– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Wed 26 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Wed 26 Nov 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. Temperatures will be below freezing (max 0°C on Wed night, min -9°C on Sat afternoon). Winds decreasing (stormy winds from the WSW on Thu afternoon, light winds from the SSW by Fri night).										Days 5–7 Weather Summary A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 4°C on Mon morning, min -10°C on Sat night). Winds increasing (light winds from the NNE on Sun afternoon, severe gales from the WNW by Tue afternoon).
		Thursday 27			Friday 28			Saturday 29			Sunday 30			Monday 1			Tuesday 2
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	light snow	clear	clear	clear	some clouds	some clouds	some clouds	snow shwrs	snow shwrs	clear	clear	clear	some clouds	some clouds	some clouds	clear	clear	snow shwrs
km/h	WSW	WSW	WSW	W	NNW	ENE	SSW	W	WNW	NNW	NE	NNE	N	N	NNW	NW	NW	WNW	WNW
See all weather maps
cm	—	1	—	—	—	—	—	—	2	6	—	—	—	—	—	—	—	—	2
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	0	-4	-5	-4	-5	-2	-2	-5	-9	-7	-6	-4	2	4	4	0	-2	-5	-8
min°C	-3	-6	-5	-6	-6	-3	-3	-6	-9	-10	-6	-5	-3	4	2	-3	-4	-6	-13
chill°C	-13	-19	-18	-18	-14	-9	-8	-17	-21	-20	-14	-11	-10	-1	-5	-13	-15	-19	-23

Freezing level (m)	2850	2400	2300	2000	1950	2450	2150	2150	1750	1450	1600	1850	1450	3700	3700	3100	2650	1900	1400
Cloud base (m)	6300	2250	1950	1800	1800	1950	1800	1800	1950	1800		1950	9450		6000	2150	2050	1900	1800

	—	7:16	—	—	7:18	—	—	7:18	—	—	7:20	—	—	7:22	—	—	7:22	—	—
	—	—	4:30	—	—	4:30	—	—	4:30	—	—	4:30	—	—	4:29	—	—	4:29	—

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 0°C on Wed night, min -9°C on Sat afternoon). Winds decreasing (stormy winds from the WSW on Thu afternoon, light winds from the SSW by Fri night).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 4°C on Mon morning, min -10°C on Sat night). Winds increasing (light winds from the NNE on Sun afternoon, severe gales from the WNW by Tue 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. 1 hour ago	-1° C	-	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	-1° C	-	Calm (0 kph at 229).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	1° C	-	Calm (2 kph at 35).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	-2° C	Clear	Light winds from the S (13 kph at 180).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	-1° C	-	Calm (0 kph at 249).
Bend 37 km SSE 1297m alt. 59 minutes ago	-5° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	-1° C	-	Calm (0 kph at 197).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	-1° C	-	Calm (0 kph at 7).
Deschutes River Woods wx 40 km ESE 1185m alt. 53 minutes ago	1° C	-	Calm (0 kph at 149).

* 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.