FNUS75 KMSO 141803 FWSMSO SPOT FORECAST FOR COUGAR CREEK EMB NATIONAL WEATHER SERVICE MISSOULA MT 1203 PM MDT FRI MAY 14 2010 FORECAST IS BASED ON IGNITION TIME OF 1230 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. PREDOMINANTLY LIGHT WINDS CAN BE EXPECTED...ALTHOUGH THE PARTIALLY SHELTERED NATURE OF THE SITE MAY ALLOW FOR SOME WINDS TO INTERACT WITH THE BURN. CLOUD BUILD-UP HAS ALREADY INITIATED AND IS EXPECTED TO CONTINUE UNDER A MARGINALLY UNSTABLE ATMOSPHERE. INCREASED INSTABILITY IS EXPECTED FOR SATURDAY AFTERNOON AS A WEAK DISTURBANCE CROSSES THE SITE. .TODAY... SKY/WEATHER.........BECOMING PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. CWR.................0 PERCENT. MAX TEMPERATURE.....LOWER...70-74. UPPER...62-66. MIN HUMIDITY........LOWER...20-24 PERCENT. UPPER...17-21 PERCENT. WIND (20 FT)........SOUTHWEST 2-4 MPH BECOMING 5-9 MPH IN THE AFTERNOON. SOME GUSTS TO 12-14 MPH ARE POSSIBLE ESPECIALLY IN THE UPPER LEVELS OF THE BURN SITE. MIXING HEIGHT.......INCREASING TO 8000 FT AGL THIS AFTERNOON. MIXING WINDS........SOUTHWEST 10 MPH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS IN THE EVENING. CWR.................0 PERCENT. MIN TEMPERATURE.....LOWER...33-37. UPPER...42-48. MAX HUMIDITY........LOWER...56-63 PERCENT. UPPER...47-53 PERCENT. WIND (20 FT)........SOUTH 3-5 MPH. MIXING HEIGHT.......700 FT AGL. MIXING WINDS........SOUTH 10 MPH. .SATURDAY... SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. CWR.................0 PERCENT. MAX TEMPERATURE.....63-69. MIN HUMIDITY........21-27 PERCENT. WIND (20 FT)........VARIABLE 2-4 MPH BECOMING WEST-SOUTHWEST 5-10 MPH IN THE AFTERNOON. MIXING HEIGHT.......INCREASING TO 7000 FT AGL. MIXING WINDS........SOUTHWEST 10 MPH. $$ FORECASTER...ALLEGRETTO REQUESTED BY...TIM LAROCHE TYPE OF REQUEST...PRESCRIBED .TAG 20100514.COUGA.01/MSO