Weather WorldMountain Spring Reservoir, WA 7-Day Weather Forecast
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Mountain Spring Reservoir Weather Forecast
Mountain Spring Reservoir, WA Weather Forecast Date: 848 PM PDT Fri Aug 14 2026
Weather forecast for Mountain Spring Reservoir, WA
Tonight Lo: 55°F Lo: 13°C |
Tonight... Mostly cloudy. Patchy fog after midnight. Lows in the mid 50s. Winds light this evening, becoming light and variable. |
| Sat Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Saturday... Mostly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. Highs in the upper 60s. West wind 5 to 10 mph. |
| Sun Hi: 70°FHi: 21°C Lo: 55°F Lo: 13°C |
Sunday... Mostly cloudy in the morning, then becoming partly sunny. Patchy fog in the morning. Highs around 70. Northwest wind 5 to 10 mph. |
Mon Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Monday... Cloudy in the morning, then becoming mostly sunny. Highs in the lower 70s. |
Tue Hi: 69°FHi: 21°C Lo: 59°F Lo: 15°C |
Tuesday... Cloudy in the morning, then becoming partly sunny. Highs in the upper 60s. |
| Wed Hi: 70°FHi: 21°C Lo: 55°F Lo: 13°C |
Wednesday... Mostly cloudy. Highs around 70. |
| Thu Hi: 71°FHi: 22°C Lo: 55°F Lo: 13°C |
Thursday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 70s. |
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