– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Sat 24 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sat 24 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A light covering of new snow mostly falling on Mon morning. Freeze-thaw conditions (max 6°C on Sat afternoon, min -5°C on Mon morning). Winds increasing (light winds from the W on Sat morning, fresh winds from the SSW by Sun night).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Thu night. Temperatures will be below freezing (max -3°C on Tue night, min -10°C on Thu night). Winds decreasing (strong winds from the WSW on Wed night, light winds from the W by Thu night).
	Saturday 24			Sunday 25			Monday 26			Tuesday 27			Wednesday 28			Thursday 29
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	cloudy	cloudy	some clouds	light snow	light snow	light snow	light snow	snow shwrs	some clouds	some clouds	cloudy	snow shwrs	light snow	snow shwrs	snow shwrs
Cloud base (m)	7000	7000	6500	6600	6400	3350	1850	1800	1800	1800	1800	1800	1800	1800	1800	1800	1850	1800
km/h	WSW	W	WSW	SW	SSW	SSW	W	W	W	WNW	W	W	W	W	WSW	W	W	W
See all weather maps
cm	—	—	—	—	—	—	4	2	3	1	2	—	—	—	2	2	1	2
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	6	4	3	3	0	-5	-4	-4	-5	-4	-3	-4	-4	-6	-8	-7	-8
min °C	3	5	3	2	2	-4	-5	-4	-5	-5	-4	-5	-5	-5	-8	-9	-8	-10
chill °C	1	2	-3	-4	-4	-10	-12	-10	-13	-13	-11	-12	-13	-14	-18	-19	-17	-18

Freezing level m	3350	3200	3150	2850	2750	2000	1800	1800	1750	1800	1800	1600	1800	1750	1300	1400	1500	650

	7:31	—	—	7:33	—	—	7:35	—	—	7:35	—	—	7:37	—	—	7:39	—	—
	—	6:08	—	—	6:07	—	—	6:06	—	—	6:04	—	—	6:02	—	—	6:00	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Mon morning. Freeze-thaw conditions (max 6°C on Sat afternoon, min -5°C on Mon morning). Winds increasing (light winds from the W on Sat morning, fresh winds from the SSW by Sun night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Thu night. Temperatures will be below freezing (max -3°C on Tue night, min -10°C on Thu night). Winds decreasing (strong winds from the WSW on Wed night, light winds from the W by Thu night).

This table gives the weather forecast for South Sister Volcano at the specific elevation of 2500 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 146).
Bend 34 km E 1147m alt. 32 minutes ago	9°C	Dry	Light winds from the S (6 kph at 187).
Bend 34 km E 1164.6m alt. 1 hour ago	11°C	Dry	Wind obs. (11 kph from 152 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	7°C	Clear	Moderate winds from the SW (20 kph at 220).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 22 minutes ago	13°C	Dry	Calm (2 kph at 309).
Bend 37 km SSE 1297m alt. 34 minutes ago	9°C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	9°C	Dry	Calm (2 kph at 192).
Camp Sherman 39 km NNE 920.5m alt. 33 minutes ago	12°C	Dry	Calm (0 kph at 186).
Rainbow wx 41 km WSW 410m alt. 26 minutes ago	13°C	Dry	Calm (2 kph at 144).
Cloverdale wx 42 km NE 947m alt. 3 hours ago	7°C	Dry	Calm (0 kph at 210).

* 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.