– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Tue 14 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Tue 14 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 Wed morning. Temperatures will be below freezing (max -2°C on Tue morning, min -13°C on Wed night). Winds decreasing (gales from the W on Wed morning, moderate winds from the NNW by Thu night).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 2°C on Sat afternoon, min -6°C on Fri morning). Winds increasing (calm on Fri afternoon, strong winds from the S by Sun night).
	Tuesday 14			Wednesday 15			Thursday 16			Friday 17			Saturday 18			Sunday 19
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	mod. snow	heavy snow	snow shwrs	heavy snow	snow shwrs	some clouds	some clouds	clear	some clouds	some clouds	clear	some clouds	some clouds	cloudy	cloudy	cloudy
km/h	W	WSW	W	W	W	WNW	NW	NW	NNW	NNW	WSW	SW	SSW	SSE	S	S	S	S
See all weather maps
cm	—	—	8	16	4	12	2	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-2	-2	-4	-6	-11	-12	-11	-8	-7	-4	-2	-2	0	2	1	1	1	0
min °C	-3	-3	-5	-8	-11	-13	-12	-9	-7	-6	-3	-2	-1	1	0	0	0	-1
chill °C	-12	-13	-16	-20	-24	-25	-24	-18	-15	-12	-3	-6	-4	-3	-6	-7	-7	-9

Freezing level m	2050	1800	1450	1400	1100	450	1050	1300	850	1650	2100	1400	2550	2750	2600	2600	2550	2400
Cloud base (m)	1850	2000	1800	1800	1800	1800	1800	1850	1800	1800	1850	1800	1800			3250	2400	1850

	6:24	—	—	6:24	—	—	6:22	—	—	6:20	—	—	6:18	—	—	6:16	—	—
	—	7:49	—	—	7:50	—	—	7:52	—	—	7:52	—	—	7:53	—	—	7:54	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -2°C on Tue morning, min -13°C on Wed night). Winds decreasing (gales from the W on Wed morning, moderate winds from the NNW by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 2°C on Sat afternoon, min -6°C on Fri morning). Winds increasing (calm on Fri afternoon, strong winds from the S by Sun 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. 46 minutes ago	0° C	-	Calm (0 kph at 0).
Bend 34 km E 1164.6m alt. 1 hour ago	2° C	-	Wind obs. (10 kph from 188 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-1° C	-	Moderate winds from the S (22 kph at 190).	16 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	-2° C	-	Light winds from the WNW (10 kph at 287).
Bend 37 km SSE 1297m alt. 1 hour ago	-1° C	-	Calm (0 kph at 292).
Bend 37 km ESE 1158m alt. 46 minutes ago	3° C	Dry	Calm (2 kph at 220).
Bend wx 39 km E 1118m alt. 3 hours ago	2° C	-	Wind obs. (6 kph from 176 degs) was rejected.
Deschutes River Woods wx 40 km ESE 1185m alt. 31 minutes ago	2° C	-	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 38 minutes ago	-1° C	-	Light winds from the SW (13 kph at 218).
Cloverdale wx 42 km NE 947m alt. 33 minutes ago	1° C	-	Calm (0 kph at 215).

* 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.