– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Sun 30 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sun 30 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 2°C on Sun night, min -9°C on Tue afternoon). Winds increasing (light winds from the N on Sun morning, stormy winds from the NW by Mon night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -1°C on Thu afternoon, min -11°C on Fri night). Winds increasing (moderate winds from the NNW on Wed morning, extremely windy from the W by Fri morning).
	Sunday 30			Monday 1			Tuesday 2			Wednesday 3			Thursday 4			Friday 5
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	some clouds	some clouds	clear	clear	clear	some clouds	cloudy	cloudy	cloudy	some clouds	some clouds	light snow	heavy snow	mod. snow	heavy snow
km/h	NNE	N	NNW	N	NNW	WNW	NW	N	N	NNW	NW	NNW	NW	NW	WNW	W	W	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	15	9	26
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-5	-2	2	2	0	-3	-7	-8	-5	-4	-4	-3	-2	-1	-2	-3	-9	-10
min°C	-6	-3	0	0	-2	-6	-8	-9	-6	-4	-5	-4	-2	-2	-3	-8	-10	-11
chill°C	-14	-9	-5	-9	-12	-19	-20	-20	-14	-11	-13	-13	-12	-12	-14	-23	-24	-25

Freezing level (m)	1600	2050	3250	3450	3100	2300	1650	1400	1350	2300	2100	2050	2650	2550	2600	2550	1700	1500
Cloud base (m)	1800	1950		5550	6000	2050	1800	1800		5850	3500	1800	1800	1800	1800	1750	1800	1800

	7:20	—	—	7:22	—	—	7:22	—	—	7:24	—	—	7:24	—	—	7:26	—	—
	—	4:30	—	—	4:29	—	—	4:29	—	—	4:29	—	—	4:29	—	—	4:28	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 2°C on Sun night, min -9°C on Tue afternoon). Winds increasing (light winds from the N on Sun morning, stormy winds from the NW by Mon night).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -1°C on Thu afternoon, min -11°C on Fri night). Winds increasing (moderate winds from the NNW on Wed morning, extremely windy from the W by Fri morning).

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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 1 hour ago	0° C	-	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 40 minutes ago	0° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 32 minutes ago		Dry
Bend 34 km E 1164.6m alt. 30 minutes ago	-1° C	-	Calm (2 kph at 317).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-1° C	Dry and cloudy.	Light winds from the NNE (13 kph at 30).	16 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 35 minutes ago	-3° C	-	Calm (0 kph at 180).
Bend 37 km SSE 1297m alt. 3 hours ago	-2° C	-	Calm (3 kph at 0).
Bend 37 km ESE 1158m alt. 40 minutes ago	0° C	-	Calm (0 kph at 355).
Camp Sherman 39 km NNE 920.5m alt. 44 minutes ago	1° C	-	Calm (0 kph at 21).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	-1° C	-	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.