South Sister Volcano
Weather Forecast, United States

Issued: 10 pm Thu 09 Jul Local Time

Updates in:

hr min s

Update imminent 

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 10°C on Sun afternoon, min 4°C on Sat morning). Winds increasing (moderate winds from the SSW on Thu night, gales from the SW by Sat night).

South Sister Volcano Weather (Days 3-6):

Light rain (total 5mm), mostly falling on Tue afternoon. Very mild (max 10°C on Sun night, min 5°C on Tue afternoon). Winds decreasing (strong winds from the SW on Sun night, 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.