FNUS76 KPDT 231121 FWSPDT SPOT FORECAST FOR HWY 20 UNIT 62...ORDEF NATIONAL WEATHER SERVICE PENDLETON OR 422 AM PDT THU APR 23 2009 FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON APRIL 23. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. TEMPERATURE HUMIDITY 20-FT WIND (MPH) 0600 33 72 NW 7 0800 38 65 NW 7 1000 45 44 NW 8 1200 48 32 NW 11 1400 52 27 NW 14 1600 52 27 NW 15 1800 46 38 NW 14 2000 39 50 NW 11 .DISCUSSION...AN UPPER LEVEL TROUGH WILL BE MOVING INTO THE PACIFIC NORTHWEST TODAY. THIS WILL KEEP SKIES MOSTLY CLOUDY WITH COOL TEMPERATURES. AS THE ATMOSPHERE BECOMES UNSTABLE LATER THIS AFTERNOON ISOLATED SHOWERS ARE POSSIBLE. ***THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS*** ***WINDS ARE 20 FOOT 10 MINUTE AVERAGES*** ***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER*** ***FORECAST IS VALID FOR 12 HOURS AFTER ISSUANCE*** .TODAY... CWR.................5. MAX TEMPERATURE.....50-54. MIN HUMIDITY........25-29 PERCENT. WIND (20 FT)........NORTHWEST 5-9 MPH INCREASING TO 9-17 MPH BY AFTERNOON. MIXING HEIGHT.......2000 FT AGL INCREASING TO 9500 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....WEST 10-20 MPH. .TONIGHT... CWR.................5. MIN TEMPERATURE.....17-21. MAX HUMIDITY........81-86 PERCENT. WIND (20 FT)........NORTHWEST 7-14 MPH IN THE EVENING DECREASING TO 2-5 MPH. MIXING HEIGHT.......9500 FT AGL DECREASING TO 1000 FT AGL AFTER MIDNIGHT. TRANSPORT WINDS.....NORTHWEST 10-18 MPH IN THE EVENING BECOMING 3-6 MPH. .FRIDAY... CWR.................0. MAX TEMPERATURE.....54-58. MIN HUMIDITY........21-26 PERCENT. WIND (20 FT)........NORTHWEST 3-6 MPH BECOMING NORTH 8-14 MPH IN THE AFTERNOON. MIXING HEIGHT.......1000 FT AGL INCREASING TO 7500 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....NORTH 9-15 MPH. $$ FORECASTER...ROBERT CRAMP REQUESTED BY...JADA ALTMAN TYPE OF REQUEST...PRESCRIBED .TAG 20090423.HWY20.01/PDT