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Foster Weather Forecast
Foster, WA Weather Forecast Date: 236 AM PDT Tue Sep 15 2026
Weather forecast for Foster, WA
Today Hi: 65°FHi: 18°C Lo: 47°F Lo: 8°C |
Today... Mostly cloudy. Patchy fog in the morning. Highs in the 60s. Light wind. |
| Wed Hi: 77°FHi: 25°C Lo: 50°F Lo: 10°C |
Wednesday... Sunny. Patchy fog in the morning. Highs in the mid to upper 70s. Light wind becoming north to 10 mph in the afternoon. |
Thu Hi: 80°FHi: 27°C Lo: 50°F Lo: 10°C |
Thursday... Sunny. Highs near 80. Light wind. |
| Fri Hi: 75°FHi: 24°C Lo: 50°F Lo: 10°C |
Friday... Sunny. Highs in the mid 70s. |
Sat Hi: 73°FHi: 23°C Lo: 50°F Lo: 10°C |
Saturday... Partly sunny. Highs in the lower to mid 70s. |
| Sun Hi: 73°FHi: 23°C Lo: 50°F Lo: 10°C |
Sunday... Mostly sunny. Highs in the lower to mid 70s. |
Mon Hi: 70°FHi: 21°C |
Monday... Partly sunny. A slight chance of showers in the afternoon. Highs near 70. |
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