FNUS76 KPDT 091826 FWSPDT Spot Forecast for Tumalo...BLM National Weather Service Pendleton OR 1126 AM PDT Fri May 9 2025 Forecast is based on ignition time of 0800 PDT on May 10. ***Thunderstorms imply gusty and erratic winds*** ***Winds are 20 foot 10-minute averages*** ***CWR-Chance of wetting rain 0.10 or greater*** If you have questions or concerns with this forecast, please contact our office at (541) 276-8134. .DISCUSSION...High pressure will remain over the area Saturday with dry conditions persisting though temperatures will be several degrees cooler than today. Daytime RHs will remain low with good overnight recoveries. A system arriving Sunday will bring much cooler temperatures, higher RHs and increasing rain chances though only a 11 percent chance of a wetting rain. Chances of a wetting rain increase to 40 percent Monday, A trough over the area will keep showery and cool conditions over the burn area through Tuesday. .SATURDAY... Sky/weather.........Partly sunny (60-70 percent). CWR.................0 percent. Chance of lightning.1 percent. Max temperature.....72-76. Min humidity........18-23 percent. Wind (20 ft)........Light downslope winds becoming west 5 to 11 mph late in the morning. Ridgetop wind.......Light west to southwest winds becoming west 6 to 13 mph late in the morning. Mixing height.......7600 ft AGL in the afternoon. Transport winds.....Southwest winds 7 to 13 mph increasing to around 17 mph late in the afternoon. TIME (PDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM Chc of ltng (%).0 0 0 0 0 0 Temp............53 63 69 72 72 67 RH..............55 37 28 24 23 28 20 ft wind......SW 4 SW 4 W 5 W 8 W 8 W 11 20 ft wind gust.5 5 8 13 13 17 .SATURDAY NIGHT... Sky/weather.........Mostly cloudy (65-75 percent). CWR.................0 percent. Chance of lightning.1 percent. Min temperature.....42-46. Max humidity........68-73 percent. Wind (20 ft)........Northwest winds 5 to 11 mph becoming light late in the evening. Ridgetop wind.......Northwest winds 6 to 13 mph becoming west to northwest 3 to 6 mph late in the evening. Mixing height.......800 ft AGL. Transport winds.....Southwest winds around 17 mph shifting to the northwest 5 to 10 mph early in the evening. .SUNDAY... Sky/weather.........Mostly cloudy (65-75 percent). Chance of rain showers late in the morning. Rain showers likely late in the afternoon. CWR.................0 percent increasing to 11 percent late in the afternoon. Chance of lightning.8 percent. Max temperature.....59-63. Min humidity........33-38 percent. Wind (20 ft)........Light winds becoming west 5 to 12 mph late in the morning. Ridgetop wind.......Northwest winds 3 to 5 mph becoming west 6 to 14 mph late in the morning. Mixing height.......8200 ft AGL in the afternoon. Transport winds.....North winds around 5 mph shifting to the southwest 6 to 14 mph in mid morning, then increasing to 14 to 17 mph late in the afternoon. $$ Forecaster...Perry Requested by...Justin DeCroo Type of request...PRESCRIBED .TAG 2513645.0/PDT .DELDT 05/09/25 .FormatterVersion 2.0.0 .EMAIL jdecroo@blm.gov,natalie.kuntz@usda.gov