– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 am Fri 23 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Fri 23 Oct 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 Sat morning, min -3°C on Fri morning). Winds decreasing (near gales from the N on Fri morning, light winds from the NNE by Fri night).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Tue night. Temperatures will be below freezing (max -2°C on Mon morning, min -7°C on Tue morning). Winds decreasing (strong winds from the S on Mon night, light winds from the ENE by Tue afternoon).
	Friday 23			Saturday 24			Sunday 25			Monday 26			Tuesday 27			Wednesday 28
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	clear	some clouds	cloudy	cloudy	some clouds	some clouds	clear	some clouds	some clouds	some clouds	light snow	light snow	some clouds	clear	clear
Cloud base (m)	1850			7200	6750	6900	6600	6200	6400	8100	5200		2650	2450	1800	5500	3050
km/h	N	NNE	NW	W	W	WSW	SW	SSW	SSW	S	SSE	SSE	SSE	NE	N	NE	E	ENE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	2	3	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-2	0	1	2	1	1	0	-1	-1	-2	-2	-2	-6	-7	-5	-5	-4	-3
min °C	-3	-1	1	1	1	0	0	-1	-1	-2	-2	-5	-7	-7	-7	-5	-4	-4
chill °C	-13	-8	-4	-3	-4	-6	-6	-7	-8	-8	-7	-13	-13	-10	-14	-12	-9	-10

Freezing level m	2450	3150	3350	3400	3300	3300	3150	3000	3000	2900	2900	2400	2350	2100	1900	2450	2600	2300

	7:31	—	—	7:31	—	—	7:33	—	—	7:35	—	—	7:35	—	—	7:37	—	—
	—	6:09	—	—	6:08	—	—	6:07	—	—	6:06	—	—	6:04	—	—	6:02	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 2°C on Sat morning, min -3°C on Fri morning). Winds decreasing (near gales from the N on Fri morning, light winds from the NNE by Fri night).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Tue night. Temperatures will be below freezing (max -2°C on Mon morning, min -7°C on Tue morning). Winds decreasing (strong winds from the S on Mon night, light winds from the ENE by Tue afternoon).

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	6°C	Dry	Calm (2 kph at 307).
Bend 34 km E 1147m alt. 1 hour ago	3°C	Dry	Calm (3 kph at 217).
Bend 34 km E 1164.6m alt. 1 hour ago	3°C	Dry	Calm (0 kph at 58).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	-1°C	Clear	Light winds from the S (7 kph at 190).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	1°C	-	Light winds from the NW (6 kph at 311).
Bend 37 km SSE 1297m alt. 2 hours ago	3°C	Dry	Calm (3 kph at 325).
Bend 37 km ESE 1158m alt. 1 hour ago	4°C	Dry	Calm (0 kph at 188).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	4°C	Dry	Calm (2 kph at 184).
Rainbow wx 41 km WSW 410m alt. 42 minutes ago	2°C	-	Calm (2 kph at 234).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	7°C	Dry	Calm (2 kph at 168).

* 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.