– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 pm Tue 20 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Tue 20 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 3°C on Wed afternoon, min -2°C on Thu afternoon). Winds increasing (calm on Wed night, gales from the NNW by Thu night).											Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Mon morning, min -1°C on Fri afternoon). Winds decreasing (strong winds from the N on Fri afternoon, light winds from the NNW by Sat morning).
	Tue 20		Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	clear	clear	some clouds	some clouds	cloudy	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	clear
Cloud base (m)	7250	6900	7750	8650		3350	2800	1800			9400	8900		7100	6950	7200
km/h	S	SSW	SSE	SW	SE	N	NW	NNW	N	N	NNE	NNW	NW	W	NW	WNW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	2	2	3	2	1	-2	-1	-1	0	2	3	4	4	4	4	4
min °C	0	1	2	3	2	0	-2	-2	-2	-1	1	3	4	4	4	4	4
chill °C	-7	-5	0	1	2	-3	-7	-10	-12	-9	-6	1	2	2	0	1	1

Freezing level m	3300	3450	3450	3500	3450	3100	2800	1450	3050	3150	3450	3650	3700	3750	3700	3700	3700

	—	—	7:28	—	—	7:30	—	—	7:31	—	—	7:31	—	—	7:33	—	—
	6:15	—	—	6:13	—	—	6:12	—	—	6:09	—	—	6:08	—	—	6:07	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 3°C on Wed afternoon, min -2°C on Thu afternoon). Winds increasing (calm on Wed night, gales from the NNW by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 5°C on Mon morning, min -1°C on Fri afternoon). Winds decreasing (strong winds from the N on Fri afternoon, light winds from the NNW 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. 2 hours ago	6°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	7°C	Dry	Calm (0 kph at —).
Bend 34 km E 1164.6m alt. 2 hours ago	9°C	Dry	Calm (0 kph at 80).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	7°C	Clear	Light winds from the N (13 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 45 minutes ago	3°C	Dry	Calm (0 kph at 225).
Bend 37 km SSE 1297m alt. 1 hour ago	8°C	Dry	Calm (2 kph at 47).
Bend 37 km ESE 1158m alt. 2 hours ago	8°C	Dry	Calm (0 kph at 314).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	15°C	Dry	Light winds from the SE (16 kph at 124).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	8°C	Dry	Calm (0 kph at 36).
La Pine 43 km SSE 1298m alt. 1 hour ago	8°C	Dry	Calm (2 kph at 134).

* 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.