– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Mon 24 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Mon 24 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 2°C on Wed afternoon, min -6°C on Mon morning). Winds decreasing (near gales from the W on Tue afternoon, moderate winds from the WSW by Wed morning).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 2°C on Thu morning, min -12°C on Sat night). Winds increasing (light winds from the NNW on Fri night, near gales from the NE by Sat night).
	Monday 24			Tuesday 25			Wednesday 26			Thursday 27			Friday 28			Saturday 29
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	cloudy	cloudy	light snow	cloudy	some clouds	clear	some clouds	some clouds	cloudy	cloudy	light snow	heavy snow	some clouds	light snow	snow shwrs
km/h	WNW	WNW	WNW	W	W	W	WSW	WSW	WSW	WSW	W	WNW	WNW	W	NNW	N	NNE	NE
See all weather maps
cm	—	—	—	—	—	3	—	—	—	—	—	—	—	2	14	—	2	5
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-5	-4	-2	0	-1	0	1	2	2	2	1	0	-4	-6	-7	-9	-10	-11
min°C	-6	-5	-4	-1	-1	0	1	2	1	1	1	-3	-4	-6	-9	-9	-10	-12
chill°C	-16	-13	-12	-9	-10	-8	-5	-4	-6	-6	-7	-11	-13	-13	-17	-17	-16	-24

Freezing level (m)	1350	1450	1350	2450	2300	2450	2750	2950	3050	2700	3050	1800	1600	1600	1350	1100	1100	0
Cloud base (m)	1800	1850	4500	2950	2500	1800	1800	1800		2350	2200	1800	1800	1800	1800	1800	1800	1800

	7:13	—	—	7:15	—	—	7:16	—	—	7:16	—	—	7:18	—	—	7:18	—	—
	—	4:32	—	—	4:31	—	—	4:31	—	—	4:30	—	—	4:30	—	—	4:30	—

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 Wed afternoon, min -6°C on Mon morning). Winds decreasing (near gales from the W on Tue afternoon, moderate winds from the WSW by Wed morning).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 2°C on Thu morning, min -12°C on Sat night). Winds increasing (light winds from the NNW on Fri night, near gales from the NE by Sat night).

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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 2 hours ago	6° C	Dry	Calm (2 kph at 40).
Sisters wx 25 km NNE 1022m alt. 2 hours ago	6° C	Dry	Calm (3 kph at 327).
Sunriver 34 km SE 1242m alt. 2 hours ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	7° C	Dry	Calm (2 kph at 250).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	3° C	-	Light winds from the WSW (13 kph at 250).	16 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 50 minutes ago	1° C	-	Calm (2 kph at 262).
Bend 37 km SSE 1297m alt. 1 hour ago	4° C	Dry	Calm (2 kph at 296).
Bend 37 km ESE 1158m alt. 2 hours ago	6° C	Dry	Calm (0 kph at 331).
Camp Sherman 39 km NNE 920.5m alt. 58 minutes ago	7° C	Dry	Calm (0 kph at 123).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	5° C	Dry	Calm (0 kph at 210).

* 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.