FNUS75 KTFX 261448 FWSTFX SPOT FORECAST FOR GOOSE CHASE...BLM LEWISTOWN DISPATCH NATIONAL WEATHER SERVICE GREAT FALLS MT 848 AM MDT FRI AUG 26 2011 FORECAST IS BASED ON REQUEST TIME OF 0829 MDT ON AUGUST 26. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A HIGH PRESSURE RIDGE WILL CONTINUE TO KEEP THE AIRMASS VERY WARM AND GENERALLY DRY ALTHOUGH IT WILL BECOME QUITE UNSTABLE THIS AFTERNOON. A WEAK SHORTWAVE WILL APPROACH THE REGION BY LATE AFTERNOON AND THIS WILL ENHANCE THE CHANCE OF THUNDERSTORMS. INCREASED CLOUDS WILL DEVELOP AFTER NOON WITH THUNDERSTORM DEVELOPMENT BEGINNING AFTER 1600 AND ENDING EARLY EVENING. THESE SHOULD BE HIGH BASED THUNDERSTORMS. MOISTURE WILL BE LACKING AND WETTING RAIN WILL BE LIMITED. SURFACE WINDS WILL BE LIGHT ALTHOUGH STRONG AND GUSTY DOWNDRAFT WINDS SHOULD BE EXPECTED FROM THUNDERSTORMS. .TODAY... SKY/WEATHER.........MOSTLY SUNNY. BUILDING CUMULUS WITH ISOLATED THUNDERSTORMS IN THE AFTERNOON. CWR.................10 PERCENT. MAX TEMPERATURE.....87-92. MIN HUMIDITY........18-23 PERCENT. WIND (20 FT)........LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5-10 MPH THIS AFTERNOON. RIDGE TOP WIND......SOUTHEAST AROUND 15 MPH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. CWR.................15 PERCENT. MIN TEMPERATURE.....52-57. MAX HUMIDITY........71-76 PERCENT. WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH BECOMING LIGHT AND VARIABLE BY MIDNIGHT. RIDGE TOP WIND......NORTHWEST AROUND 10 MPH. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. CWR.................LESS THAN 10 PERCENT. MAX TEMPERATURE.....89-94. MIN HUMIDITY........13-18 PERCENT. WIND (20 FT)........NORTHEAST WINDS AROUND 5 MPH SHIFTING TO THE SOUTH IN THE AFTERNOON. RIDGE TOP WIND......NORTHWEST AROUND 15 MPH. $$ FORECASTER...ZELZER REQUESTED BY...KRIS GEORGE TYPE OF REQUEST...WILDFIRE .TAG 20110826.GOOSE.01/TFX