– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Fri 05 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Fri 05 Jun Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A light covering of new snow mostly falling on Sun night. Temperatures will be below freezing (max 0°C on Fri night, min -9°C on Sat morning). Winds decreasing (gales from the WSW on Fri night, moderate winds from the WSW by Sun morning).											Days 5–7 Weather Summary A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -2°C on Thu morning, min -9°C on Tue morning). Winds decreasing (severe gales from the W on Mon night, light winds from the NNE by Wed night).
	Fri 5		Saturday 6			Sunday 7			Monday 8			Tuesday 9			Wednesday 10
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	clear	snow shwrs	snow shwrs	clear	cloudy	light snow	light snow	mod. snow	heavy snow	light snow	light snow	snow shwrs	clear	clear	clear
km/h	WSW	WSW	W	W	NW	WSW	SW	WSW	SW	WSW	W	WSW	W	NW	NW	WNW	NNE
See all weather maps
cm	—	—	—	1	1	—	—	2	4	9	14	3	4	2	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-1	0	-8	-9	-5	-4	-3	-4	-4	-3	-3	-8	-8	-4	-5	-5	-4
min °C	-2	-6	-9	-9	-9	-4	-4	-4	-4	-3	-6	-9	-8	-9	-6	-5	-7
chill °C	-10	-17	-20	-19	-21	-12	-13	-14	-14	-13	-18	-21	-20	-21	-14	-10	-12

Freezing level m	2950	2400	1950	2050	1550	2600	2650	2400	2450	2550	2400	1900	1800	1950	2100	2400	1950
Cloud base (m)	2750	1850	1850	2100	1800	6450		1800	1800	1800	1800	1800	1800	1800	1800	2000	1900

	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:22	—	—	5:22	—	—
	—	8:45	—	—	8:45	—	—	8:46	—	—	8:47	—	—	8:47	—	—	8:49

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Sun night. Temperatures will be below freezing (max 0°C on Fri night, min -9°C on Sat morning). Winds decreasing (gales from the WSW on Fri night, moderate winds from the WSW by Sun morning).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -2°C on Thu morning, min -9°C on Tue morning). Winds decreasing (severe gales from the W on Mon night, light winds from the NNE by Wed 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. 49 minutes ago	11° C	Dry	Calm (3 kph at 125).
Bend 34 km E 1147m alt. 1 hour ago	12° C	Dry	Calm (2 kph at 336).
Bend 34 km E 1164.6m alt. 1 hour ago	12° C	Dry	Calm (3 kph at 143).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	11° C	Clear	Light winds from the W (11 kph at 280).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	5° C	Dry	Calm (5 kph at 329).
Bend 37 km SSE 1297m alt. 1 hour ago	9° C	Dry	Calm (2 kph at 276).
Bend 37 km ESE 1158m alt. 48 minutes ago	13° C	Dry	Calm (0 kph at 249).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 69).
Cloverdale wx 42 km NE 947m alt. 44 minutes ago	12° C	Dry	Calm (2 kph at 207).
La Pine 43 km SSE 1298m alt. 3 hours ago	13° C	Dry	Calm (2 kph at 321).

* 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.