FNUS76 KPDT 070924 FWSPDT Spot Forecast for Cold Canal 505A...USFS National Weather Service Pendleton OR 224 AM PDT Thu May 7 2026 Forecast is based on ignition time of 0700 PDT on May 07. ***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 transport wind multiplied by the mixing height in 100's of ft. Categories are a generalized indicator only: low (< 200), moderate (200-500), high (500-700), and very high (> 700). *** If you have questions or concerns with this forecast, please contact our office at (541) 276-8134. .DISCUSSION...Warm, dry conditions with low afternoon RH are forecast today and Friday. Winds will be mostly diurnally and terrain-driven, gusty in the afternoon along ridgetops. Still seeing potential for poor to moderate overnight RH recovery along ridgetops tonight, with RH decreasing overnight as a very dry air mass moves overhead. .TODAY... Sky/weather.........Partly cloudy (20-40 percent). CWR.................0 percent. Chance of lightning.0 percent. Max temperature.....61-64. Min humidity........25-30 percent. Wind (20 ft)........Northwest to north winds 2-5 mph in the morning, increasing to 4-8 mph in the afternoon. Ridgetop wind.......Northwest to north winds 2-5 mph in the early morning, increasing to 6-10 mph with gust of 12-17 mph by late morning. Mixing height.......Increasing to 5000-5500 ft AGL by late morning. Transport winds.....Northwest 7-10 mph. Ventilation Index...Low (100) increasing to moderate (440) in the afternoon. .TONIGHT... Sky/weather.........Partly cloudy (30-50 percent). CWR.................0 percent. Chance of lightning.0 percent. Min temperature.....43-46. Max humidity........41-46 percent. Wind (20 ft)........Northwest winds 4-8 mph in the evening, becoming drainage winds 1-5 mph overnight. Ridgetop wind.......Northwest winds 6-10 mph with gusts of 12-17 mph in the evening, becoming southwest to west winds 2-5 mph overnight. Mixing height.......Decreasing to 300-700 ft AGL overnight. Transport winds.....Northwest 6-9 mph in the evening, becoming west to southwest 4-7 mph overnight. Ventilation Index...Decreasing to low (30) overnight. .FRIDAY... Sky/weather.........Partly to mostly cloudy (50-80 percent). CWR.................0 percent. Chance of lightning.0 percent. Max temperature.....62-65. Min humidity........20-25 percent. Wind (20 ft)........Upslope then upvalley winds 2-5 mph early to mid-morning, becoming northwest to north winds 5-8 mph in the afternoon. Ridgetop wind.......Upslope then upvalley winds 2-5 mph early to mid-morning, becoming northwest to north winds 8-12 mph with gusts of 15-20 mph in the afternoon. Mixing height.......Increasing to 6000-6500 ft AGL by late morning. Transport winds.....Southwest 4-6 mph early morning, becoming northwest 8-12 mph by afternoon. Ventilation Index...Low (60) increasing to high (650) in the afternoon. $$ Forecaster...Plunkett Requested by...Andrew Hayes Type of request...PRESCRIBED .TAG 2612019.6/PDT .DELDT 05/07/26 .FormatterVersion 2.0.0 .EMAIL eaglecapwfm@gmail.com,andrew.c.hayes@usda.gov,mark.moeller@usda.gov