FNUS75 KMSO 101650 FWSMSO SPOT FORECAST FOR BLACKWALL 337 NATIONAL WEATHER SERVICE MISSOULA MT 1050 AM MDT FRI MAY 10 2013 FORECAST IS BASED ON IGNITION TIME OF 1030 PDT ON MAY 10. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE CONTINUES TO REMAIN OVER IDAHO TODAY, WITH WEAK FLOW ALOFT AND A MUCH MORE STABLE ATMOSPHERE EXPECTED THROUGH THE DAY. SOME FAIR WEATHER CUMULUS MAY DEVELOP THIS AFTERNOON, HOWEVER THUNDERSTORMS ARE NOT EXPECTED. THE CHANCE FOR THUNDERSTORMS WILL INCREASE ON SATURDAY, WITH THE BEST CHANCES OCCURRING IN THE LATE AFTERNOON AND EVENING. .TODAY... SKY/WEATHER.........SUNNY THEN BECOMING PARTLY CLOUDY. CWR.................0 PERCENT. MAX TEMPERATURE.....77-84. MIN HUMIDITY........21-26 PERCENT. WIND (20 FT)........WEST 2-5 MPH. MIXING HEIGHT.......6500 FT AGL. MIXING WINDS........NORTHWEST 5 MPH. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. CWR.................0 PERCENT. MIN TEMPERATURE.....39-45. MAX HUMIDITY........80-86 PERCENT. WIND (20 FT)........WEST-SOUTHWEST 6-9 MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 2-5 MPH. MIXING HEIGHT.......400 FT AGL. MIXING WINDS........LIGHT AND VARIABLE. .SATURDAY... SKY/WEATHER.........BECOMING MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. CWR.................10 PERCENT. MAX TEMPERATURE.....79-85. MIN HUMIDITY........23-29 PERCENT. WIND (20 FT)........NORTHWEST 5-8 MPH IN THE AFTERNOON. $$ FORECASTER...ALLEGRETTO REQUESTED BY...TRISHA SKINNER TYPE OF REQUEST...PRESCRIBED .TAG 20130510.BLACK.01/MSO