– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 pm Sun 25 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Sun 25 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -2°C on Sun night, min -6°C on Tue night). Winds decreasing (strong winds from the W on Mon afternoon, moderate winds from the WNW by Tue morning).										Days 5–7 Weather Summary A dusting of new snow. Temperatures will be below freezing (max -2°C on Thu morning, min -8°C on Sat morning). Winds decreasing (strong winds from the WSW on Wed night, light winds from the SW by Fri afternoon).
		Monday 26			Tuesday 27			Wednesday 28			Thursday 29			Friday 30
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	snow shwrs	light snow	mod. snow	light snow	light snow	cloudy	some clouds	snow shwrs	cloudy	some clouds	cloudy	cloudy	cloudy	clear	clear	cloudy
Cloud base (m)	1850	1800	1800	1800	1800	1800	1800	1800	1800	1900	2000	1850	1800		2650
km/h	WSW	W	W	W	W	W	W	W	W	WSW	SW	S	WSW	SW	SW	SW
See all weather maps
cm	6	2	6	4	2	—	—	1	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-2	-5	-4	-4	-4	-4	-3	-5	-4	-3	-2	-2	-4	-5	-5	-6
min °C	-5	-5	-4	-5	-5	-5	-6	-6	-4	-4	-4	-2	-6	-7	-5	-7
chill °C	-14	-13	-13	-14	-12	-14	-16	-16	-13	-13	-12	-9	-15	-14	-11	-14

Freezing level m	1750	1750	1750	1750	1800	1750	1400	1750	1850	1300	2050	2150	1500	1750	1850	1200

	—	7:35	—	—	7:35	—	—	7:37	—	—	7:39	—	—	7:39	—	—
	—	—	6:06	—	—	6:04	—	—	6:02	—	—	6:00	—	—	6:00	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -2°C on Sun night, min -6°C on Tue night). Winds decreasing (strong winds from the W on Mon afternoon, moderate winds from the WNW by Tue morning).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Temperatures will be below freezing (max -2°C on Thu morning, min -8°C on Sat morning). Winds decreasing (strong winds from the WSW on Wed night, light winds from the SW by Fri afternoon).

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 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 41 minutes ago	4°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 22 minutes ago	4°C	Dry	Calm (3 kph at 9).
Bend 34 km E 1164.6m alt. 2 hours ago	6°C	Dry	Light winds from the WSW (6 kph at 253).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	3°C	Dry and cloudy.	Light winds from the SW (11 kph at 220).	16 km Low: few Mid: broken High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	0°C	-	Calm (0 kph at 232).
Bend 37 km SSE 1297m alt. 25 minutes ago	1°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 40 minutes ago	5°C	Dry	Calm (0 kph at 238).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	4°C	Dry	Calm (0 kph at 90).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	2°C	-	Light winds from the S (16 kph at 180).
Cloverdale wx 42 km NE 947m alt. 48 minutes ago	6°C	Dry	Calm (0 kph at 225).

* 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.