FNUS75 KMSO 022335 FWSMSO SPOT FORECAST FOR WEBB NATIONAL WEATHER SERVICE MISSOULA MT 535 PM MDT TUE JUN 2 2009 FORECAST IS BASED ON IGNITION TIME OF 1725 MDT ON JUNE 02. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...THE AIR MASS WILL REMAIN RATHER DRY AND COOL UNDER THE INFLUENCE OF A WEAK RIDGE OVER NORTHWEST MONTANA. A NORTHEAST GENERAL WIND FLOW WILL DIRECT WINDS...UNTIL DOWNSLOPE TAKEOVER BY NIGHTFALL. VERTICAL DISPERSION WILL BE MARGINAL AT BEST GIVEN THE CLOSE PROXIMITY TO THE LAKE. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. SOME HIGH CLOUDS MOVING UP FROM THE SOUTH. CWR.................0 PERCENT. TEMPERATURE.........67 AT IGNITION. MIN 36-39. RH..................33 PERCENT AT IGNITION. MAX 85-90 PERCENT. WIND (20 FT)........WINDS EAST 2-3 MPH AT IGNITION...BECOMING DOWNSLOPE 1-3 MPH AFTER DARK. MIXING HEIGHT.......2000 FT AGL AT IGNITION...OTHERWISE 800 FT AGL. MIXING WINDS........EAST 10 MPH. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY. CWR.................0 PERCENT. TEMPERATURE.........MAX 72-73. RH..................MIN 22-26 PERCENT. WIND (20 FT)........EAST 2-5 MPH. MIXING HEIGHT.......4000 FT AGL. MIXING WINDS........NORTHEAST 10 MPH. $$ FORECASTER...MSJ REQUESTED BY...MUENSTER TYPE OF REQUEST...PRESCRIBED .TAG 20090602.WEBB_.01/MSO