FNUS75 KMSO 231640 FWSMSO SPOT FORECAST FOR DIVIDE CREEK NATIONAL WEATHER SERVICE MISSOULA MT 1040 AM MDT SAT MAY 23 2009 FORECAST IS BASED ON IGNITION TIME OF 1040 MDT ON MAY 23. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN APPROACHING WEATHER SYSTEM WILL ENTER FROM THE SOUTH THIS AFTERNOON. CLOUD COVER WILL GRADUALLY INCREASE THROUGHOUT THE DAY...WITH A CHANCE FOR RAIN SHOWERS AND THUNDERSTORMS TOWARDS EVENING. HUMIDITIES WILL SLOWLY INCREASE TODAY AS A RESULT...THOUGH WINDS WILL REMAIN FAIRLY LIGHT WITH WINDS A LITTLE STRONGER TOWARDS THE RIDGE TOP. .TODAY... SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. CWR.................0 PERCENT INCREASING TO 20 PERCENT IN THE AFTERNOON. TEMPERATURE.........MAX 67-70. RH..................MIN 19-23 PERCENT. WIND (20 FT)........BECOMING WEST AROUND 5-8 MPH IN THE AFTERNOON. MIXING HEIGHT.......5000 FT AGL. MIXING WINDS........SOUTH 5-10 MPH. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE EVENING AND A CHANCE OF SHOWERS THROUGH THE NIGHT. CWR.................20 PERCENT. TEMPERATURE.........MIN 40-43. RH..................MAX 70-75 PERCENT. WIND (20 FT)........DOWNSLOPE 2-4 MPH. MIXING HEIGHT.......300 FT AGL. MIXING WINDS........WEST 5 MPH. .SUNDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS THROUGH THE DAY. CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CWR.................20 PERCENT INCREASING TO 40 PERCENT IN THE AFTERNOON. TEMPERATURE.........MAX 52-56. RH..................MIN 47-54 PERCENT. WIND (20 FT)........WEST-NORTHWEST 4-8 MPH. MIXING HEIGHT.......4000 FT AGL. MIXING WINDS........NORTHWEST 5-10 MPH. $$ FORECASTER...ALLEGRETTO/WHITMORE REQUESTED BY...JOE CASEY TYPE OF REQUEST...PRESCRIBED .TAG 20090523.DIVID.01/MSO