Weather WorldKopachuck State Park, WA 7-Day Weather Forecast
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Kopachuck State Park Weather Forecast
Kopachuck State Park, WA Weather Forecast Date: 236 PM PDT Sun Aug 30 2026
Weather forecast for Kopachuck State Park, WA
Tonight Lo: 50°F Lo: 10°C |
Tonight... Partly cloudy. Lows in the upper 40s to mid 50s. Light wind becoming north to 10 mph after midnight. |
Mon Hi: 70°FHi: 21°C Lo: 55°F Lo: 13°C |
Monday... Mostly sunny. Highs in the upper 60s to mid 70s. North wind to 10 mph. |
Tue Hi: 70°FHi: 21°C Lo: 55°F Lo: 13°C |
Tuesday... Partly sunny. Highs in the upper 60s to mid 70s. Light wind becoming southwest 10 to 15 mph in the afternoon. |
Wed Hi: 70°FHi: 21°C Lo: 53°F Lo: 12°C |
Wednesday... Mostly cloudy with a chance of rain in the morning, then mostly cloudy with rain likely in the afternoon. Highs near 70. |
Thu Hi: 67°FHi: 19°C Lo: 51°F Lo: 11°C |
Thursday... Mostly cloudy with a chance of rain in the morning, then mostly cloudy with showers likely and a slight chance of thunderstorms in the afternoon. Highs in the mid to upper 60s. |
| Fri Hi: 70°FHi: 21°C Lo: 51°F Lo: 11°C |
Friday... Mostly cloudy with a chance of rain. Highs near 70. |
Sat Hi: 70°FHi: 21°C Lo: 51°F Lo: 11°C |
Saturday... Partly sunny. A chance of rain in the morning, then a slight chance of rain in the afternoon. Highs near 70. |
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