– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Wed 03 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Wed 03 Jun Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 8°C on Thu afternoon, min -4°C on Fri night). Winds increasing (light winds from the W on Thu afternoon, strong winds from the WSW by Fri afternoon).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Mon night. Freeze-thaw conditions (max 5°C on Sun afternoon, min -5°C on Sat morning). Winds decreasing (fresh winds from the W on Sat morning, calm by Sun morning).
	Wednesday 3			Thursday 4			Friday 5			Saturday 6			Sunday 7			Monday 8
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	rain shwrs	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear	clear	clear	some clouds	cloudy	light snow	light snow	mod. snow
km/h	WSW	WSW	WNW	WNW	WSW	WSW	WSW	WSW	WSW	W	W	WNW	W	WSW	SE	W	WNW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2	4	10
mm	0.1	0.2	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	4	3	4	7	8	7	4	3	2	-4	-1	-1	2	5	4	-1	-1	-3
min °C	4	3	2	4	7	3	3	3	-4	-5	-1	-2	0	4	0	-1	-1	-3
chill °C	-1	-2	-3	0	5	-3	-4	-4	-13	-14	-6	-8	-4	2	-6	-7	-6	-10

Freezing level m	2950	3000	3500	3600	3750	3800	2900	3000	2050	2000	2400	1700	2650	3000	2550	2350	2300	1900
Cloud base (m)	2900	2250	1800	9150			2950	2850	1800	1850					3050	1850	1800	1800

	5:26	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—
	—	—	8:44	—	—	8:45	—	—	8:45	—	—	8:45	—	—	8:46	—	—	8:47

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 8°C on Thu afternoon, min -4°C on Fri night). Winds increasing (light winds from the W on Thu afternoon, strong winds from the WSW by Fri afternoon).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Mon night. Freeze-thaw conditions (max 5°C on Sun afternoon, min -5°C on Sat morning). Winds decreasing (fresh winds from the W on Sat morning, calm by Sun morning).

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. 44 minutes ago	11° C	Dry	Calm (0 kph at 161).
Bend 34 km E 1147m alt. 1 hour ago	13° C	Dry	Calm (2 kph at 246).
Bend 34 km E 1164.6m alt. 1 hour ago	14° C	Dry	Wind obs. (6 kph from 160 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	9° C	Dry and partly cloudy.	Light winds from the SW (9 kph at 220).	14 km Low: broken
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	9° C	Dry	Calm (2 kph at 295).
Bend 37 km SSE 1297m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 55 minutes ago	13° C	Dry	Calm (0 kph at 165).
Camp Sherman 39 km NNE 920.5m alt. 41 minutes ago	14° C	Dry	Calm (0 kph at 156).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	11° C	Dry	Light winds from the WSW (14 kph at 252).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	15° C	Dry	Calm (0 kph at 203).

* 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.