South Sister Volcano Weather Forecast

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 15°C on Tue afternoon, min 11°C on Mon night). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 12°C on Thu night, min -7°C on Sat night). Winds decreasing (near gales from the W on Fri afternoon, light winds from the N by Sat night).

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.