FNUS75 KMSO 141639 FWSMSO SPOT FORECAST FOR KELLYS RIDGE NATIONAL WEATHER SERVICE MISSOULA MT 1039 AM MDT FRI MAY 14 2010 FORECAST IS BASED ON IGNITION TIME OF 1300 MDT ON MAY 14. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HIGH PRESSURE WILL BE CENTERED OVER THE BURN SITE TODAY AND CONTINUE TO PROVIDE WARM AND DRY CONDITIONS. LIGHT WINDS ALOFT WILL ALSO BE A RESULT OF THE RIDGE BEING DIRECTLY OVER THE SITE. WHILE SUNNY SKIES WILL CONTINUE THROUGH EARLY AFTERNOON...CLOUD BUILD-UP IS EXPECTED AFTER IGNITION TIME UNDER A MARGINALLY UNSTABLE ATMOSPHERE. INCREASED INSTABILITY IS EXPECTED FOR SATURDAY AFTERNOON. .TODAY... SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY THIS AFTERNOON. CWR.................0 PERCENT. TEMPERATURE.........64-66 AT IGNITION...MAX 67-70. MIN HUMIDITY........26-29 PERCENT AT IGNITION...MIN 20-23 PERCENT. WIND (20 FT)........VARIABLE 2-4 MPH AT IGNITION...BECOMING WEST-SOUTHWEST 5-7 MPH LATE IN THE AFTERNOON. MIXING HEIGHT.......INCREASING TO 8000 FT AGL BY THIS AFTERNOON. MIXING WINDS........SOUTHWEST 5-10 MPH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. CWR.................0 PERCENT. MIN TEMPERATURE.....38-43. MAX HUMIDITY........57-62 PERCENT. WIND (20 FT)........VARIABLE 2-4 MPH. MIXING HEIGHT.......700 FT AGL. MIXING WINDS........LIGHT AND VARIABLE. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. CWR.................0 PERCENT. MAX TEMPERATURE.....66-70. MIN HUMIDITY........22-26 PERCENT. WIND (20 FT)........VARIABLE 1-3 MPH IN THE MORNING...BECOMING WEST 5-10 MPH IN THE AFTERNOON. MIXING HEIGHT.......INCREASING TO 7000 FT AGL BY AFTERNOON. MIXING WINDS........WEST 10 MPH. $$ FORECASTER...ALLEGRETTO REQUESTED BY...RON SWANEY TYPE OF REQUEST...PRESCRIBED .TAG 20100514.KELLY.01/MSO