– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 am Tue 02 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Tue 02 Dec 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 1°C on Thu morning, min -5°C on Tue afternoon). Winds increasing (light winds from the NNW on Tue night, gales from the WNW by Thu night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 2°C on Fri morning, min -3°C on Fri night). Winds decreasing (severe gales from the WNW on Fri morning, fresh winds from the W by Sun night).
	Tuesday 2			Wednesday 3			Thursday 4			Friday 5			Saturday 6			Sunday 7
	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	some clouds	some clouds	some clouds	cloudy	light snow	light snow	light snow	snow shwrs	mod. snow	light snow	cloudy	cloudy	cloudy	some clouds
km/h	NW	N	N	NW	NW	NNW	NNW	WNW	WNW	WNW	WNW	W	WSW	W	W	W	WNW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	3	4	5	2	8	3	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-4	-4	-2	-1	-2	0	1	0	1	2	1	0	-2	-2	-1	-3	-1	-1
min°C	-4	-5	-4	-1	-2	-1	1	0	-1	2	0	-3	-2	-3	-3	-3	-2	-2
chill°C	-13	-12	-10	-5	-8	-8	-6	-8	-10	-6	-9	-12	-12	-13	-12	-12	-11	-10

Freezing level (m)	1600	1500	1250	2250	2050	1400	2850	2700	2550	3050	2800	2350	1900	1750	1950	1800	2000	2200
Cloud base (m)	1900	1800	1800	5900	3300	1900	1850	1900	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800

	7:22	—	—	7:24	—	—	7:24	—	—	7:26	—	—	7:26	—	—	7:28	—	—
	—	4:29	—	—	4:29	—	—	4:29	—	—	4:28	—	—	4:28	—	—	4:28	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 1°C on Thu morning, min -5°C on Tue afternoon). Winds increasing (light winds from the NNW on Tue night, gales from the WNW by Thu night).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 2°C on Fri morning, min -3°C on Fri night). Winds decreasing (severe gales from the WNW on Fri morning, fresh winds from the W by Sun 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. 1 hour ago	4° C	Dry	Calm (0 kph at 262).
Sisters wx 25 km NNE 1022m alt. 33 minutes ago	4° C	Dry	Calm (2 kph at 342).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 56 minutes ago	3° C	Dry	Calm (2 kph at 253).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	4° C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 32 minutes ago	-1° C	-	Calm (5 kph at 267).
Bend 37 km SSE 1297m alt. 1 hour ago	5° C	Dry	Light winds from the NW (8 kph at 318).
Bend 37 km ESE 1158m alt. 33 minutes ago	3° C	Dry	Calm (0 kph at 303).
Bend wx 39 km E 1118m alt. 54 minutes ago	2° C	-	Calm (2 kph at 226).
Camp Sherman 39 km NNE 920.5m alt. 42 minutes ago	4° C	Dry	Calm (0 kph at 239).

* 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.