– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Fri 13 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Fri 13 Feb Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Sat morning. Temperatures will be well below freezing (max -6°C on Fri morning, min -11°C on Sun night). Mainly gales.									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Mon night. Extremely cold (max -13°C on Mon morning, min -17°C on Mon night). Winds increasing (light winds from the NW on Tue night, stormy winds from the W by Wed night).
	Friday 13			Saturday 14			Sunday 15			Monday 16			Tuesday 17			Wednesday 18
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	light snow	light snow	light snow	snow shwrs	cloudy	light snow	mod. snow	light snow	cloudy	mod. snow	light snow	some clouds	some clouds	light snow	snow shwrs	snow shwrs
km/h	WSW	WSW	WSW	SW	SSW	SSW	SW	S	S	SW	SSW	S	W	WSW	NNW	NW	NW	WNW
See all weather maps
cm	—	—	3	5	2	1	—	1	8	5	—	6	2	—	—	3	3	7
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-6	-8	-9	-8	-9	-9	-9	-9	-9	-13	-13	-13	-17	-16	-16	-15	-14	-15
min °C	-7	-9	-10	-9	-9	-9	-10	-9	-11	-13	-13	-17	-17	-17	-17	-16	-15	-17
chill °C	-18	-22	-21	-22	-21	-21	-20	-19	-24	-26	-23	-31	-30	-28	-23	-31	-30	-33

Freezing level m	2050	1900	1600	1750	1950	1400	1800	1900	1650	1400	1350	700	850	950	250	700	950	750
Cloud base (m)	5350	1950	1800	1800	1850	2200	1900	2100	1800	1800	1800	1800	1850	1850	1800	1800	1800	1800

	7:09	—	—	7:07	—	—	7:05	—	—	7:03	—	—	7:03	—	—	7:01	—	—
	—	5:34	—	—	5:35	—	—	5:36	—	—	5:37	—	—	5:38	—	—	5:39	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Sat morning. Temperatures will be well below freezing (max -6°C on Fri morning, min -11°C on Sun night). Mainly gales.

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Mon night. Extremely cold (max -13°C on Mon morning, min -17°C on Mon night). Winds increasing (light winds from the NW on Tue night, stormy winds from the W by Wed 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. 47 minutes ago	6° C	Dry	Calm (0 kph at 72).
Sunriver 34 km SE 1242m alt. 41 minutes ago		Dry
Bend 34 km E 1164.6m alt. 44 minutes ago	8° C	Dry	Light winds from the WSW (11 kph at 245).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	4° C	Clear	Light winds from the SSW (13 kph at 210).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 51 minutes ago	6° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 46 minutes ago	8° C	Dry	Calm (0 kph at 219).
Camp Sherman 39 km NNE 920.5m alt. 34 minutes ago	9° C	Dry	Calm (2 kph at 105).
Deschutes River Woods wx 40 km ESE 1185m alt. 34 minutes ago	8° C	Dry	Calm (3 kph at 199).
Bend 40 km E 1102m alt. 37 minutes ago	11° C	Dry	Calm (2 kph at 170).

* 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.