South Sister Volcano
Weather Forecast, United States

Issued: 4 am Mon 31 Aug Local Time

Updates in:

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South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mild at first with light rain (total 8mm) on Wed afternoon followed by colder weather and light fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 14°C on Mon afternoon, min -1°C on Wed night). Winds increasing (calm on Mon night, gales from the SW by Wed afternoon).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 6°C on Sat afternoon, min -2°C on Thu night). Winds decreasing (strong winds from the WSW on Thu morning, calm by Fri morning).

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.