– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Wed 07 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Wed 07 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 15°C on Wed afternoon, min -3°C on Fri night). Winds increasing (light winds from the W on Thu morning, strong winds from the W by Fri morning).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 5°C on Mon afternoon, min -7°C on Sun morning). Winds increasing (light winds from the NNW on Sat afternoon, strong winds from the NE by Sun morning).
	Wednesday 7			Thursday 8			Friday 9			Saturday 10			Sunday 11			Monday 12
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear	some clouds	snow shwrs	snow shwrs	clear	clear	clear	clear	some clouds
Cloud base (m)							9300	2100	1800	1800	2350	1800	1850	2050				6550
km/h	WSW	WSW	W	W	WSW	W	W	W	WNW	NW	NNW	NE	NE	NE	ENE	ENE	N	NW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	6	1	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	14	15	12	14	14	11	7	5	-1	-5	-5	-6	-5	-2	0	4	5	4
min °C	12	15	11	11	14	9	7	1	-3	-6	-5	-6	-7	-3	-3	1	5	3
chill °C	10	14	10	10	13	5	2	-6	-10	-12	-10	-12	-17	-11	-12	-5	2	0

Freezing level m	4350	4400	4500	4450	4500	4350	3700	2650	1600	1750	2000	1550	1700	2100	1200	3500	3450	3500

	7:11	—	—	7:11	—	—	7:13	—	—	7:15	—	—	7:16	—	—	7:16	—	—
	—	6:37	—	—	6:35	—	—	6:34	—	—	6:31	—	—	6:30	—	—	6:28	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 15°C on Wed afternoon, min -3°C on Fri night). Winds increasing (light winds from the W on Thu morning, strong winds from the W by Fri morning).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 5°C on Mon afternoon, min -7°C on Sun morning). Winds increasing (light winds from the NNW on Sat afternoon, strong winds from the NE by Sun morning).

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	27°C	Dry	Calm (2 kph at 76).
Bend 34 km E 1147m alt. 58 minutes ago	26°C	Dry	Light winds from the NNE (6 kph at 19).
Bend 34 km E 1164.6m alt. 1 hour ago	27°C	Dry	Calm (5 kph at 356).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	27°C	Clear	Moderate winds from the NE (22 kph at 40).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	22°C	Dry	Calm (3 kph at 266).
Bend 37 km SSE 1297m alt. 40 minutes ago	28°C	Dry	Wind obs. (10 kph from 360 degs) was rejected.
Bend 37 km ESE 1158m alt. 1 hour ago	26°C	Dry	Calm (5 kph at 324).
Deschutes River Woods wx 40 km ESE 1185m alt. 39 minutes ago	26°C	Dry	Calm (2 kph at 19).
Rainbow wx 41 km WSW 410m alt. 3 hours ago	23°C	Dry	Wind obs. (11 kph from 207 degs) was rejected.
Cloverdale wx 42 km NE 947m alt. 1 hour ago	26°C	Dry	Calm (5 kph at 0).

* 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.