– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 pm Fri 09 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Fri 09 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 2°C on Fri afternoon, min -11°C on Sun morning). Winds decreasing (gales from the W on Fri afternoon, calm by Sat night).											Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 6°C on Thu morning, min -3°C on Mon afternoon). Winds increasing (light winds from the N on Mon night, strong winds from the WNW by Wed morning).
	Fri 9		Saturday 10			Sunday 11			Monday 12			Tuesday 13			Wednesday 14
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	clear	some clouds	snow shwrs	snow shwrs	clear	clear	clear	clear	clear	cloudy	some clouds	clear	some clouds	some clouds	clear
Cloud base (m)		1800	1800	2550	1900	1800	1950					6350	5000		6450	3100	9300
km/h	W	WNW	NW	S	ENE	NE	NE	NE	NNE	N	N	N	NNW	WNW	NW	NW	N
See all weather maps
cm	—	—	—	—	1	1	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	2	-2	-5	-8	-9	-9	-7	-4	-3	-2	1	2	1	2	1	1	5
min °C	1	-5	-6	-8	-10	-11	-7	-7	-4	-3	-1	1	1	1	1	0	-1
chill °C	-8	-13	-13	-12	-10	-23	-18	-19	-13	-8	-7	-3	-4	-4	-6	-7	-7

Freezing level m	3300	2150	2000	2050	1350	1550	2050	1450	2600	2850	3350	3400	3350	3400	3350	3150	3600

	—	—	7:15	—	—	7:16	—	—	7:16	—	—	7:18	—	—	7:20	—	—
	6:34	—	—	6:31	—	—	6:30	—	—	6:28	—	—	6:27	—	—	6:24	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 2°C on Fri afternoon, min -11°C on Sun morning). Winds decreasing (gales from the W on Fri afternoon, calm by Sat night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 6°C on Thu morning, min -3°C on Mon afternoon). Winds increasing (light winds from the N on Mon night, strong winds from the WNW by Wed 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. 2 hours ago	16°C	Dry	Calm (3 kph at 303).
Bend 34 km E 1147m alt. 30 minutes ago	18°C	Dry	Calm (5 kph at 327).
Bend 34 km E 1164.6m alt. 42 minutes ago	18°C	Dry	Wind obs. (6 kph from 290 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	17°C	Clear	Light winds from the W (13 kph at 270).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 44 minutes ago	6°C	Dry	Light winds from the W (8 kph at 271).
Bend 37 km SSE 1297m alt. 39 minutes ago	14°C	Dry	Calm (5 kph at 0).
Bend 37 km ESE 1158m alt. 47 minutes ago	17°C	Dry	Calm (0 kph at 198).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	17°C	Dry	Calm (5 kph at 277).
Rainbow wx 41 km WSW 410m alt. 33 minutes ago	8°C	Dry	Light winds from the SW (14 kph at 228).
Cloverdale wx 42 km NE 947m alt. 46 minutes ago	16°C	Dry	Calm (5 kph at 240).

* 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.