– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Mon 26 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Mon 26 Oct 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 Tue morning. Temperatures will be well below freezing (max -6°C on Tue night, min -10°C on Mon morning). Winds increasing (moderate winds from the W on Tue morning, gales from the W by Wed afternoon).									Days 4–6 Weather Summary A dusting of new snow. Temperatures will be well below freezing (max -8°C on Sat night, min -12°C on Fri morning). Winds decreasing (near gales from the SW on Thu morning, moderate winds from the WSW by Sat morning).
	Monday 26			Tuesday 27			Wednesday 28			Thursday 29			Friday 30			Saturday 31
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	mod. snow	light snow	light snow	clear	clear	snow shwrs	snow shwrs	some clouds	cloudy	snow shwrs	clear	some clouds	some clouds	cloudy	light snow	clear
Cloud base (m)	1800	1800	1800	1800	1800	1800	1800	1800	1800	1800	2000	1800	1800	1950	1800	2250	1850	1800
km/h	W	W	W	W	WNW	W	W	W	WSW	SW	SW	WSW	WSW	WSW	WSW	WSW	W	WNW
See all weather maps
cm	4	2	7	5	1	—	—	2	1	—	—	2	—	—	—	—	2	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-9	-8	-8	-9	-7	-6	-9	-9	-8	-9	-10	-10	-12	-12	-11	-12	-12	-8
min °C	-10	-8	-9	-9	-8	-8	-9	-9	-10	-9	-10	-11	-12	-12	-12	-12	-12	-12
chill °C	-21	-20	-20	-19	-17	-20	-21	-21	-22	-20	-20	-21	-23	-22	-22	-22	-21	-21

Freezing level m	1750	1850	1750	1800	1750	1050	1800	1700	1500	1750	1800	1000	1550	1600	900	1550	1600	950

	7:35	—	—	7:35	—	—	7:37	—	—	7:39	—	—	7:39	—	—	7:41	—	—
	—	6:06	—	—	6:04	—	—	6:02	—	—	6:00	—	—	6:00	—	—	5:58	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Tue morning. Temperatures will be well below freezing (max -6°C on Tue night, min -10°C on Mon morning). Winds increasing (moderate winds from the W on Tue morning, gales from the W by Wed afternoon).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Temperatures will be well below freezing (max -8°C on Sat night, min -12°C on Fri morning). Winds decreasing (near gales from the SW on Thu morning, moderate winds from the WSW by Sat 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 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 1 hour ago	9°C	Dry	Calm (2 kph at 243).
Bend 34 km E 1147m alt. 1 hour ago	7°C	Dry	Calm (5 kph at 195).
Bend 34 km E 1164.6m alt. 1 hour ago	10°C	Dry	Light winds from the SW (11 kph at 223).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	6°C	Dry and partly cloudy.	Moderate winds from the SSW (22 kph at 210).	16 km Low: scattered Mid: broken High: broken
Bend 37 km SSE 1297m alt. 2 hours ago	6°C	Dry	Calm (5 kph at 254).
Bend 37 km ESE 1158m alt. 1 hour ago	9°C	Dry	Calm (2 kph at 223).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	11°C	Dry	Light winds from the WSW (8 kph at 253).
Rainbow wx 41 km WSW 410m alt. 40 minutes ago	3°C	Dry	Light winds from the S (14 kph at 171).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	12°C	Dry	Calm (2 kph at 284).
La Pine 43 km SSE 1298m alt. 1 hour ago	6°C	Dry	Calm (2 kph at 194).

* 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.