– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 pm Sun 23 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Sun 23 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A moderate fall of snow, heaviest on Sun night. Temperatures will be below freezing (max -1°C on Wed morning, min -11°C on Mon morning). Winds decreasing (stormy winds from the WSW on Sun night, strong winds from the W by Mon night).											Days 5–7 Weather Summary A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -1°C on Wed night, min -11°C on Fri night). Winds decreasing (severe gales from the W on Thu night, moderate winds from the NNE by Sat morning).
	Sun 23		Monday 24			Tuesday 25			Wednesday 26			Thursday 27			Friday 28
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	snow shwrs	some clouds	some clouds	some clouds	cloudy	light snow	light snow	light snow	light snow	some clouds	light snow	light snow	heavy snow	heavy snow	some clouds	light snow
km/h	W	WSW	WNW	WNW	WNW	W	W	W	W	WSW	WSW	WSW	SW	SW	NNW	NNW	NW
See all weather maps
cm	2	8	—	—	—	—	4	2	2	1	—	1	2	21	13	—	2
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-5	-7	-11	-7	-5	-4	-4	-2	-1	-2	-1	-5	-6	-6	-8	-7	-7
min°C	-6	-10	-11	-9	-6	-4	-4	-3	-2	-2	-5	-5	-8	-9	-9	-9	-11
chill°C	-17	-25	-24	-20	-16	-14	-15	-13	-11	-11	-15	-16	-20	-22	-18	-20	-22

Freezing level (m)	2200	1700	1200	1300	1200	2300	1750	2450	2600	2800	2750	2200	2200	1700	1600	1500	1500
Cloud base (m)	2050	1800	1800	1850	6150	3000	2500	1800	1800	1800	8600	2400	2100	1800	1850	1850	1800

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

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Sun night. Temperatures will be below freezing (max -1°C on Wed morning, min -11°C on Mon morning). Winds decreasing (stormy winds from the WSW on Sun night, strong winds from the W by Mon night).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -1°C on Wed night, min -11°C on Fri night). Winds decreasing (severe gales from the W on Thu night, moderate winds from the NNE by Sat 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind
Sisters wx 25 km NNE 969m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	7° C	Dry	Calm (0 kph at 264).
Sunriver 34 km SE 1242m alt. 2 hours ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	8° C	Dry	Light winds from the SSW (8 kph at 209).
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	3° C	Light rain.	Light winds from the WSW (8 kph at 253).
Bend 37 km SSE 1297m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 153).
Bend 37 km ESE 1158m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 128).
Bend wx 39 km E 1118m alt. 49 minutes ago	8° C	Dry	Light winds from the SW (11 kph at 221).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 10).
Deschutes River Woods wx 40 km ESE 1185m alt. 55 minutes ago	7° C	Dry	Wind obs. (6 kph from 261 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.