FNUS75 KMSO 211539 FWSMSO SPOT FORECAST FOR GARDEN CREEK NATIONAL WEATHER SERVICE MISSOULA MT 939 AM MDT WED APR 21 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 21. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...UPPER LOW IN SOUTHCENTRAL IDAHO WILL STREAM CLOUDS INTO THE REGION TODAY...RESULTING IN WARM TEMPERATURES AND HIGHER RHS THAN YESTERDAY. INSTABILITY WILL INCREASE THIS AFTERNOON TO PRODUCE A SLIGHT CHANCE FOR SHOWERS AFTER 1500. A BETTER CHANCE OF SHOWERS IS EXPECTED THURSDAY. .TODAY... SKY/WEATHER.........INCREASING CLOUDS. CWR.................0 PERCENT. MAX TEMPERATURE.....69-74. MIN HUMIDITY........27-32 PERCENT. WIND (20 FT)........VARIABLE 2-4 MPH BECOMING EAST AROUND 3-7 MPH IN THE AFTERNOON. MIXING HEIGHT.......6200 FT AGL. MIXING WINDS........SOUTHEAST 10 MPH. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS WITH A ISOLATED THUNDERSTORM IN THE EVENING. CHANCE OF SHOWERS OVERNIGHT. CWR.................20 PERCENT. MIN TEMPERATURE.....40-45. MAX HUMIDITY........84-89 PERCENT. WIND (20 FT)........SOUTHWEST WINDS AROUND 5 MPH BECOMING WEST 5-6 MPH AFTER MIDNIGHT. MIXING HEIGHT.......600 FT AGL. MIXING WINDS........NORTH 5 MPH. .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. CWR.................20 PERCENT. MAX TEMPERATURE.....54-59. MIN HUMIDITY........46-51 PERCENT. WIND (20 FT)........VARIABLE 2-5 MPH. MIXING HEIGHT.......3600 FT AGL. MIXING WINDS........NORTHWEST 10 MPH. $$ FORECASTER...RPN REQUESTED BY...RON SWANEY TYPE OF REQUEST...PRESCRIBED .TAG 20100421.GARDE.02/MSO