| NWS Forecast for: 19 Miles SE Mattawa WA Issued by: National Weather Service Pendleton, OR Last Update: 9:57 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: Mostly clear, with a low around 56. Sunday: Sunny, with a high near 89. Sunday Night: Mostly clear, with a low around 57. 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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