Mount Si
Weather Forecast, United States

Issued: 3 pm Sat 07 Mar Local Time

Updates in:

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Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Moderate rain (total 16mm), heaviest on Sat night giving way to a moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 8°C on Sat afternoon, min -2°C on Sun night). Wind will be generally light.

Mount Si Weather (Days 3-6):

Mild with heavy rain (total 40mm), heaviest during Wed night. Becoming colder with a moderate fall of snow heaviest on Thu night. Freeze-thaw conditions (max 8°C on Wed night, min -1°C on Tue night). Winds decreasing (strong winds from the SW on Wed afternoon, light winds from the SW by Thu night).

This table gives the weather forecast for Mount Si at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Si. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.