– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Mon 08 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Mon 08 Jun Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A light covering of new snow mostly falling on Mon afternoon. Freeze-thaw conditions (max 4°C on Wed night, min -1°C on Mon night). Winds decreasing (gales from the W on Mon night, light winds from the NE by Wed night).									Days 4–6 Weather Summary Mostly dry. Very mild (max 15°C on Sat afternoon, min 7°C on Thu morning). Wind will be generally light.
	Monday 8			Tuesday 9			Wednesday 10			Thursday 11			Friday 12			Saturday 13
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	light snow	cloudy	cloudy	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	SW	WSW	W	W	WNW	WNW	WNW	NW	ENE	NNE	WNW	W	WNW	N	WNW	ESE	ESE	W
See all weather maps
cm	1	4	3	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	2	1	-1	1	1	2	3	4	9	11	10	11	13	12	13	15	14
min °C	1	2	-1	-1	0	0	1	2	2	7	10	9	10	13	11	12	15	12
chill °C	-6	-6	-10	-10	-8	-8	-6	-5	-4	5	10	7	9	13	10	12	15	12

Freezing level m	2700	2850	2450	2300	2700	3100	2850	2800	3700	3900	4000	4050	4000	4300	4450	4300	4550	4650
Cloud base (m)	2050	1800	1800	1800	1950	1850				9400

	5:24	—	—	5:22	—	—	5:22	—	—	5:22	—	—	5:22	—	—	5:22	—	—
	—	—	8:47	—	—	8:47	—	—	8:49	—	—	8:50	—	—	8:50	—	—	8:51

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Mon afternoon. Freeze-thaw conditions (max 4°C on Wed night, min -1°C on Mon night). Winds decreasing (gales from the W on Mon night, light winds from the NE by Wed night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 15°C on Sat afternoon, min 7°C on Thu morning). Wind will be generally light.

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. 1 hour ago	13° C	Dry	Calm (2 kph at 113).
Bend 34 km E 1147m alt. 52 minutes ago	12° C	Dry	Calm (5 kph at 218).
Bend 34 km E 1164.6m alt. 56 minutes ago	13° C	Dry	Light winds from the SSW (8 kph at 203).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	10° C	Dry and cloudy.	Light winds from the SW (19 kph at 230).	16 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	8° C	Dry	Wind obs. (11 kph from 212 degs) was rejected.
Bend 37 km SSE 1297m alt. 39 minutes ago	13° C	Dry	Calm (5 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	13° C	Dry	Calm (2 kph at 259).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	13° C	Dry	Calm (0 kph at 265).
Rainbow wx 41 km WSW 410m alt. 3 hours ago	8° C	Dry	Light winds from the SSE (18 kph at 147).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	14° C	Dry	Calm (3 kph at 227).

* 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.