Mount Si
Weather Forecast, United States

Issued: 3 am Thu 05 Mar Local Time

Updates in:

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Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: A light covering of new snow mostly falling on Thu night will be washed away by heavy rain (total 28mm) on Fri night. Freeze-thaw conditions (max 5°C on Fri night, min -2°C on Thu morning). Winds increasing (light winds from the W on Thu afternoon, near gales from the SW by Sat night).

Mount Si Weather (Days 3-6):

Light rain (total 7mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Mon afternoon. Freeze-thaw conditions (max 3°C on Sun morning, min -7°C on Mon night). Winds decreasing (near gales from the WSW on Sun afternoon, light winds from the WSW by Tue 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.