– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 pm Thu 17 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Thu 17 Sep Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Mild temperatures (max 7°C on Sat night, min 1°C on Thu afternoon). Winds decreasing (fresh winds from the NE on Thu afternoon, calm by Sat afternoon).											Days 5–7 Weather Summary Mostly dry. Mild temperatures (max 7°C on Sun afternoon, min 4°C on Tue afternoon). Winds increasing (calm on Sun afternoon, fresh winds from the SSW by Wed morning).
	Thu 17		Friday 18			Saturday 19			Sunday 20			Monday 21			Tuesday 22
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light rain	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	cloudy	clear	clear
Cloud base (m)	3150					9450	9550	8800	9150	9300				7350	6550
km/h	NNW	NNE	NNW	NW	N	NNW	ESE	WSW	SSW	E	SW	SW	SW	WSW	WSW	WSW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	3	3	5	6	6	6	7	7	7	7	6	6	7	5	4	6
min °C	1	2	3	3	5	6	6	7	7	7	6	5	5	6	5	4	4
chill °C	-4	-3	-2	0	1	4	6	5	6	7	3	1	1	1	0	-1	-1

Freezing level m	3350	3600	3650	3900	4000	4050	4100	4150	4150	4200	4100	3900	4000	4050	3850	3800	3950

	—	—	6:48	—	—	6:50	—	—	6:50	—	—	6:52	—	—	6:52	—	—
	7:14	—	—	7:12	—	—	7:09	—	—	7:07	—	—	7:06	—	—	7:05	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 7°C on Sat night, min 1°C on Thu afternoon). Winds decreasing (fresh winds from the NE on Thu afternoon, calm by Sat afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Mild temperatures (max 7°C on Sun afternoon, min 4°C on Tue afternoon). Winds increasing (calm on Sun afternoon, fresh winds from the SSW by Wed 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	14°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 3 hours ago	14°C	Dry	Calm (3 kph at 191).
Bend 34 km E 1164.6m alt. 1 hour ago	13°C	Dry	Wind obs. (10 kph from 160 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	11°C	Dry and cloudy.	Light winds from the S (15 kph at 180).	0.0 km High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 45 minutes ago	12°C	Dry	Calm (2 kph at 235).
Bend 37 km SSE 1297m alt. 44 minutes ago	11°C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	13°C	Dry	Calm (0 kph at 203).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	12°C	Dry	Calm (2 kph at 225).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	16°C	Dry	Light winds from the W (16 kph at 259).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	17°C	Dry	Calm (0 kph at 261).

* 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.