– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Thu 25 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Thu 25 Dec 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 Thu night. Temperatures will be below freezing (max -5°C on Thu morning, min -10°C on Fri night). Winds increasing (light winds from the S on Thu night, gales from the W by Fri night).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Tue morning, min -2°C on Sun morning). Wind will be generally light.
	Thursday 25			Friday 26			Saturday 27			Sunday 28			Monday 29			Tuesday 30
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	heavy snow	light snow	light snow	mod. snow	some clouds	clear	some clouds	clear	clear	clear	some clouds	some clouds	some clouds	clear	clear	clear
km/h	S	SSW	SSE	WSW	WSW	WNW	NW	NNW	NNW	NNE	N	WNW	NNW	NNW	WNW	WSW	W	WSW
See all weather maps
cm	1	2	14	2	5	6	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-5	-6	-7	-7	-8	-8	-6	-6	-5	-1	-1	0	2	2	3	4	4	3
min °C	-5	-7	-9	-8	-9	-10	-7	-7	-6	-2	-1	-1	2	2	2	4	3	3
chill °C	-15	-15	-20	-18	-21	-23	-17	-16	-14	-9	-5	-6	-1	-1	0	2	0	-1

Freezing level m	1850	1550	1300	1300	1350	800	750	650	700	1400	2000	1450	3350	3400	3550	3600	3650	3650
Cloud base (m)	1850	1850	1800	1850	1800	1800	1850	1850	1900	1900	1800	1750		1800	6350	6650	6550	6900

	7:39	—	—	7:41	—	—	7:41	—	—	7:41	—	—	7:41	—	—	7:41	—	—
	—	4:32	—	—	4:34	—	—	4:35	—	—	4:36	—	—	4:36	—	—	4:37	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -5°C on Thu morning, min -10°C on Fri night). Winds increasing (light winds from the S on Thu night, gales from the W by Fri night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 4°C on Tue morning, min -2°C on Sun morning). Wind will be generally light.

This table gives the weather forecast for South Sister Volcano at the specific elevation of 2500 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. 45 minutes ago	4° C	Dry	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 46 minutes ago	5° C	Dry	Calm (0 kph at —).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	7° C	Dry	Light winds from the SSW (13 kph at 206).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 52 minutes ago	5° C	Light rain .	Moderate winds from the S (28 kph at 180).	16 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	1° C	-	Calm (5 kph at 187).
Bend 37 km SSE 1297m alt. 44 minutes ago	4° C	Dry	Calm (5 kph at 185).
Bend 37 km ESE 1158m alt. 1 hour ago	7° C	Dry	Calm (0 kph at 153).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 8).
Deschutes River Woods wx 40 km ESE 1185m alt. 58 minutes ago	7° C	Dry	Calm (0 kph at —).

* 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.