FNUS76 KPDT 271241 FWSPDT Spot Forecast for Klickitat...Yakama Agency National Weather Service Pendleton OR 541 AM PDT Mon Oct 27 2025 Forecast is based on ignition time of 0800 PDT on October 27. ***Thunderstorms imply gusty and erratic winds*** ***Winds are 20 foot 10-minute averages*** ***CWR-Chance of wetting rain 0.10 or greater*** ***Ventilation Index is derived from the transport wind multiplied by the mixing height in 100's of feet. Index categories are a generalized indicator only.*** If you have questions or concerns with this forecast, please contact our office at (541) 276-8134. .DISCUSSION...The remnants of the upper level disturbance will keep precipitation chances across the fire area with snow in the early morning transitioning to rain later in the morning. West to northwest winds of 5-8 mph becoming light overnight before switching to the east Tuesday morning. Min RHs will be in the low to mid 60% with overnight recoveries in the mid to upper 70%. .REST OF TODAY... Sky/weather.........Mostly sunny (25-35 percent). Chance of snow early in the morning. Chance of rain late in the morning, then slight chance of rain late in the afternoon. CWR.................0 percent. Chance of lightning.6 percent. Max temperature.....45-48. Min humidity........61-66 percent. Wind (20 ft)........West winds 5 to 8 mph shifting to the northwest 5 to 7 mph after 2 PM, then becoming light after 6 PM. Mixing height.......3900 ft AGL. Transport winds.....West 7 to 12 mph. Ventilation Index...Poor (110) increasing to fair (320) in the afternoon. TIME (PDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM Chc of ltng (%).10 10 10 10 10 0 Temp............31 38 42 44 43 41 RH..............88 78 75 67 66 73 20 ft wind......SW 7 SW 7 W 7 NW 6 NW 6 NW 4 20 ft wind gust.11 11 11 10 10 7 .TONIGHT... Sky/weather.........Partly cloudy (25-35 percent) then becoming mostly cloudy (60-70 percent). Slight chance of rain early in the morning. CWR.................0 percent. Chance of lightning.0 percent. Min temperature.....Around 30. Max humidity........73-78 percent. Wind (20 ft)........Light winds. Mixing height.......1600 ft AGL. Transport winds.....Northwest around 7 mph shifting to the northeast 5 to 8 mph late in the evening. Ventilation Index...Poor (70) decreasing to poor (60) overnight. .TUESDAY... Sky/weather.........Mostly cloudy (70-80 percent). Slight chance of rain early in the morning, then chance of rain early in the morning. CWR.................8 percent. Chance of lightning.0 percent. Max temperature.....46-49. Min humidity........59-64 percent. Wind (20 ft)........Light winds becoming east 5 to 7 mph after 11 PM, then becoming light after 6 PM. Mixing height.......2700 ft AGL. Transport winds.....East 7 to 8 mph shifting to the south late in the afternoon. Ventilation Index...Poor (70) increasing to poor (130) in the afternoon. $$ Forecaster...Bennese Requested by...Dan Sims Type of request...PRESCRIBED .TAG 2524444.2/PDT .DELDT 10/27/25 .FormatterVersion 2.0.0 .EMAIL Dan_sims@yakama.com