– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Sun 16 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sun 16 Nov 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. Temperatures will be below freezing (max -1°C on Sun morning, min -8°C on Tue afternoon). Winds decreasing (strong winds from the WSW on Sun afternoon, light winds from the SSE by Mon morning).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 1°C on Thu night, min -4°C on Wed night). Winds decreasing (strong winds from the S on Wed night, calm by Thu afternoon).
	Sunday 16			Monday 17			Tuesday 18			Wednesday 19			Thursday 20			Friday 21
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	light snow	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	clear	clear	some clouds	some clouds	clear	clear	clear	clear	some clouds	some clouds
km/h	SW	WSW	SSW	S	SE	SSW	W	W	NNE	E	SSW	S	SSE	S	WNW	W	NW	WNW
See all weather maps
cm	—	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-1	-4	-5	-5	-6	-5	-6	-8	-3	-1	-1	-2	0	0	1	1	1	1
min°C	-3	-5	-6	-6	-6	-6	-7	-8	-6	-2	-1	-4	-1	-1	0	0	0	-1
chill°C	-10	-14	-13	-11	-12	-14	-15	-16	-13	-7	-4	-13	-6	-3	-4	-7	-7	-8

Freezing level (m)	3000	2500	2400	2400	2300	2050	1800	1600	1200	2800	3000	2200	2850	3100	3200	3300	3250	3300
Cloud base (m)	3550	1950	2200	1950	2250	1850	1800	1850		8900		2350	2000	9350	8950	9150		2600

	7:03	—	—	7:05	—	—	7:05	—	—	7:07	—	—	7:07	—	—	7:09	—	—
	—	4:38	—	—	4:37	—	—	4:37	—	—	4:36	—	—	4:36	—	—	4:35	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Temperatures will be below freezing (max -1°C on Sun morning, min -8°C on Tue afternoon). Winds decreasing (strong winds from the WSW on Sun afternoon, light winds from the SSE by Mon morning).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 1°C on Thu night, min -4°C on Wed night). Winds decreasing (strong winds from the S on Wed night, calm by Thu afternoon).

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. 2 hours ago	7° C	Dry	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 40 minutes ago	9° C	Dry	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 58 minutes ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	12° C	Dry	Calm (3 kph at 144).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	5° C	Dry and partly cloudy.	Light winds from the SSW (13 kph at 200).	16 km Low: broken
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	7° C	Dry	Calm (2 kph at 343).
Bend 37 km SSE 1297m alt. 1 hour ago	9° C	Dry	Calm (2 kph at 109).
Bend 37 km ESE 1158m alt. 40 minutes ago	11° C	Dry	Calm (0 kph at 207).
Bend wx 39 km E 1118m alt. 2 hours ago	8° C	Dry	Light winds from the SW (6 kph at 219).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	7° C	Dry	Calm (2 kph at 127).

* 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.