– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 am Sat 06 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Sat 06 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 Mon night. Temperatures will be below freezing (max -2°C on Mon morning, min -7°C on Sat night). Winds increasing (near gales from the WNW on Sat night, extremely windy from the W by Mon night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 1°C on Thu night, min -4°C on Wed afternoon). Winds decreasing (extremely windy from the W on Tue night, strong winds from the W by Thu night).
	Saturday 6			Sunday 7			Monday 8			Tuesday 9			Wednesday 10			Thursday 11
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	snow shwrs	light snow	light snow	light snow	light snow	heavy snow	heavy snow	mod. snow	heavy snow	heavy snow	heavy snow	light snow	cloudy	light snow	light snow	snow shwrs
km/h	WNW	WNW	WSW	W	W	W	W	W	W	W	W	W	W	W	WNW	WNW	WNW	WNW
See all weather maps
cm	—	—	1	4	4	5	3	11	21	10	13	33	14	3	—	2	2	1
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-6	-4	-5	-4	-5	-4	-2	-2	-2	-1	0	0	-2	-3	-3	-2	-2	1
min°C	-6	-6	-7	-5	-6	-5	-3	-2	-3	-1	-1	-3	-3	-4	-4	-2	-2	-3
chill°C	-19	-18	-20	-18	-17	-17	-15	-14	-15	-13	-13	-15	-15	-16	-16	-13	-13	-13

Freezing level (m)	1800	1900	1500	2350	2300	2350	2650	2700	2800	2950	3000	2950	2600	2250	2100	2550	2750	2700
Cloud base (m)	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800

	7:26	—	—	7:28	—	—	7:28	—	—	7:30	—	—	7:31	—	—	7:31	—	—
	—	4:28	—	—	4:28	—	—	4:28	—	—	4:28	—	—	4:28	—	—	4:28	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -2°C on Mon morning, min -7°C on Sat night). Winds increasing (near gales from the WNW on Sat night, extremely windy from the W by Mon night).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 1°C on Thu night, min -4°C on Wed afternoon). Winds decreasing (extremely windy from the W on Tue night, strong winds from the W by Thu 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 2 hours ago	5° C	Dry	Light winds from the SW (6 kph at 235).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	5° C	Dry	Calm (3 kph at 262).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	5° C	Dry	Light winds from the S (6 kph at 188).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	4° C	Dry and partly cloudy.	Light winds from the W.(Wind varies from 230 to 290 degs) (15 kph at 260).	16 km Low: scattered Mid: broken High: broken
Bend 37 km SSE 1297m alt. 32 minutes ago	3° C	Dry	Calm (3 kph at 104).
Bend 37 km ESE 1158m alt. 1 hour ago	5° C	Dry	Calm (0 kph at 152).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago		Dry
Deschutes River Woods wx 40 km ESE 1185m alt. 30 minutes ago	4° C	Dry	Calm (5 kph at 192).
Bend 40 km E 1102m alt. 55 minutes ago	1° C	-	Light winds from the SW (8 kph at 231).

* 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.