– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Fri 27 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Fri 27 Feb 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 afternoon. Temperatures will be below freezing (max 0°C on Fri night, min -6°C on Sun night). Wind will be generally light.										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -3°C on Mon night, min -13°C on Wed morning). Winds increasing (calm on Mon night, stormy winds from the WSW by Tue night).
		Saturday 28			Sunday 1			Monday 2			Tuesday 3			Wednesday 4			Thursday 5
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	cloudy	some clouds	cloudy	light snow	light snow	clear	clear	clear	cloudy	snow shwrs	heavy snow	mod. snow	heavy snow	snow shwrs	snow shwrs	snow shwrs	snow shwrs
km/h	NW	SW	E	WSW	WSW	W	NE	N	NNE	SW	SW	WSW	WSW	W	W	WNW	NW	NW	NW
See all weather maps
cm	—	—	—	—	—	3	4	—	—	—	—	1	15	10	14	7	2	2	5
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	0	0	-2	-4	-5	-5	-5	-4	-3	-3	-5	-7	-9	-13	-12	-10	-9	-10	-10
min °C	0	-2	-3	-5	-5	-5	-6	-4	-3	-4	-7	-8	-11	-13	-12	-13	-10	-10	-12
chill °C	-5	-2	-7	-12	-11	-7	-9	-11	-8	-13	-18	-19	-26	-28	-27	-27	-23	-23	-27

Freezing level m	3200	3100	2750	2350	2450	2400	2200	2400	2650	2150	2400	2050	1800	1300	1400	1250	1200	1350	1150
Cloud base (m)	8750	5900	1950	1900	2050	2100	1800	1800	2000	1800	2000	2050	1800	1800	1800	1800	1800	1800	1800

	—	6:45	—	—	6:43	—	—	6:41	—	—	6:39	—	—	6:37	—	—	6:35	—	—
	—	—	5:53	—	—	5:54	—	—	5:55	—	—	5:58	—	—	5:59	—	—	6:00	—

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 afternoon. Temperatures will be below freezing (max 0°C on Fri night, min -6°C on Sun night). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -3°C on Mon night, min -13°C on Wed morning). Winds increasing (calm on Mon night, stormy winds from the WSW by Tue 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. 40 minutes ago	-2° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 2 hours ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	4° C	Dry	Calm (3 kph at 191).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-4° C	Clear	Wind obs. (7 kph from 190 degs) was rejected.	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	21° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	-4° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 49 minutes ago	2° C	-	Calm (0 kph at 149).
Camp Sherman 39 km NNE 920.5m alt. 40 minutes ago	-4° C	-	Calm (0 kph at 205).
Deschutes River Woods wx 40 km ESE 1185m alt. 36 minutes ago	-2° C	-	Calm (3 kph at 249).
Bend 40 km E 1102m alt. 40 minutes ago	5° C	Dry	Calm (5 kph at 236).

* 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.