South Sister Volcano
Weather Forecast, United States

Issued: 9 pm Fri 09 Jan 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 2°C on Sun night, min -3°C on Fri night). Winds decreasing (near gales from the WSW on Sat night, light winds from the W by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Mild temperatures (max 5°C on Mon night, min 3°C on Mon night). Winds increasing (light winds from the W on Tue night, fresh winds from the NNW by Wed 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.