– 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 dusting of new snow. Freeze-thaw conditions (max 4°C on Fri afternoon, min -5°C on Sat night). Winds decreasing (strong winds from the WSW on Fri night, light winds from the WSW by Sun morning).											Days 5–7 Weather Summary A heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 3°C on Thu morning, min -5°C on Tue night). Winds decreasing (near gales from the W on Mon night, light winds from the N 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	some clouds	some clouds	some clouds	clear	cloudy	light snow	light snow	mod. snow	mod. snow	light snow	light snow	light snow	clear	clear	some clouds
km/h	WSW	WSW	W	W	NW	WSW	SW	WSW	SW	WSW	W	WSW	W	NW	WNW	WNW	NNE
See all weather maps
cm	—	—	—	—	—	—	—	1	2	6	10	2	2	1	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	4	3	-4	-3	-3	1	3	0	0	0	1	-4	-4	-2	-2	-1	-1
min °C	3	-3	-4	-4	-5	-1	1	-1	0	0	-2	-4	-4	-5	-3	-1	-3
chill °C	-3	-12	-13	-12	-14	-6	-6	-8	-7	-7	-11	-13	-13	-14	-10	-5	-6

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 dusting of new snow. Freeze-thaw conditions (max 4°C on Fri afternoon, min -5°C on Sat night). Winds decreasing (strong winds from the WSW on Fri night, light winds from the WSW by Sun morning).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 3°C on Thu morning, min -5°C on Tue night). Winds decreasing (near gales from the W on Mon night, light winds from the N by Wed 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 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 1 hour ago	17° C	Dry	Calm (5 kph at 277).
Bend 34 km E 1147m alt. 2 hours ago	20° C	Dry	Calm (3 kph at 46).
Bend 34 km E 1164.6m alt. 2 hours ago	22° C	Dry	Calm (3 kph at 1).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	17° C	Clear	Moderate winds from the WNW (22 kph at 290).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	12° C	Dry	Light winds from the W (6 kph at 260).
Bend 37 km SSE 1297m alt. 58 minutes ago	17° C	Dry	Calm (5 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	20° C	Dry	Calm (0 kph at 314).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	18° C	Dry	Calm (3 kph at 125).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	10° C	Dry	Light winds from the SSW (14 kph at 196).
Cloverdale wx 42 km NE 947m alt. 48 minutes ago	18° C	Dry	Calm (5 kph at 307).

* 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.