South Sister Volcano
Weather Forecast, United States

Issued: 10 am Mon 20 Oct 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: Mostly dry. Freeze-thaw conditions (max 5°C on Mon afternoon, min -1°C on Wed afternoon). Winds increasing (light winds from the N on Mon morning, gales from the W by Wed afternoon).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 2°C on Thu afternoon, min -12°C on Sat night). Winds increasing (fresh winds from the W on Thu morning, extremely windy from the SW by Fri afternoon).

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.