501 FNUS76 KPDT 292041 FWSPDT Spot Forecast for USMC VMFA-323 Rimrock Aviation Mishap Response...U.S. Navy National Weather Service Pendleton OR 141 PM PDT Mon Jun 29 2026 Forecast is based on forecast start time of 1400 PDT on June 29. ***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...Slightly warmer today, but breezy conditions will linger through much of the evening. A weak incoming system will increase cloud cover tonight, setting up another pressure gradient along the Cascades to return breezy afternoon conditions to the area on Tuesday. Mostly sunny skies will lead to increased mixing heights from Monday with highs a couple degrees warmer and minimum humidities drier (-10%). Winds will steadily increase through the morning before peaking mid-afternoon. .REST OF TODAY... Sky/weather.........Partly sunny (50-60 percent). Chance of pcpn......10 percent. Max temperature.....59-62. Min humidity........58-63 percent. Surface winds (mph).West winds 8 to 13 mph with gusts up to 24 mph. Mixing height.......2600 ft AGL. Transport winds.....West 16 to 20 mph. TIME (PDT) 2 PM 4 PM 6 PM 8 PM 10 PM MIDNGT Temp............58 58 57 54 50 50 RH..............63 65 63 71 74 72 Surface wind....W 11 W 11 W 11 W 10 W 8 W 7 Surface wnd gst.17 20 23 20 18 16 .TONIGHT... Sky/weather.........Mostly cloudy (45-55 percent) then becoming partly cloudy (30-40 percent) after 2300. Chance of pcpn......10 percent. Min temperature.....45-48. Max humidity........69-74 percent. Surface winds (mph).West winds 6 to 12 mph. Mixing height.......600 ft AGL. Transport winds.....West 15 to 20 mph. .TUESDAY... Sky/weather.........Sunny (20-30 percent). Chance of pcpn......0 percent. Max temperature.....60-63. Min humidity........48-53 percent. Surface winds (mph).West winds 5 to 10 mph becoming 10 to 15 mph with gusts up to 26 mph after noon. Winds peak between 1300 and 2000. Mixing height.......3000 ft AGL. Transport winds.....West 13 to 16 mph. $$ Forecaster...Callihan Requested by...Danielle Wood Type of request...HAZMAT .TAG 2616327.2/PDT .DELDT 06/29/26 .FormatterVersion 2.0.0 .EMAIL danielle.g.wood4.civ@us.navy.mil