Weather WorldThird Lake, WA 7-Day Weather Forecast
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Third Lake Weather Forecast
Third Lake, WA Weather Forecast Date: 236 PM PDT Mon Sep 21 2026
Weather forecast for Third Lake, WA
Tonight Lo: 53°F Lo: 12°C |
Tonight... Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower to mid 50s. Light wind. |
Tue Hi: 66°FHi: 19°C Lo: 46°F Lo: 8°C |
Tuesday... Mostly cloudy in the morning then becoming mostly sunny. Highs in the mid 60s to lower 70s. Light wind. |
| Wed Hi: 67°FHi: 19°C Lo: 50°F Lo: 10°C |
Wednesday... Partly sunny. Highs in the mid to upper 60s. Light wind. |
Thu Hi: 61°FHi: 16°C Lo: 49°F Lo: 9°C |
Thursday... Mostly cloudy. A chance of rain in the afternoon. Highs in the lower 60s. |
Fri Hi: 61°FHi: 16°C Lo: 45°F Lo: 7°C |
Friday... Mostly cloudy with rain likely in the morning, then mostly cloudy with a chance of showers and a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. |
| Sat Hi: 61°FHi: 16°C Lo: 45°F Lo: 7°C |
Saturday... Partly sunny. Highs in the lower 60s. |
| Sun Hi: 63°FHi: 17°C Lo: 47°F Lo: 8°C |
Sunday... Mostly cloudy. Highs in the lower to mid 60s. |
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