– Lat/Long: 44.10° N 121.77° W

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

Issued: 4 pm Thu 04 Jun Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Thu night, min -10°C on Sat morning). Winds increasing (light winds from the SW on Thu afternoon, gales from the WSW by Fri night).											Days 5–7 Weather Summary A moderate fall of snow, heaviest on Mon morning. Freeze-thaw conditions (max 3°C on Wed morning, min -7°C on Mon night). Winds decreasing (strong winds from the SW on Sun night, light winds from the NNE by Mon night).
	Thu 4		Friday 5			Saturday 6			Sunday 7			Monday 8			Tuesday 9
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	some clouds	some clouds	clear	clear	clear	some clouds	cloudy	some clouds	light snow	light snow	light snow	some clouds	some clouds	clear
km/h	SW	WSW	WSW	WSW	WSW	W	W	NW	WSW	SSW	WSW	WSW	WSW	WNW	NNE	NNE	N
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	4	4	2	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	4	0	-2	0	-8	-8	-6	-5	-3	-5	-5	-4	-5	-5	-2	1
min °C	2	1	-2	-2	-6	-10	-9	-9	-5	-4	-5	-5	-5	-7	-5	-4	-1
chill °C	-1	-7	-12	-11	-18	-21	-19	-19	-13	-12	-13	-12	-14	-14	-13	-12	-8

Freezing level m	3650	3700	2900	2900	2450	2000	2100	1450	2550	2600	2200	2250	2350	2000	2300	2750	3150
Cloud base (m)			2800	2750	1900	1850	2050	1800	6850		2550	1850	1800	1800	1850	1850	1850

	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:22	—	—
	—	8:45	—	—	8:45	—	—	8:45	—	—	8:46	—	—	8:47	—	—	8:47

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 4°C on Thu night, min -10°C on Sat morning). Winds increasing (light winds from the SW on Thu afternoon, gales from the WSW by Fri night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Mon morning. Freeze-thaw conditions (max 3°C on Wed morning, min -7°C on Mon night). Winds decreasing (strong winds from the SW on Sun night, light winds from the NNE by Mon night).

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	16° C	Dry	Calm (2 kph at 315).
Bend 34 km E 1147m alt. 2 hours ago	17° C	Dry	Calm (2 kph at 70).
Bend 34 km E 1164.6m alt. 24 minutes ago	17° C	Dry	Calm (3 kph at 68).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	16° C	Clear	Light winds from the S (9 kph at 170).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 38 minutes ago	9° C	Dry	Calm (3 kph at 309).
Bend 37 km SSE 4255m alt. 38 minutes ago	14° C	Dry	Calm (5 kph at 211).
Bend 37 km ESE 1158m alt. 1 hour ago	18° C	Dry	Calm (0 kph at 318).
Camp Sherman 39 km NNE 920.5m alt. 42 minutes ago	14° C	Dry	Calm (2 kph at 4).
Rainbow wx 41 km WSW 410m alt. 3 hours ago	14° C	Dry	Light winds from the WNW (18 kph at 283).
Cloverdale wx 42 km NE 947m alt. 41 minutes ago	17° C	Dry	Calm (3 kph at 196).

* 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.