– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Tue 06 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Tue 06 Jan Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Tue night. Temperatures will be well below freezing (max -7°C on Thu night, min -18°C on Wed night). Winds decreasing (extremely windy from the W on Tue night, fresh winds from the NW by Thu night).									Days 4–6 Weather Summary Mostly dry. Temperatures will be below freezing (max 0°C on Sun night, min -7°C on Fri morning). Winds increasing (light winds from the WNW on Fri night, near gales from the WSW by Sat night).
	Tuesday 6			Wednesday 7			Thursday 8			Friday 9			Saturday 10			Sunday 11
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	mod. snow	snow shwrs	mod. snow	heavy snow	heavy snow	light snow	snow shwrs	some clouds	clear	clear	clear	clear	some clouds	some clouds	some clouds	clear	clear
km/h	WSW	W	W	WSW	W	WNW	NW	NW	NNW	NW	NW	WNW	SSW	SW	WSW	W	WNW	WNW
See all weather maps
cm	1	8	28	8	19	12	5	3	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-8	-8	-8	-15	-16	-17	-15	-9	-7	-6	-4	-2	-2	-2	-3	-3	-2	0
min °C	-10	-8	-13	-16	-17	-18	-17	-12	-9	-7	-6	-3	-2	-3	-5	-4	-3	-3
chill °C	-25	-23	-28	-33	-33	-34	-34	-27	-21	-16	-14	-8	-8	-12	-15	-14	-12	-11

Freezing level m	1500	1400	1350	1050	900	700	750	950	700	1650	1800	1500	2550	2500	1800	2250	2350	2250
Cloud base (m)	1800	1900	1800	1800	1800	1800	1850	1800	1800	1800	1800	5550		1800		2450	1950

	7:41	—	—	7:41	—	—	7:41	—	—	7:41	—	—	7:39	—	—	7:39	—	—
	—	4:44	—	—	4:45	—	—	4:45	—	—	4:46	—	—	4:47	—	—	4:50	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Tue night. Temperatures will be well below freezing (max -7°C on Thu night, min -18°C on Wed night). Winds decreasing (extremely windy from the W on Tue night, fresh winds from the NW by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Temperatures will be below freezing (max 0°C on Sun night, min -7°C on Fri morning). Winds increasing (light winds from the WNW on Fri night, near gales from the WSW by Sat night).

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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 2 hours ago	4° C	Dry	Calm (0 kph at 245).
Sisters wx 25 km NNE 1022m alt. 2 hours ago	4° C	Dry	Calm (3 kph at 181).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	5° C	Dry	Light winds from the WSW (8 kph at 239).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	3° C	Light rain .	Light winds from the SW (17 kph at 220).	8 km Low: few Mid: scattered High: broken
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	2° C	-	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 2 hours ago	2° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	5° C	Dry	Calm (2 kph at 202).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	4° C	Dry	Calm (0 kph at 200).
Deschutes River Woods wx 40 km ESE 1185m alt. 58 minutes ago	4° C	Dry	Light winds from the SW (6 kph at 221).

* 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.