South Sister Volcano
Weather Forecast, United States

Issued: 3 pm Wed 31 Dec Local Time

Updates in:

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South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Sat morning. Freeze-thaw conditions (max 3°C on Wed afternoon, min -3°C on Sat morning). Winds increasing (light winds from the SSW on Wed afternoon, gales from the SSW by Fri night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Mon morning. Temperatures will be below freezing (max -2°C on Sat night, min -7°C on Mon morning). Winds decreasing (gales from the SSW on Sat night, light winds from the SW by Tue morning).

This table gives the weather forecast for South Sister Volcano at the specific elevation of 2500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Sister Volcano. 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 Oregon.