– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Mon 04 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Mon 04 May Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Temperatures will be slightly above freezing (max 4°C on Wed afternoon, min 2°C on Mon afternoon). Winds increasing (light winds from the NNW on Tue afternoon, gales from the WNW by Wed night).											Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Sat night, min -3°C on Fri morning). Winds decreasing (gales from the WSW on Fri morning, calm by Sat afternoon).
	Mon 4		Tuesday 5			Wednesday 6			Thursday 7			Friday 8			Saturday 9
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	light rain	rain shwrs	clear	some clouds	some clouds	clear	clear	some clouds	cloudy	some clouds	clear	clear	clear	some clouds
km/h	NNW	NE	NE	NNW	NNW	WNW	W	W	WNW	W	W	WSW	WNW	NW	NNW	E	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	0.2	0.1	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	3	2	2	3	3	4	4	4	3	4	-1	-3	1	2	3	5
min °C	2	2	2	2	3	3	3	3	2	2	2	-3	-3	-2	2	2	4
chill °C	-2	-2	-3	-2	0	-1	-2	-5	-5	-5	-6	-13	-13	-12	-4	2	0

Freezing level m	3400	3450	3400	3500	3650	3600	3750	3750	3550	3650	3650	2750	2800	3000	3450	3600	3850
Cloud base (m)	3400	1800	2150	3050							7300		2800	2050		9150	9550

	—	—	5:52	—	—	5:52	—	—	5:50	—	—	5:48	—	—	5:48	—	—
	—	8:13	—	—	8:14	—	—	8:15	—	—	8:16	—	—	8:17	—	—	8:19

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Temperatures will be slightly above freezing (max 4°C on Wed afternoon, min 2°C on Mon afternoon). Winds increasing (light winds from the NNW on Tue afternoon, gales from the WNW by Wed night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 5°C on Sat night, min -3°C on Fri morning). Winds decreasing (gales from the WSW on Fri morning, calm by Sat afternoon).

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	24° C	Dry	Calm (5 kph at 331).
Bend 34 km E 1147m alt. 2 hours ago	24° C	Dry	Wind obs. (10 kph from 72 degs) was rejected.
Bend 34 km E 1164.6m alt. 3 hours ago	26° C	Dry	Wind obs. (6 kph from 38 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	21° C	-	Moderate winds from the NNW (20 kph at 330).	14 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	18° C	Dry	Light winds from the NW (13 kph at 304).
Bend 37 km SSE 1297m alt. 1 hour ago	22° C	Dry	Calm (5 kph at 277).
Bend 37 km ESE 1158m alt. 1 hour ago	24° C	Dry	Calm (5 kph at 307).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	25° C	Dry	Wind obs. (11 kph from 8 degs) was rejected.
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	24° C	Dry	Calm (5 kph at 350).
Rainbow wx 41 km WSW 410m alt. 59 minutes ago	14° C	Dry	Fresh winds from the WSW (29 kph at 240).

* 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.