South Sister Volcano Weather Forecast

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 9°C on Tue night, min -2°C on Fri afternoon). Winds increasing (light winds from the W on Thu morning, gales from the W by Fri afternoon).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 2°C on Mon morning, min -11°C on Sat night). Winds decreasing (gales from the NE on Sun morning, calm by Mon 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.