7-Day Forecast 46.57°N 119.57°W (Text-Only)
NWS Forecast for: 19 Miles SE Mattawa WA
Issued by: National Weather Service Pendleton, OR
Last Update: 11:46 pm PDT Jun 9, 2026


Tonight: Mostly clear, with a low around 44. West wind 5 to 9 mph, with gusts as high as 20 mph.

Wednesday: Sunny, with a high near 76. West wind 5 to 10 mph increasing to 15 to 20 mph in the morning. Winds could gust as high as 25 mph.

Wednesday Night: Mostly clear, with a low around 46. Northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

Thursday: Sunny, with a high near 82. South wind 3 to 6 mph.

Thursday Night: Clear, with a low around 53. Southwest wind 5 to 11 mph becoming west in the evening. Winds could gust as high as 20 mph.

Friday: Sunny, with a high near 86.

Friday Night: Mostly clear, with a low around 54.

Saturday: Sunny, with a high near 87.

Saturday Night: Clear, with a low around 56.

Sunday: Sunny, with a high near 90.

Sunday Night: Mostly clear, with a low around 58.

Monday: Sunny, with a high near 94.

Monday Night: Partly cloudy, with a low around 62.

Tuesday: Sunny, with a high near 96.



19 Miles SE Mattawa WA
 46.57°N 119.57°W (Elev. 650 ft)

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