Mount Si
Weather Forecast, United States

Issued: 9 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: Light rain (total 6mm) on Sat night. Becoming colder with heavy fall of snow, heaviest during Sun night. Freeze-thaw conditions (max 4°C on Sat night, min -7°C on Sun night). Winds decreasing (near gales from the WSW on Sat night, light winds from the SW by Tue morning).

Mount Si Weather (Days 3-6):

Moderate rain (total 12mm) on Wed afternoon. Becoming colder with heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 2°C on Wed afternoon, min -7°C on Thu night). Winds decreasing (stormy winds from the SW on Wed afternoon, light winds from the WSW by Fri morning).

This table gives the weather forecast for Mount Si at the specific elevation of 1270 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.