– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Sun 12 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Sun 12 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Tue afternoon, min -7°C on Mon morning). Winds increasing (light winds from the S on Sun morning, gales from the W by Tue night).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Wed morning. Temperatures will be below freezing (max -3°C on Fri afternoon, min -13°C on Wed night). Winds decreasing (near gales from the W on Wed morning, calm by Fri afternoon).
	Sunday 12			Monday 13			Tuesday 14			Wednesday 15			Thursday 16			Friday 17
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	light snow	light snow	snow shwrs	some clouds	some clouds	cloudy	heavy snow	mod. snow	snow shwrs	light snow	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds
km/h	WNW	W	WNW	W	NW	WNW	W	WSW	W	W	W	WNW	NNW	NW	NNW	NNW	WSW	WSW
See all weather maps
cm	2	3	4	2	1	—	—	—	11	10	2	5	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-4	-4	-4	-5	-4	-3	-3	-2	-4	-7	-10	-12	-9	-7	-7	-4	-3	-4
min °C	-4	-4	-5	-7	-5	-4	-4	-3	-5	-9	-10	-13	-11	-8	-8	-6	-3	-4
chill °C	-7	-10	-14	-17	-14	-11	-12	-13	-16	-21	-21	-24	-22	-16	-15	-12	-5	-9

Freezing level m	1950	1950	1700	1450	1600	1150	1900	1800	1400	1150	1150	0	1100	1400	1000	1750	2000	1050
Cloud base (m)	1850	1800	1800	1800	1800	1800	4550	2050	1800	1800	1850	1800	1800	1800	1800	1800	1850	1800

	6:28	—	—	6:26	—	—	6:24	—	—	6:24	—	—	6:22	—	—	6:20	—	—
	—	7:46	—	—	7:47	—	—	7:49	—	—	7:50	—	—	7:52	—	—	7:52	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Tue afternoon, min -7°C on Mon morning). Winds increasing (light winds from the S on Sun morning, gales from the W by Tue night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Wed morning. Temperatures will be below freezing (max -3°C on Fri afternoon, min -13°C on Wed night). Winds decreasing (near gales from the W on Wed morning, calm by Fri afternoon).

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. 47 minutes ago	3° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1164.6m alt. 1 hour ago	4° C	Dry	Calm (0 kph at 65).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	3° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: scattered Mid: broken High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	3° C	Dry	Calm (0 kph at 87).
Bend 37 km SSE 1297m alt. 1 hour ago	2° C	-	Calm (2 kph at 0).
Bend 37 km ESE 1158m alt. 46 minutes ago	4° C	Dry	Calm (0 kph at 286).
Bend wx 39 km E 1118m alt. 1 hour ago	4° C	Dry	Calm (2 kph at 50).
Deschutes River Woods wx 40 km ESE 1185m alt. 34 minutes ago	4° C	Dry	Calm (0 kph at 166).
Rainbow wx 41 km WSW 410m alt. 34 minutes ago	2° C	-	Light winds from the SW (19 kph at 226).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 209).

* 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.