– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Tue 23 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Tue 23 Dec Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A light covering of new snow mostly falling on Thu night. Temperatures will be below freezing (max -4°C on Tue night, min -11°C on Thu afternoon). Winds decreasing (extremely windy from the S on Wed morning, moderate winds from the SSE by Thu night).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 2°C on Sun night, min -11°C on Fri morning). Winds decreasing (strong winds from the NW on Fri night, calm by Sun night).
	Tuesday 23			Wednesday 24			Thursday 25			Friday 26			Saturday 27			Sunday 28
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	light snow	cloudy	light snow	some clouds	some clouds	some clouds	some clouds	mod. snow	some clouds	clear	clear	clear	clear	some clouds	clear	clear	some clouds
km/h	SW	SSW	S	S	SSW	S	S	SSW	SSE	WSW	WNW	NW	NNW	N	NNW	NNW	NNW	NNW
See all weather maps
cm	—	1	—	1	—	—	—	—	7	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-8	-6	-4	-6	-8	-7	-8	-10	-10	-11	-10	-8	-7	-6	-2	-1	0	2
min °C	-8	-7	-6	-9	-10	-8	-8	-11	-11	-11	-11	-9	-8	-6	-5	-2	-1	1
chill °C	-19	-18	-19	-23	-22	-20	-21	-23	-20	-22	-19	-19	-17	-14	-11	-5	-4	1

Freezing level m	1700	1800	2100	2250	1650	1600	1900	1700	1300	1400	1450	1100	950	1150	850	2400	2650	1450
Cloud base (m)	1900	1800	1800	1950	1900	1850	1850	1900	2050	1850	1800	1800	1850	1850	1800	8850	1800

	7:39	—	—	7:39	—	—	7:39	—	—	7:41	—	—	7:41	—	—	7:41	—	—
	—	4:31	—	—	4:32	—	—	4:32	—	—	4:34	—	—	4:35	—	—	4:36	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Thu night. Temperatures will be below freezing (max -4°C on Tue night, min -11°C on Thu afternoon). Winds decreasing (extremely windy from the S on Wed morning, moderate winds from the SSE by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 2°C on Sun night, min -11°C on Fri morning). Winds decreasing (strong winds from the NW on Fri night, calm 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 1 hour ago	2° C	-	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	1° C	-	Calm (0 kph at —).
Sunriver 34 km SE 1242m alt. 51 minutes ago		Dry
Bend 34 km E 1164.6m alt. 47 minutes ago	3° C	Dry	Calm (2 kph at 154).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	0° C	Light rain .	Light winds from the S (9 kph at 190).	6 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 37 minutes ago	0° C	-	Calm (0 kph at 228).
Bend 37 km SSE 1297m alt. 1 hour ago	1° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 50 minutes ago	3° C	Dry	Calm (0 kph at 167).
Bend wx 39 km E 1118m alt. 2 hours ago	3° C	Dry	Calm (2 kph at 220).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	-1° C	-	Calm (0 kph at 157).

* 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.