– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3pm Fri 09 Dec Local Time
Updates in: hr min s
Update imminent

Issued: 3pm Fri 09 Dec Local Time

Updates in: hr min s

Update imminent

	South Sister Volcano Weather (Days 0-3): A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be well below freezing (max -7°C on Fri night, min -14°C on Sun morning). Winds decreasing (extremely windy from the SW on Fri afternoon, calm by Sat night).									(Days 3-6): Mostly dry. Temperatures will be well below freezing (max -9°C on Mon night, min -14°C on Tue night). Winds decreasing (fresh winds from the NNW on Mon afternoon, calm by Tue night).
	Fri 9		Saturday 10			Sunday 11			Monday 12			Tuesday 13			Wednesday 14			Thu 15
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM

	heavy snow	heavy snow	snow shwrs	mod. snow	heavy snow	light snow	mod. snow	snow shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Wind km/h	SW	SW	SW	SW	W	NNW	NNW	N	N	NNW	NNW	ESE	SE	NNW	S	S	SE	SE
See all weather maps
cm	12	15	3	6	13	5	8	3	-	-	-	-	-	-	-	-	-	-
mm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Max °C	-8	-7	-11	-12	-12	-13	-13	-11	-10	-10	-9	-10	-11	-12	-14	-14	-13	-12
Min °C	-9	-10	-11	-12	-13	-14	-14	-13	-10	-10	-10	-10	-11	-14	-14	-14	-13	-12
Feels °C	-31	-30	-31	-23	-17	-24	-24	-21	-19	-20	-16	-14	-16	-16	-18	-19	-19	-20

Freezing Level m	1100	1250	1550	1450	1100	1150	1050	700	850	750	400	700	550	0	300	300	0	450

	-	-	7:31	-	-	7:31	-	-	7:31	-	-	7:33	-	-	7:33	-	-	7:35
	4:28	-	-	4:28	-	-	4:28	-	-	4:28	-	-	4:28	-	-	4:29	-	-

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be well below freezing (max -7°C on Fri night, min -14°C on Sun morning). Winds decreasing (extremely windy from the SW on Fri afternoon, calm by Sat night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Temperatures will be well below freezing (max -9°C on Mon night, min -14°C on Tue night). Winds decreasing (fresh winds from the NNW on Mon afternoon, calm by Tue 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
Bend 18 km SE 1889m alt. 2 hours ago	-1° C	-	Light winds from the S (11 kph at 184).
Sunriver wx 23 km SE 1684m alt. 1 hour ago	-4° C	-	Calm (0 kph at 152).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	-1° C	-	Calm (2 kph at 64).
Sisters 32 km NE 964m alt. 3 hours ago	1° C	-	Light winds from the SE (6 kph at 126).
Bend 34 km E 1147m alt. 2 hours ago	-1° C	-	Wind obs. (10 kph from 264 degs) was rejected.

* 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.