– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 pm Wed 30 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Wed 30 Sep Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Mild temperatures (max 9°C on Fri night, min 6°C on Thu morning). Winds increasing (light winds from the SW on Thu morning, fresh winds from the W by Thu night).										Days 5–7 Weather Summary Mostly dry. Very mild (max 11°C on Sat night, min 7°C on Mon afternoon). Mainly strong winds.
		Thursday 1			Friday 2			Saturday 3			Sunday 4			Monday 5
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	clear	clear
Cloud base (m)	7400	9500	9300	9650	8700	9550		9200					7200	8200
km/h	W	SW	WSW	WSW	W	WSW	WSW	SW	SW	SW	SW	WSW	WSW	WSW	WSW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	7	7	6	8	7	8	9	9	9	11	11	10	10	8	8	9
min °C	7	6	6	7	7	7	8	9	9	10	10	10	9	8	7	8
chill °C	4	4	4	3	3	4	4	6	6	7	7	8	5	3	2	4

Freezing level m	4250	4200	4150	4250	4250	4300	4400	4450	4400	4500	4450	4450	4400	4250	4200	4400

	—	7:03	—	—	7:05	—	—	7:05	—	—	7:07	—	—	7:09	—	—
	—	—	6:47	—	—	6:45	—	—	6:44	—	—	6:43	—	—	6:40	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 9°C on Fri night, min 6°C on Thu morning). Winds increasing (light winds from the SW on Thu morning, fresh winds from the W by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 11°C on Sat night, min 7°C on Mon afternoon). Mainly strong winds.

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.

Live conditions reported by 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 2 hours ago	9°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 2 hours ago	13°C	Dry	Calm (0 kph at 357).
Bend 34 km E 1164.6m alt. 2 hours ago	14°C	Dry	Calm (0 kph at 67).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	11°C	Clear	Wind obs. (9 kph from 40 degs) was rejected.	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	7°C	Dry	Calm (0 kph at 295).
Bend 37 km SSE 1297m alt. 2 hours ago	7°C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 2 hours ago	14°C	Dry	Calm (0 kph at 262).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	11°C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	13°C	Dry	Light winds from the ENE (6 kph at 68).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	12°C	Dry	Calm (0 kph at 40).

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.