South Sister Volcano
Weather Forecast, United States

Issued: 4 am Wed 27 May 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 Thu afternoon. Becoming milder with light rain (total 9mm) on Thu night. Freeze-thaw conditions (max 5°C on Wed afternoon, min -4°C on Fri night). Winds decreasing (near gales from the ENE on Wed night, calm by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 2°C on Mon night, min -7°C on Sat afternoon). Winds decreasing (fresh winds from the WNW on Sat night, light winds from the W by Sun 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.