FNUS75 KMSO 051554 FWSMSO SPOT FORECAST FOR WEBB NATIONAL WEATHER SERVICE MISSOULA MT 954 AM MDT FRI JUN 5 2009 FORECAST IS BASED ON IGNITION TIME OF 1034 MDT ON JUNE 05. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION......STRONG NORTHERLY WINDS TO DEVELOP AFTER 1200... ...MUCH COLDER AIR WITH PRECIPITATION EXPECTED SATURDAY... .DISCUSSION...A STRONG LOW PRESSURE SYSTEM APPROACHING NORTHWEST MONTANA WILL SIGNIFICANTLY STRENGTHEN PRESSURE GRADIENTS TODAY AND SATURDAY TO PRODUCE STRONG NORTH-NORTHEAST WINDS STARTING AFTER 1200 FRIDAY. NORTH-NORTHEAST WINDS OF 10-18 MPH WITH SOME GUSTS TO 25 MPH ARE EXPECTED. MOISTURE WITH THIS LOW WILL INCREASE PRECIPITATION CHANCES SATURDAY. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. CWR.................10 PERCENT. MAX TEMPERATURE.....76-81. MIN HUMIDITY........14-19 PERCENT. WIND (20 FT)........VARIABLE 2-4 MPH BECOMING NORTH-NORTHEAST 6-12 MPH IN THE AFTERNOON. MIXING HEIGHT.......5900 FT AGL. MIXING WINDS........SOUTHEAST 5 MPH. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS. CWR.................40 PERCENT. MIN TEMPERATURE.....39-44. MAX HUMIDITY........74-79 PERCENT. WIND (20 FT)........NORTH WINDS 8-14 MPH. MIXING HEIGHT.......400 FT AGL. MIXING WINDS........NORTHEAST 10- MPH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS. CWR.................20 PERCENT. MAX TEMPERATURE.....59-64. MIN HUMIDITY........41-46 PERCENT. WIND (20 FT)........NORTHEAST WINDS 9-16 MPH. MIXING HEIGHT.......5500 FT AGL. MIXING WINDS........NORTHEAST 15 MPH. $$ FORECASTER...RPN REQUESTED BY...MUENSTER TYPE OF REQUEST...PRESCRIBED .TAG 20090605.WEBB_.01/MSO