South Sister Volcano
Weather Forecast, United States

Issued: 10 am Sat 18 Apr Local Time

Updates in:

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South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Temperatures will be below freezing (max 0°C on Sat night, min -4°C on Mon night). Winds increasing (light winds from the SW on Sat morning, near gales from the S by Mon morning).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -2°C on Wed night, min -9°C on Wed morning). Winds decreasing (severe gales from the WNW on Wed morning, light winds from the N by Thu 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.