– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 pm Tue 22 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Tue 22 Sep Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A light covering of new snow mostly falling on Thu night. Freeze-thaw conditions (max 5°C on Wed night, min -7°C on Fri morning). Winds increasing (light winds from the W on Tue night, extremely windy from the SW by Thu night).										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 2°C on Sat night, min -5°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri night, calm by Sat morning).
		Wednesday 23			Thursday 24			Friday 25			Saturday 26			Sunday 27
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	clear	clear	cloudy	light snow	light snow	some clouds	clear	clear	clear	cloudy	cloudy	some clouds	clear
Cloud base (m)		6600	6800		6900	6850	2250	1800	1900	1950		8900	5700		3300
km/h	SW	SW	SSW	SW	SW	SSW	SW	W	W	NW	W	S	SSW	SSW	WNW	W
See all weather maps
cm	—	—	—	—	—	—	4	2	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	4	3	4	5	5	5	4	-7	-5	-4	-1	-1	2	0	0	0
min °C	4	3	3	4	5	5	-6	-7	-6	-5	-3	-2	1	0	-1	-1
chill °C	0	-2	-1	-2	-2	-1	-19	-20	-16	-13	-7	-5	-4	-5	-5	-7

Freezing level m	3750	3600	3700	3900	3900	3950	2950	2050	2300	2050	3000	2950	3300	3150	3000	3050

	—	6:54	—	—	6:56	—	—	6:56	—	—	6:58	—	—	6:58	—	—
	—	—	7:02	—	—	7:00	—	—	6:59	—	—	6:57	—	—	6:54	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Thu night. Freeze-thaw conditions (max 5°C on Wed night, min -7°C on Fri morning). Winds increasing (light winds from the W on Tue night, extremely windy from the SW by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 2°C on Sat night, min -5°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri night, calm 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	6°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	8°C	Dry	Calm (0 kph at 68).
Bend 34 km E 1164.6m alt. 2 hours ago	11°C	Dry	Calm (3 kph at 88).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	8°C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	7°C	Dry	Calm (0 kph at 257).
Bend 37 km SSE 1297m alt. 1 hour ago	8°C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	10°C	Dry	Calm (0 kph at 321).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	7°C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	10°C	Dry	Calm (2 kph at 223).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	8°C	Dry	Calm (0 kph at 249).

* 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.