– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Fri 06 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Fri 06 Feb 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 Sun afternoon. Temperatures will be below freezing (max -2°C on Sat afternoon, min -13°C on Sun night). Winds decreasing (stormy winds from the WSW on Sat afternoon, calm by Mon afternoon).										Days 5–7 Weather Summary Mostly dry. Temperatures will be well below freezing (max -8°C on Mon night, min -11°C on Wed morning). Winds increasing (calm on Tue morning, strong winds from the SW by Thu morning).
		Saturday 7			Sunday 8			Monday 9			Tuesday 10			Wednesday 11			Thursday 12
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	light snow	mod. snow	mod. snow	heavy snow	mod. snow	some clouds	cloudy	cloudy	cloudy	cloudy	some clouds	clear	clear	clear	cloudy	some clouds	some clouds
km/h	SW	WSW	WSW	WSW	WSW	WSW	W	NW	WNW	ESE	ESE	NW	WNW	WNW	S	SW	SW	WSW	WSW
See all weather maps
cm	—	—	1	10	7	12	8	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-3	-3	-2	-3	-5	-7	-10	-10	-10	-8	-9	-10	-10	-10	-10	-10	-10	-10	-9
min °C	-5	-4	-3	-5	-6	-10	-13	-11	-10	-9	-9	-10	-10	-11	-10	-10	-10	-10	-12
chill °C	-16	-15	-14	-16	-15	-24	-27	-22	-16	-14	-16	-16	-15	-15	-14	-17	-20	-19	-24

Freezing level m	2400	2600	2750	2250	2250	1900	1350	1350	1700	1100	1550	1800	950	1550	1750	1050	1600	1750	1150
Cloud base (m)		3100	2550	1800	1800	1800	1800	1800	1800	1800	4850	2450	1950		2050	1800	6450	2150	1800

	—	7:16	—	—	7:15	—	—	7:13	—	—	7:13	—	—	7:11	—	—	7:09	—	—
	—	—	5:24	—	—	5:27	—	—	5:28	—	—	5:29	—	—	5:30	—	—	5:31	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -2°C on Sat afternoon, min -13°C on Sun night). Winds decreasing (stormy winds from the WSW on Sat afternoon, calm by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Temperatures will be well below freezing (max -8°C on Mon night, min -11°C on Wed morning). Winds increasing (calm on Tue morning, strong 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		-	Calm (0 kph at 250).
Sunriver 34 km SE 1242m alt. 31 minutes ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	7° C	Dry	Wind obs. (13 kph from 174 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-2° C	-	Wind obs. (11 kph from 190 degs) was rejected.	14 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	21° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 2 hours ago	-4° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	5° C	Dry	Calm (0 kph at 181).
Camp Sherman 39 km NNE 920.5m alt. 32 minutes ago	-3° C	-	Calm (0 kph at 40).
Deschutes River Woods wx 40 km ESE 1185m alt. 52 minutes ago	2° C	-	Calm (2 kph at 325).
Bend 40 km E 1102m alt. 55 minutes ago		-	Wind obs. (13 kph from 334 degs) was rejected.

* 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.