– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 pm Tue 06 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Tue 06 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. Very mild (max 15°C on Wed afternoon, min 2°C on Fri afternoon). Winds increasing (calm on Thu morning, near gales from the W by Fri afternoon).										Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 6°C on Mon afternoon, min -7°C on Sat night). Winds decreasing (strong winds from the NE on Sun morning, light winds from the SSE by Mon afternoon).
		Wednesday 7			Thursday 8			Friday 9			Saturday 10			Sunday 11
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear	cloudy	snow shwrs	some clouds	clear	clear
Cloud base (m)								8800	2150	1800	1800	2400	1800	1850
km/h	SW	WSW	WSW	W	WSW	WSW	W	W	W	WNW	NNW	NNE	NE	ENE	ENE	E
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	4	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	12	14	15	12	14	14	11	7	6	0	-4	-4	-6	-5	-1	0
min °C	12	12	14	11	11	14	9	7	2	-3	-6	-5	-7	-6	-2	-2
chill °C	10	10	13	11	11	13	5	2	-5	-10	-12	-9	-17	-16	-10	-10

Freezing level m	4450	4350	4400	4500	4450	4500	4400	3700	2800	1700	1750	2000	1550	1600	2200	1300

	—	7:11	—	—	7:11	—	—	7:13	—	—	7:15	—	—	7:16	—	—
	—	—	6:37	—	—	6:35	—	—	6:34	—	—	6:31	—	—	6:30	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 15°C on Wed afternoon, min 2°C on Fri afternoon). Winds increasing (calm on Thu morning, near gales from the W by Fri afternoon).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 6°C on Mon afternoon, min -7°C on Sat night). Winds decreasing (strong winds from the NE on Sun morning, light winds from the SSE by Mon 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. 2 hours ago	7°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	9°C	Dry	Calm (2 kph at 321).
Bend 34 km E 1164.6m alt. 39 minutes ago	15°C	Dry	Calm (5 kph at 136).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	3°C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 56 minutes ago	6°C	Dry	Calm (0 kph at 305).
Bend 37 km SSE 1297m alt. 1 hour ago	1°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 2 hours ago	11°C	Dry	Calm (0 kph at 330).
Deschutes River Woods wx 40 km ESE 1185m alt. 58 minutes ago	7°C	Dry	Calm (2 kph at 61).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	18°C	Dry	Light winds from the ESE (11 kph at 106).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	3°C	Dry	Calm (0 kph at 222).

* 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.