– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Sat 11 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Sat 11 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 Sun afternoon. Temperatures will be below freezing (max -5°C on Mon night, min -8°C on Sat morning). Winds increasing (calm on Sun morning, near gales from the NW by Sun night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -5°C on Tue morning, min -17°C on Wed night). Winds decreasing (extremely windy from the W on Tue night, moderate winds from the NNW by Thu afternoon).
	Saturday 11			Sunday 12			Monday 13			Tuesday 14			Wednesday 15			Thursday 16
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	snow shwrs	light snow	light snow	light snow	light snow	light snow	snow shwrs	clear	some clouds	some clouds	some clouds	heavy snow	heavy snow	light snow	snow shwrs	clear	clear	some clouds
km/h	SSW	SSE	SSE	WNW	WNW	NW	WNW	W	NW	W	WSW	W	W	W	NW	NNW	NNW	NW
See all weather maps
cm	1	4	3	3	5	5	2	—	—	—	—	12	13	4	3	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-7	-6	-6	-7	-8	-7	-8	-7	-5	-5	-6	-7	-12	-15	-12	-11	-9	-5
min °C	-8	-6	-7	-7	-8	-8	-8	-8	-6	-6	-7	-9	-14	-16	-17	-11	-10	-8
chill °C	-15	-12	-16	-7	-16	-19	-19	-16	-10	-16	-20	-23	-30	-32	-33	-22	-19	-17

Freezing level m	2250	2450	2200	2000	1850	1600	1550	1550	1150	1950	1950	1350	1150	1000	500	1250	1450	850
Cloud base (m)	1850	2400	2050	1850	1800	1800	1800	1800	1800	1850	2150	1800	1800	1850	1800	1800	1850	1800

	6:31	—	—	6:28	—	—	6:26	—	—	6:24	—	—	6:24	—	—	6:22	—	—
	—	7:45	—	—	7:46	—	—	7:47	—	—	7:49	—	—	7:50	—	—	7:52	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Sun afternoon. Temperatures will be below freezing (max -5°C on Mon night, min -8°C on Sat morning). Winds increasing (calm on Sun morning, near gales from the NW by Sun night).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -5°C on Tue morning, min -17°C on Wed night). Winds decreasing (extremely windy from the W on Tue night, moderate winds from the NNW by Thu 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. 33 minutes ago	12° C	Dry	Calm (2 kph at 345).
Bend 34 km E 1164.6m alt. 54 minutes ago	13° C	Dry	Light winds from the SW (8 kph at 219).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	9° C	Dry and cloudy.	Light winds from the S (19 kph at 190).	16 km Low: few Mid: broken High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 40 minutes ago	9° C	Dry	Light winds from the WNW (6 kph at 285).
Bend 37 km SSE 1297m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 127).
Bend 37 km ESE 1158m alt. 42 minutes ago	13° C	Dry	Calm (2 kph at 171).
Bend wx 39 km E 1118m alt. 3 hours ago	9° C	Dry	Light winds from the SW (8 kph at 215).
Deschutes River Woods wx 40 km ESE 1185m alt. 50 minutes ago	12° C	Dry	Calm (2 kph at 202).
Rainbow wx 41 km WSW 410m alt. 29 minutes ago	8° C	Dry	Light winds from the W (6 kph at 281).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	14° C	Dry	Calm (2 kph at 169).

* 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.