Mount Si
Weather Forecast, United States

Issued: 3 am Fri 06 Mar Local Time

Updates in:

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Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Heavy rain (total 32mm) on Fri night. Becoming colder with heavy fall of snow, heaviest during Sun night. Freeze-thaw conditions (max 6°C on Fri night, min -6°C on Sun night). Winds increasing (moderate winds from the WSW on Sat morning, near gales from the WSW by Sat night).

Mount Si Weather (Days 3-6):

A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 1°C on Wed morning, min -7°C on Mon night). Winds increasing (light winds from the WSW on Tue afternoon, stormy winds from the SW by Wed afternoon).

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.