– Lat/Long: 44.10° N 121.77° W

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

Issued: 9 pm Thu 26 Feb 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 Fri night, min -6°C on Sun afternoon). Winds decreasing (gales from the W on Thu night, calm by Sun afternoon).										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Mon afternoon, min -12°C on Wed morning). Winds increasing (light winds from the NW on Mon night, stormy winds from the WSW by Tue night).
		Friday 27			Saturday 28			Sunday 1			Monday 2			Tuesday 3			Wednesday 4
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	clear	cloudy	cloudy	light snow	light snow	light snow	cloudy	some clouds	clear	clear	cloudy	some clouds	heavy snow	heavy snow	mod. snow	snow shwrs
km/h	W	WNW	WNW	NW	W	WNW	SW	WSW	W	NE	NNE	NNE	NNW	SSW	SW	W	W	W	W
See all weather maps
cm	—	—	—	—	—	—	1	1	2	—	—	—	—	—	—	19	16	6	12
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-1	-1	-1	0	0	-1	-2	-5	-5	-5	-3	-2	-2	-3	-6	-8	-12	-12	-12
min °C	-2	-1	-1	-1	0	-2	-5	-5	-6	-6	-4	-3	-3	-4	-7	-11	-12	-12	-14
chill °C	-12	-9	-8	-6	-4	-5	-11	-11	-8	-11	-11	-9	-7	-12	-18	-25	-27	-26	-28

Freezing level m	1550	2850	2950	3050	3150	3000	2400	2400	2450	2200	2400	2700	2350	2750	2350	1650	1450	1450	1250
Cloud base (m)	7250			9200	6350	5700	4950	1850	2250	1800	1850	2150		7150	2450	1800	1800	1800	1800

	—	6:47	—	—	6:45	—	—	6:43	—	—	6:41	—	—	6:39	—	—	6:37	—	—
	—	—	5:52	—	—	5:53	—	—	5:54	—	—	5:55	—	—	5:58	—	—	5:59	—

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 Fri night, min -6°C on Sun afternoon). Winds decreasing (gales from the W on Thu night, calm by Sun afternoon).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Mon afternoon, min -12°C on Wed morning). Winds increasing (light winds from the NW 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. 35 minutes ago	-2° C	-	Calm (0 kph at 247).
Sunriver 34 km SE 1242m alt. 42 minutes ago		Dry
Bend 34 km E 1164.6m alt. 38 minutes ago	4° C	Dry	Light winds from the SSE (6 kph at 163).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	0° C	Clear	Light winds from the SSW (13 kph at 200).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	-3° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 44 minutes ago	3° C	Dry	Calm (0 kph at 212).
Camp Sherman 39 km NNE 920.5m alt. 44 minutes ago	-1° C	-	Calm (0 kph at 196).
Deschutes River Woods wx 40 km ESE 1185m alt. 31 minutes ago	4° C	Dry	Calm (2 kph at 223).
Bend 40 km E 1102m alt. 35 minutes ago	-3° C	-	Calm (0 kph at 0).

* 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.