIXING HEIGHT.......400 FT AGL. MIXING WINDS........LESS THAN 5 MPH. .THURSDAY... SKY/WEATHER.........RAIN SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CWR.................NEAR 100 PERCENT. MAX TEMPERATURE.....57-62. MIN HUMIDITY........46-51 PERCENT. WIND (20 FT)........VARIABLE 3-6 MPH BECOMING SOUTHWEST 5-10 MPH IN THE AFTERNOON. AFTER 1800 WEST 15-25 GUSTS TO 35 MPH. MIXING HEIGHT.......2700 FT AGL. MIXING WINDS........SOUTHWEST 10 MPH. $$ FORECASTER...LOEFFELBEIN REQUESTED BY...JACQUIE PARKS TYPE OF REQUEST...PRESCRIBED .TAG 20120425.CHAFF.01/MSO