FNUS76 KPDT 181311 FWSPDT Spot Forecast for Kahler Creek...USFS National Weather Service Pendleton OR 611 AM PDT Sat Jul 18 2026 Forecast is based on forecast start time of 0600 PDT on July 18. ***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...Elevated fire weather conditions persist with low minimum relative humidities in the 11-20 percent range, with light winds of sustained winds of less than 12 mph mostly persisting. Winds overnight will be mostly terrain driven, especially in the later evening to early morning hours. Overnight recoveries will be moderate to good. .TODAY... Sky/weather.........Sunny (0-5 percent). Areas of smoke. CWR.................0 percent. Chance of lightning.0 percent. Max temperature.....85-88. Min humidity........15-20 percent. Wind (20 ft)........Light winds becoming west 3 to 8 mph by 8 AM, then shifting to the northwest at 4 to 9 mph by 2 PM. Ridgetop wind.......Light winds becoming west 5 to 10 mph by 8 AM, then shifting to the northwest at 7 to 12 mph by 2 PM. Mixing height.......6000 ft AGL early in the morning. Transport winds.....Light winds becoming north 10 to 15 mph. Ventilation Index...Low (30) increasing to moderate (420) in the afternoon. TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM Chc of ltng (%).0 0 0 0 0 0 Temp............55 61 70 78 84 85 RH..............57 48 38 28 22 20 20 ft wind......NE 3 W 3 W 4 W 6 NW 7 NW 8 20 ft wind gust.4 4 6 8 11 13 .TONIGHT... Sky/weather.........Clear (0-10 percent). Areas of smoke early in the evening, then patchy smoke early in the evening. CWR.................0 percent. Chance of lightning.0 percent. Min temperature.....55-60. Max humidity........46-51 percent. Wind (20 ft)........North winds 5 to 10 mph in the evening becoming light by 11 PM. Ridgetop wind.......North winds 7 to 12 mph in the evening becoming light by 11 PM. Mixing height.......700 ft AGL in the evening. Transport winds.....Northwest 6 to 14 mph becoming light. Ventilation Index...Moderate (260) decreasing to low (30) overnight. .SUNDAY... Sky/weather.........Partly sunny (55-65 percent). CWR.................0 percent. Chance of lightning.0 percent. Max temperature.....87 to 92. Min humidity........11-16 percent. Wind (20 ft)........Light winds becoming northwest 5 to 10 mph by 11 AM. Ridgetop wind.......Light winds becoming northwest 5 to 10 mph by 11 AM. Mixing height.......7100 ft AGL early in the morning. Transport winds.....Light winds becoming west 8 to 12 mph late in the morning. Ventilation Index...Low (30) increasing to moderate (490) in the afternoon. $$ Forecaster...Day Requested by...Kristen Marshall Type of request...WILDFIRE .TAG 2617658.0/PDT .DELDT 07/18/26 .FormatterVersion 2.0.0 .EMAIL kristen.marshall@usda.gov