– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Fri 29 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Fri 29 May 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 Fri morning. Freeze-thaw conditions (max 5°C on Sun afternoon, min -2°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri night, calm by Sun afternoon).									Days 4–6 Weather Summary Mostly dry. Very mild (max 10°C on Tue afternoon, min 2°C on Wed night). Winds increasing (light winds from the WSW on Mon afternoon, strong winds from the W by Wed night).
	Friday 29			Saturday 30			Sunday 31			Monday 1			Tuesday 2			Wednesday 3
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	mod. snow	light snow	some clouds	some clouds	clear	clear	some clouds	clear	clear	clear	clear	clear	some clouds	some clouds	cloudy	light rain	clear	clear
km/h	NW	WNW	WNW	WNW	W	NW	NW	WSW	SW	SSW	WNW	WSW	SW	WSW	SW	W	W	WNW
See all weather maps
cm	7	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.2	—	—
max °C	1	0	1	0	1	0	3	5	4	6	9	7	8	10	8	4	5	4
min °C	0	0	-2	-1	0	-1	1	4	3	5	8	6	8	10	4	3	4	2
chill °C	-6	-6	-7	-6	-3	-6	-3	4	-1	3	7	3	5	8	1	-2	-1	-4

Freezing level m	2500	2550	1900	2450	2650	2050	2800	3000	3200	3250	3550	3700	3550	3800	3650	3050	3250	3400
Cloud base (m)	1800	1800	1800	7150			6900			9300		9050			6250	2800		1800

	5:28	—	—	5:28	—	—	5:26	—	—	5:26	—	—	5:26	—	—	5:26	—	—
	—	—	8:39	—	—	8:40	—	—	8:42	—	—	8:43	—	—	8:43	—	—	8:44

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Fri morning. Freeze-thaw conditions (max 5°C on Sun afternoon, min -2°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri night, calm by Sun afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Tue afternoon, min 2°C on Wed night). Winds increasing (light winds from the WSW on Mon afternoon, strong winds from the W by Wed night).

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	10° C	Dry	Calm (0 kph at 349).
Bend 34 km E 1147m alt. 3 hours ago	10° C	Dry	Calm (0 kph at 227).
Bend 34 km E 1164.6m alt. 3 hours ago	11° C	Dry	Calm (0 kph at 125).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	9° C	Dry and cloudy.	Light winds from the SSW (13 kph at 200).	11 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 48 minutes ago	5° C	Dry	Calm (2 kph at 278).
Bend 37 km SSE 1297m alt. 1 hour ago	8° C	Dry	Light winds from the WNW (6 kph at 283).
Bend 37 km ESE 1158m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 201).
Camp Sherman 39 km NNE 920.5m alt. 3 hours ago	10° C	Dry	Calm (0 kph at 167).
Rainbow wx 41 km WSW 410m alt. 50 minutes ago	6° C	Dry	Light winds from the SW (11 kph at 232).
Cloverdale wx 42 km NE 947m alt. 50 minutes ago	12° C	Dry	Calm (2 kph at 211).

* 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.