South Sister Volcano
Weather Forecast, United States

Issued: 10 pm 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: Heavy rain (total 38mm), heaviest during Thu night. Later becoming colder with a dusting of snow on Thu night. Freeze-thaw conditions (max 10°C on Thu morning, min -1°C on Fri night). Winds decreasing (strong winds from the NE on Wed night, light winds from the W by Sat afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 11°C on Tue afternoon, min -1°C on Sat night). Wind will be generally light.

This table gives the weather forecast for South Sister Volcano at the specific elevation of 2500 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.