FNUS75 KTFX 191609 FWSTFX SPOT FORECAST FOR SUICIDE FLATS...USFS NATIONAL WEATHER SERVICE GREAT FALLS MT 1009 AM MDT MON APR 19 2010 FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON APRIL 19. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... AN UPPER LEVEL RIDGE OF HIGH PRESSURE CENTERED OVER THE REGION WILL MAINTAIN WARM AND DRY CONDITIONS THROUGH THE NEXT 24 HOURS. GENERAL WINDS ALOFT WILL BE FROM THE SOUTH TO SOUTHEAST AS THE HIGH PRESSURE CENTER SHIFTS SLIGHTLY EASTWARD...HOWEVER WIND SPEEDS ARE RELATIVELY LIGHT AND SURFACE WINDS WILL GENERALLY BE DRIVEN BY THE TERRAIN AND SLOPE HEATING. THE AIRMASS WILL BECOME SLIGHTLY UNSTABLE THIS AFTERNOON LEADING TO THE DEVELOPMENT OF CUMULUS CLOUDS WHICH MAY PRODUCE A FEW SPRINKLES LATER THIS AFTERNOON AND EARLY EVENING OVER THE LITTLE BELT MOUNTAINS...HOWEVER PRECIPITATION WILL WILL BE VERY LIGHT AND ISOLATED. .REST OF TODAY... SKY/WEATHER.........MOSTLY SUNNY THROUGH LATE MORNING. SCATTERED CUMULUS CLOUDS BUILDING IN THE AFTERNOON WITH A FEW SPRINKLES POSSIBLE. CWR.................5 PERCENT. MAX TEMPERATURE.....64-69. MIN HUMIDITY........20-25 PERCENT. WIND (20 FT)........UPSLOPE/UPVALLEY WINDS 3 TO 6 MPH. UPR SLP/RIDGETOP...SOUTHEAST 5 TO 10 MPH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. A FEW SPRINKLES POSSIBLE EARLY IN THE EVENING. CWR.................5 PERCENT. MIN TEMPERATURE.....35-40. MAX HUMIDITY........75-85 PERCENT. WIND (20 FT)........BECOMING DOWNSLOPE/DOWN-VALLEY 3 TO 6 MPH AFTER SUNSET. UPR SLP/RIDGETOP...SOUTHEAST 5-10 MPH IN THE EVENING...INCREASING TO 10 TO 15 MPH BY AROUND MIDNIGHT. $$ FORECASTER...HOENISCH REQUESTED BY...BRENT SMITH TYPE OF REQUEST...PRESCRIBED .TAG 20100419.SUICI.02/TFX