– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 3 pm Sat 07 Nov Local Time

Updates in:

hr min s

Update imminent

Issued: 3 pm Sat 07 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A moderate fall of snow, heaviest on Mon afternoon. Freeze-thaw conditions (max 2°C on Sat afternoon, min -6°C on Sun night). Winds decreasing (extremely windy from the SW on Sat night, fresh winds from the SW by Sun afternoon).											Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 6°C on Wed night, min 0°C on Fri morning). Winds increasing (moderate winds from the SSW on Wed afternoon, near gales from the SW by Thu night).
	Sat 7		Sunday 8			Monday 9			Tuesday 10			Wednesday 11			Thursday 12
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	snow shwrs	some clouds	some clouds	some clouds	some clouds	mod. snow	snow shwrs	cloudy	some clouds	some clouds	clear	clear	clear	clear	clear	clear
Cloud base (m)		2350	1800	1900	2550	2200	2100	1800	2300	6450	7050	7600	8550		9250	9200
km/h	SW	WSW	WSW	SW	SW	WSW	WSW	W	W	WSW	SW	SSW	SSW	SSW	SSW	SSW	SW
See all weather maps
cm	—	3	—	—	—	—	10	1	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	2	-1	-5	-5	-3	-3	-3	0	2	3	5	5	5	6	4	3	2
min °C	1	-5	-5	-5	-6	-4	-4	-4	0	2	3	5	5	5	3	2	1
chill °C	-9	-17	-17	-14	-17	-14	-15	-15	-8	-5	-3	0	0	-1	-4	-4	-7

Freezing level m	3400	2800	2050	2350	2450	2550	2550	2600	3200	3500	3750	3850	3850	3950	3700	3550	3400

	—	—	6:52	—	—	6:54	—	—	6:54	—	—	6:56	—	—	6:58	—	—
	4:49	—	—	4:46	—	—	4:45	—	—	4:45	—	—	4:44	—	—	4:43	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Mon afternoon. Freeze-thaw conditions (max 2°C on Sat afternoon, min -6°C on Sun night). Winds decreasing (extremely windy from the SW on Sat night, fresh winds from the SW by Sun afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 6°C on Wed night, min 0°C on Fri morning). Winds increasing (moderate winds from the SSW on Wed afternoon, near gales from the SW by Thu night).

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. 55 minutes ago	14°C	Dry	Calm (2 kph at 245).
Bend 34 km E 1147m alt. 40 minutes ago	15°C	Dry	Calm (2 kph at 143).
Bend 34 km E 1164.6m alt. 2 hours ago	18°C	Dry	Calm (5 kph at 194).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	17°C	Clear	Light winds from the SSW (17 kph at 210).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 50 minutes ago	9°C	Dry	Calm (3 kph at 232).
Bend 37 km SSE 1297m alt. 1 hour ago	12°C	Dry	Calm (0 kph at 0).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	10°C	Dry	Calm (0 kph at 184).
Deschutes River Woods wx 40 km ESE 1185m alt. 40 minutes ago	13°C	Dry	Calm (0 kph at 145).
Rainbow wx 41 km WSW 410m alt. 42 minutes ago	12°C	Dry	Light winds from the WSW (16 kph at 238).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	20°C	Dry	Calm (2 kph at 182).

* 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.