– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 pm Tue 03 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Tue 03 Mar 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 Tue night. Temperatures will be below freezing (max -4°C on Tue afternoon, min -13°C on Wed morning). Winds decreasing (stormy winds from the NW on Wed night, strong winds from the N by Fri morning).											Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 3°C on Sat afternoon, min -5°C on Sun night). Winds increasing (moderate winds from the N on Fri night, stormy winds from the WNW by Sun night).
	Tue 3		Wednesday 4			Thursday 5			Friday 6			Saturday 7			Sunday 8
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	heavy snow	mod. snow	snow shwrs	snow shwrs	clear	snow shwrs	snow shwrs	some clouds	clear	some clouds	cloudy	some clouds	clear	clear	clear	snow shwrs
km/h	SW	WSW	W	WNW	NW	NW	NNW	NNW	N	N	N	N	N	NNW	WNW	WNW	WNW
See all weather maps
cm	—	14	10	4	8	—	2	2	—	—	—	—	—	—	—	—	1
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-4	-5	-12	-11	-9	-10	-8	-7	-5	-3	-2	1	3	3	2	-1	-4
min °C	-5	-10	-13	-13	-12	-10	-9	-9	-6	-4	-2	-1	2	2	0	-3	-5
chill °C	-15	-22	-28	-27	-26	-24	-23	-21	-16	-13	-9	-10	-6	-5	-8	-14	-17

Freezing level m	2550	1950	1400	1300	1300	1050	1250	1000	1600	2000	1200	2900	3450	3550	3450	2900	2300
Cloud base (m)	2500	1850	1800	1800	1800	1800	1800	1800	1800	1800	1800	2250	1800	1800	1800	1800	1800

	—	—	6:37	—	—	6:35	—	—	6:35	—	—	6:33	—	—	7:31	—	—
	5:58	—	—	5:59	—	—	6:00	—	—	6:01	—	—	6:02	—	—	7:04	—

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 below freezing (max -4°C on Tue afternoon, min -13°C on Wed morning). Winds decreasing (stormy winds from the NW on Wed night, strong winds from the N by Fri morning).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 3°C on Sat afternoon, min -5°C on Sun night). Winds increasing (moderate winds from the N on Fri night, stormy winds from the WNW by Sun 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 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 1 hour ago	8° C	Dry	Calm (2 kph at 359).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	10° C	Dry	Light winds from the SW (10 kph at 233).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	7° C	Dry and cloudy.	Light winds from the SW (9 kph at 230).	16 km Low: broken Mid: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 45 minutes ago	9° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 45 minutes ago	4° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 181).
Camp Sherman 39 km NNE 920.5m alt. 31 minutes ago	7° C	Dry	Calm (0 kph at 9).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	8° C	Dry	Calm (2 kph at 260).
Bend 40 km E 1102m alt. 1 hour ago	13° C	Dry	Calm (3 kph at 199).

* 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.