Plain, WA 7-Day Weather Forecast
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Plain Weather Forecast


Plain, WA Weather Forecast Date: 414 PM PDT Wed Sep 02 2026
Weather forecast for Plain, WA
| Tonight Lo: 46°F Lo: 8°C |
Tonight... Rain showers in the evening, then a chance of rain and high mountain snow showers overnight. No high mountain snow accumulation. Lows in the mid 40s to lower 50s. Gusts up to 25 mph in the evening. Chance of precipitation near 100%. |
| Thu Hi: 69°FHi: 21°C Lo: 45°F Lo: 7°C |
Thursday... Partly cloudy with a chance of rain showers in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Snow level 6000 feet in the morning. Highs in the upper 50s to upper 60s. Chance of precipitation 50%. Rainfall amounts less than a tenth of an inch, except higher amounts possible in thunderstorms. |
| Fri Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Friday... Rain showers likely and a chance of thunderstorms. Highs in the 60s. Chance of precipitation 70%. |
| Sat Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Saturday... Mostly cloudy with a chance of showers and thunderstorms. Highs in the 60s. Chance of precipitation 50%. |
| Sun Hi: 70°FHi: 21°C Lo: 59°F Lo: 15°C |
Sunday... Partly cloudy. Lows in the mid 40s to mid 50s. Highs in the upper 60s to mid 70s. |
| Mon Hi: 70°FHi: 21°C Lo: 59°F Lo: 15°C |
Monday... Partly cloudy with a 20% chance of rain showers. Lows in the upper 40s to upper 50s. Highs in the upper 60s to mid 70s. |
| Mon Hi: 70°FHi: 21°C Lo: 59°F Lo: 15°C |
Monday... Partly cloudy with a 20% chance of rain showers. Lows in the upper 40s to upper 50s. Highs in the upper 60s to mid 70s. |
| Tue Hi: 76°FHi: 24°C Lo: 59°F Lo: 15°C |
Tuesday... Partly cloudy. Highs in the lower 70s to lower 80s. Lows in the upper 40s to upper 50s. |
| Wed Hi: 76°FHi: 24°C Lo: 59°F Lo: 15°C |
Wednesday... Partly cloudy. Highs in the lower 70s to lower 80s. Lows in the upper 40s to upper 50s. |
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