FNUS75 KMSO 201600 FWSMSO SPOT FORECAST FOR FORTINE 86 NATIONAL WEATHER SERVICE MISSOULA MT 1000 AM MDT TUE APR 20 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON APRIL 20. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...SLIGHTLY WARMER AND DRY CONDITIONS TODAY. LOW PRESSURE ENTERING THE WEST COAST WILL INCREASE PRESSURE GRADIENTS AND PRODUCE AN INCREASE IN EAST-SOUTHEAST WINDS ON THE HIGHER RIDGES THIS AFTERNOON. THESE WINDS SHOULD NOT EFFECT THE FORTINE BURN AREA. EXPECT AN INCREASE IN CUMULUS CLOUDS AFTER 1300. AN INCREASE IN CLOUDS IS EXPECTED WEDNESDAY BUT SHOWER ACTIVITY SHOULD REMAIN TO THE SOUTH OF THE BURN AREA. .TODAY... SKY/WEATHER.........MOSTLY SUNNY WITH A FEW CUMULUS CLOUDS THIS AFTERNOON. CWR.................0 PERCENT. MAX TEMPERATURE.....69-74 AFTER 1400. MIN HUMIDITY........23-29 PERCENT. WIND (20 FT)........ LWR SLP/VALLEY.....UPSLOPE 2-4 MPH. UPR SLP/RIDGETOP...EAST 5-12 MPH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. CWR.................0 PERCENT. MIN TEMPERATURE.....36-41. MAX HUMIDITY........84-89 PERCENT. WIND (20 FT)........ LWR SLP/VALLEY.....DOWNSLOPE 1-3 MPH AFTER 1800. UPR SLP/RIDGETOP...EAST WINDS 5-9 MPH. .WEDNESDAY... SKY/WEATHER.........INCREASING CLOUDS DURING THE DAY. SLIGHT CHANCE OF RAIN SHOWERS AND A THUNDERSTORM POSSIBLE AFTER 1500. CWR.................10 PERCENT AFTER 1500. MAX TEMPERATURE.....64-68. MIN HUMIDITY........30-36 PERCENT. WIND (20 FT)........ LWR SLP/VALLEY.....UPSLOPE 1-4 MPH. UPR SLP/RIDGETOP...VARIABLE UP TO 5 MPH. $$ FORECASTER...RPN REQUESTED BY...PAT PRICE TYPE OF REQUEST...PRESCRIBED .TAG 20100420.FORTI.01/MSO