South Sister Volcano
Weather Forecast, United States

Issued: 3 pm Wed 04 Mar Local Time

Updates in:

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Update imminent 

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 2°C on Sat morning, min -13°C on Wed afternoon). Winds decreasing (severe gales from the NW on Thu morning, strong winds from the NNW by Fri night).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 3°C on Sat afternoon, min -9°C on Mon night). Winds increasing (near gales from the NW on Sat night, stormy winds from the W by Sun night).

This table gives the weather forecast for South Sister Volcano at the specific elevation of 3157 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.