– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 pm Mon 12 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Mon 12 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Freeze-thaw conditions (max 7°C on Thu morning, min -8°C on Mon afternoon). Winds decreasing (strong winds from the NNE on Mon night, calm by Wed afternoon).											Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 8°C on Thu night, min 0°C on Sat night). Mainly near gales.
	Mon 12		Tuesday 13			Wednesday 14			Thursday 15			Friday 16			Saturday 17
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	2800		3200	3050		5550	3450			9600				9550	8600	3100	2300
km/h	NNW	NNE	N	NNW	NW	NNW	E	SSE	S	SSW	SW	SW	SW	WSW	WSW	WSW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-7	0	1	0	3	2	1	4	7	7	8	8	7	6	3	1	3
min °C	-8	-6	0	0	2	2	1	3	5	6	8	8	7	4	2	1	0
chill °C	-16	-15	-6	-5	-4	-4	-1	2	2	2	4	5	4	-3	-5	-6	-8

Freezing level m	2300	2500	3250	3250	3550	3400	3350	3850	4200	4200	4350	4350	4200	4000	3550	3250	3450

	—	—	7:18	—	—	7:20	—	—	7:20	—	—	7:22	—	—	7:22	—	—
	6:28	—	—	6:27	—	—	6:24	—	—	6:22	—	—	6:22	—	—	6:20	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 7°C on Thu morning, min -8°C on Mon afternoon). Winds decreasing (strong winds from the NNE on Mon night, calm by Wed afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 8°C on Thu night, min 0°C on Sat night). Mainly near gales.

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	0°C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 49 minutes ago	2°C	-	Calm (0 kph at 300).
Bend 34 km E 1164.6m alt. 1 hour ago	6°C	Dry	Calm (0 kph at 114).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	2°C	Clear	Light winds from the N (6 kph at 0).	13 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	-1°C	-	Calm (0 kph at 316).
Bend 37 km SSE 1297m alt. 48 minutes ago	-2°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	4°C	Dry	Calm (0 kph at 341).
Rainbow wx 41 km WSW 410m alt. 59 minutes ago	6°C	Dry	Calm (2 kph at 318).
Cloverdale wx 42 km NE 947m alt. 57 minutes ago	1°C	-	Calm (0 kph at 50).
La Pine 43 km SSE 1298m alt. 1 hour ago	-1°C	-	Calm (0 kph at 325).

* 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.