– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 3 pm Fri 13 Nov Local Time

Updates in:

hr min s

Update imminent

Issued: 3 pm Fri 13 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -3°C on Sat afternoon, min -13°C on Mon morning). Winds decreasing (extremely windy from the SW on Sat night, fresh winds from the SW by Sun night).											Days 5–7 Weather Summary A light covering of new snow mostly falling on Thu morning. Temperatures will be well below freezing (max -7°C on Tue night, min -12°C on Mon afternoon). Winds decreasing (near gales from the S on Tue night, light winds from the SW by Thu morning).
	Fri 13		Saturday 14			Sunday 15			Monday 16			Tuesday 17			Wednesday 18
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	mod. snow	light snow	cloudy	snow shwrs	mod. snow	snow shwrs	some clouds	light snow	some clouds	clear	clear	clear	snow shwrs	light snow	snow shwrs	some clouds
Cloud base (m)	1800	1800	1850	1800	1850	1800	1800	1800	1900	1800	1800	1800	2300	1800	2000	1800	1900
km/h	WSW	WSW	WSW	SW	SW	SW	SW	SW	WSW	W	W	SW	WSW	S	SSW	SW	S
See all weather maps
cm	3	8	1	—	5	6	2	—	1	—	—	—	—	1	3	1	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-8	-8	-6	-3	-3	-7	-9	-10	-12	-12	-11	-11	-9	-7	-11	-12	-11
min °C	-9	-9	-9	-4	-5	-8	-10	-12	-13	-12	-12	-12	-10	-8	-12	-12	-12
chill °C	-21	-21	-20	-13	-17	-18	-22	-23	-24	-23	-21	-22	-19	-20	-23	-22	-21

Freezing level m	1850	1700	1800	2300	2350	1950	1600	1100	1500	1450	1250	1500	1700	1200	1500	1350	750

	—	—	7:01	—	—	7:01	—	—	7:03	—	—	7:05	—	—	7:05	—	—
	4:42	—	—	4:40	—	—	4:39	—	—	4:38	—	—	4:37	—	—	4:37	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -3°C on Sat afternoon, min -13°C on Mon morning). Winds decreasing (extremely windy from the SW on Sat night, fresh winds from the SW by Sun night).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Thu morning. Temperatures will be well below freezing (max -7°C on Tue night, min -12°C on Mon afternoon). Winds decreasing (near gales from the S on Tue night, light winds from the SW by Thu morning).

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. 1 hour ago	7°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 46 minutes ago	5°C	Dry	Calm (3 kph at 216).
Bend 34 km E 1164.6m alt. 2 hours ago	6°C	Dry	Light winds from the SSW (10 kph at 207).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	4°C	Dry and cloudy.	Light winds from the S (17 kph at 190).	11 km Low: broken Mid: broken High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	3°C	Dry	Calm (5 kph at 255).
Bend 37 km SSE 1297m alt. 1 hour ago	3°C	Dry	Calm (0 kph at 0).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	7°C	Dry	Calm (0 kph at 102).
Rainbow wx 41 km WSW 410m alt. 59 minutes ago	4°C	Dry	Light winds from the SSE (19 kph at 148).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	8°C	Dry	Calm (0 kph at 234).
La Pine 43 km SSE 1298m alt. 1 hour ago	3°C	Dry	Calm (2 kph at 175).

* 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.