FNUS76 KPQR 032319 FWSPQR SPOT FORECAST FOR SCOTT MOUNTAIN FIRE...USFS WNF NATIONAL WEATHER SERVICE PORTLAND OR 415 PM PDT FRI SEP 3 2010 FORECAST IS BASED ON REQUEST TIME OF 1542 PDT ON SEPTEMBER 03. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...MUCH COOLER SATURDAY... .DISCUSSION...ONSHORE FLOW IS GRADUALLY MAKING ITS WAY TO THE CASCADES LATE THIS AFTERNOON. AT 1500 THE SURFACE THERMAL TROUGH WAS LOCATED FROM NEAR THE DALLES TO ABOUT REDMOND AND MOVING EAST. ONSHORE FLOW WILL STRENGTHEN TONIGHT AS A WEAK COLD FRONT MAKES ITS WAY INLAND. SATURDAY WILL BE MUCH COOLER. A RATHER DEEP MARINE LAYER PERSISTS SUNDAY...BUT THE PRECIPITATION THREAT WILL BE FAIRLY LOW. EXPECT SLIGHT IMPROVEMENT LABOR DAY...FOLLOWED BY ANOTHER SYSTEM TUESDAY. THIS ONE COULD GIVE ANOTHER SHOT OF PRECIPITATION TO THE MCKENZIE RD. WETTING RAIN AMOUNTS ARE NOT OUT OF THE QUESTION...BUT IT WILL DEPEND ON THE HOW THE LOW BEHAVES. LONGER RANGE CHARTS SHOW SOME IMPROVEMENT WEDNESDAY...FOLLOWED BY ANOTHER TROUGH LATE IN THE WEEK. CHANCE OF WETTING RAIN (CWR) 0.25 INCHES OR GREATER. FORECAST WINDS ARE 10 MINUTE AVERAGES 20 FT ABOVE VEGETATION. THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY IN THE MORNING THEN PARTLY SUNNY. CWR (%).............0 PERCENT. MAX TEMPERATURE.....58 NEAR THE TOP TO 64 LOWEST ELEVATION. MIN HUMIDITY........45 TO 55 PERCENT. WIND (20 FT)........RIDGE-TOP - WEST TO NORTHWEST 6 TO 12 MPH IN THE MORNING. GUSTS TO 20 MPH EXPOSED RIDGES. WIND INCREASING TO 10 TO 17 MPH IN THE AFTERNOON WITH GUSTS UP TO 28 MPH. SLOPE/VALLEY - UP-SLOPE 2 TO 7 MPH...BUT MORE WEST TO NORTHWEST 6 TO 11 MPH IN THE AFTERNOON. GUSTS TO 22 MPH OPEN AREAS. TIME (PDT) 8 AM 10 AM NOON 2 PM 4 PM TEMP............44 48-51 52-56 55-61 58-64 RH..............92 80-85 65-75 55-65 45-55 20 FT WIND......N 2-6 SW 3-7 W-NW 6-12 W-NW 7-13 W-NW 8-14 MAX GUST..... 12 20 25 28 ***WIND FORECAST IS FOR RIDGE-TOPS. MAX GUSTS ARE FOR EXPOSED RIDGES. REMEMBER TO USE THE APPROPRIATE REDUCTION FACTOR FOR YOUR PARTICULAR AREA*** .SATURDAY NIGHT... SKY/WEATHER.........PARTLY CLOUDY. BECOMING MOSTLY CLOUDY OVERNIGHT. A 20 PERCENT CHANCE OF SHOWERS OVERNIGHT. CWR (%).............0 PERCENT. MIN TEMPERATURE.....35 TO 40. MAX HUMIDITY........90 PERCENT OR GREATER. WIND (20 FT)........RIDGE-TOP - WEST TO NORTHWEST 10 TO 17 MPH WITH GUSTS TO 28 MPH. WIND EASING TO 4 TO 8 MPH BY MIDNIGHT. SLOPE/VALLEY - WEST TO NORTHWEST 6 TO 11 MPH WITH GUSTS TO 22 MPH THROUGH 1900. STRONGEST WIND EXPOSED AREAS. WIND BECOMING DOWN-SLOPE 2 TO 7 MPH BY 2100. .SUNDAY... SKY/WEATHER.........MOSTLY CLOUDY. A 20 PERCENT CHANCE OF MORNING SHOWERS. PARTLY SUNNY IN THE AFTERNOON. CWR (%).............0 PERCENT. MAX TEMPERATURE.....55 TO 62. MIN HUMIDITY........50 TO 60 PERCENT...BUT TO 70 PERCENT NORTH ASPECTS. WIND (20 FT)........RIDGE-TOP - NORTHWEST TO NORTH 4 TO 8 MPH IN THE MORNING THEN 6 TO 12 MPH. GUSTS UP TO 20 MPH. STRONGEST WIND EXPOSED RIDGES. SLOPE/VALLEY - LIGHT WIND IN THE MORNING THEN UP-SLOPE 3 TO 8 MPH. GUSTS TO 15 MPH PARTIALLY-SHELTERED AND OPEN AREAS. .EXTENDED FORECAST... .LABOR DAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 36 TO 42. HIGHS 58 TO 65. MINIMUM RH 45 TO 60 PERCENT. NORTHWEST TO NORTH RIDGE-TOP WIND 7 TO 12 MPH. .TUESDAY...MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 38 TO 44. HIGHS 56 TO 62. MINIMUM RH 55 TO 65 PERCENT. WEST TO NORTHWEST RIDGE-TOP WIND 6 TO 12 MPH. .WEDNESDAY...MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS 38 TO 44. HIGHS 54 TO 60. MINIMUM RH 60 TO 70 PERCENT. WEST TO NORTHWEST RIDGE-TOP WIND 7 TO 12 MPH. $$ FORECASTER...WEISHAAR REQUESTED BY...BRENDA HALLMARK REASON FOR REQUEST...WILDFIRE .TAG 20100903.SCOTT.01/PQR