– Lat/Long: 44.10° N 121.77° W

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

Issued: 4 pm Tue 14 Jul Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Some drizzle, heaviest during Wed night. Very mild (max 10°C on Tue night, min 5°C on Thu morning). Winds increasing (calm on Wed afternoon, near gales from the SSW by Thu night).											Days 5–7 Weather Summary Mostly dry. Very mild (max 14°C on Sun afternoon, min 10°C on Fri afternoon). Winds decreasing (strong winds from the SW on Fri night, light winds from the S by Sat afternoon).
	Tue 14		Wednesday 15			Thursday 16			Friday 17			Saturday 18			Sunday 19
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	rain shwrs	clear	rain shwrs	risk tstorm	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	rain shwrs
km/h	SW	S	S	SW	S	SSW	S	SSW	SSW	SSE	SW	SSW	SSW	WSW	SSE	ENE	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	0.2	—	0.1	1.1	—	—	—	—	—	—	—	—	—	—	—	0.3
max °C	9	10	8	9	8	6	8	10	9	11	12	10	11	12	11	14	12
min °C	9	7	8	9	7	5	5	9	9	10	10	10	11	12	11	13	12
chill °C	6	3	5	8	3	0	0	4	5	8	7	7	10	10	9	12	9

Freezing level m	4400	4100	4300	4350	4300	4000	4300	4500	4400	4600	4700	4550	4700	4800	4750	5000	4900
Cloud base (m)		4050	4800	4400						6850						6000	5150

	—	—	5:37	—	—	5:37	—	—	5:39	—	—	5:39	—	—	5:41	—	—
	—	8:47	—	—	8:47	—	—	8:46	—	—	8:45	—	—	8:45	—	—	8:45

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Some drizzle, heaviest during Wed night. Very mild (max 10°C on Tue night, min 5°C on Thu morning). Winds increasing (calm on Wed afternoon, near gales from the SSW by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 14°C on Sun afternoon, min 10°C on Fri afternoon). Winds decreasing (strong winds from the SW on Fri night, light winds from the S by Sat 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. 1 hour ago	33° C	Dry	Calm (3 kph at 242).
Bend 34 km E 1147m alt. 1 hour ago	32° C	Dry	Calm (3 kph at 5).
Bend 34 km E 1164.6m alt. 28 minutes ago	33° C	Dry	Calm (5 kph at 276).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	30° C	Clear	Light winds from the WSW (13 kph at 240).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 22 minutes ago	25° C	Dry	Wind obs. (6 kph from 330 degs) was rejected.
Bend 37 km SSE 1297m alt. 35 minutes ago	31° C	Dry	Wind obs. (6 kph from 319 degs) was rejected.
Bend 37 km ESE 1158m alt. 1 hour ago	33° C	Dry	Calm (0 kph at 230).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	32° C	Dry	Wind obs. (10 kph from 6 degs) was rejected.
Deschutes River Woods wx 40 km ESE 1185m alt. 51 minutes ago	32° C	Dry	Calm (3 kph at 321).
Rainbow wx 41 km WSW 410m alt. 58 minutes ago	22° C	Dry	Light winds from the W (19 kph at 281).

* 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.