– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Tue 10 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Tue 10 Feb Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Temperatures will be below freezing (max -5°C on Wed afternoon, min -9°C on Fri afternoon). Winds increasing (calm on Wed morning, gales from the WSW by Fri afternoon).										Days 5–7 Weather Summary A dusting of new snow. Temperatures will be well below freezing (max -7°C on Sun night, min -12°C on Mon morning). Mainly severe gales.
		Wednesday 11			Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16
	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	some clouds	clear	some clouds	some clouds	cloudy	cloudy	cloudy	some clouds	some clouds	snow shwrs	some clouds	snow shwrs	cloudy	snow shwrs
km/h	SSE	ESE	WNW	WNW	WNW	NW	WNW	W	WSW	WSW	SW	SSW	SSW	SSW	SSW	SSE	S	SSE	SSE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	—	1	—	4
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-6	-6	-5	-6	-5	-5	-5	-5	-8	-8	-8	-9	-9	-10	-9	-7	-12	-11	-12
min °C	-6	-6	-6	-6	-6	-5	-6	-7	-9	-9	-9	-9	-10	-10	-9	-11	-12	-11	-16
chill °C	-10	-8	-8	-11	-14	-13	-16	-18	-22	-21	-20	-19	-22	-20	-16	-25	-23	-24	-28

Freezing level m	1200	1950	2250	1800	2100	2100	1100	2100	2050	1400	1900	2050	1750	1850	2000	1800	1650	1850	1400
Cloud base (m)	1800	1850	2100	2200	2000	1950	5500	5700	2500	1850	2350	2300	2450	2050	2200		1900	2550	1800

	—	7:11	—	—	7:09	—	—	7:09	—	—	7:07	—	—	7:05	—	—	7:03	—	—
	—	—	5:30	—	—	5:31	—	—	5:34	—	—	5:35	—	—	5:36	—	—	5:37	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Temperatures will be below freezing (max -5°C on Wed afternoon, min -9°C on Fri afternoon). Winds increasing (calm on Wed morning, gales from the WSW by Fri afternoon).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Temperatures will be well below freezing (max -7°C on Sun night, min -12°C on Mon morning). Mainly severe gales.

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. 1 hour 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. 2 hours ago	0° C	-	Calm (2 kph at 50).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-1° C	Dry and cloudy.	Moderate winds from the NNE (20 kph at 30).	16 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	1° C	-	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	-2° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	0° C	-	Calm (0 kph at 331).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	-4° C	-	Calm (0 kph at 123).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	-2° C	-	Calm (0 kph at 338).
Bend 40 km E 1102m alt. 1 hour ago	4° C	Dry	Light winds from the NNW (6 kph at 328).

* 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.