– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Mon 07 Sep Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Mon 07 Sep Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 16°C on Wed afternoon, min 5°C on Mon afternoon). Winds increasing (calm on Mon night, fresh winds from the W by Thu morning).											Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 11°C on Thu afternoon, min -3°C on Sat morning). Winds decreasing (strong winds from the W on Thu afternoon, light winds from the W by Fri morning).
	Mon 7		Tuesday 8			Wednesday 9			Thursday 10			Friday 11			Saturday 12
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	light snow	light snow	some clouds
Cloud base (m)										9250	9150				1800	1800	1800
km/h	WSW	WNW	SE	S	SW	WSW	WSW	W	W	W	NW	W	SW	WSW	W	NW	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2	1	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	6	6	10	12	11	15	16	13	12	11	8	10	10	7	-3	-1	1
min °C	5	5	7	11	10	12	15	11	11	10	7	8	10	-1	-3	-2	-1
chill °C	3	2	7	11	10	11	14	8	8	6	3	5	8	-8	-11	-10	-8

Freezing level m	3300	3550	3950	4000	4350	4550	4750	4600	4250	4050	4000	3900	3900	3050	2050	2400	2850

	—	—	6:37	—	—	6:37	—	—	6:39	—	—	6:41	—	—	6:41	—	—
	7:31	—	—	7:30	—	—	7:29	—	—	7:27	—	—	7:24	—	—	7:22	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 16°C on Wed afternoon, min 5°C on Mon afternoon). Winds increasing (calm on Mon night, fresh winds from the W by Thu morning).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 11°C on Thu afternoon, min -3°C on Sat morning). Winds decreasing (strong winds from the W on Thu afternoon, light winds from the W by Fri morning).

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. 1 hour ago	15°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	16°C	Dry	Light winds from the N (6 kph at 11).
Bend 34 km E 1164.6m alt. 41 minutes ago	16°C	Dry	Calm (2 kph at 336).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	13°C	Clear	Light winds from the N (9 kph at 350).	14 km
Bend 37 km SSE 1297m alt. 2 hours ago	13°C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	16°C	Dry	Calm (0 kph at 324).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	16°C	Dry	Calm (2 kph at 339).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	12°C	Dry	Wind obs. (11 kph from 214 degs) was rejected.
Cloverdale wx 42 km NE 947m alt. 1 hour ago	17°C	Dry	Calm (0 kph at 83).
La Pine 43 km SSE 1298m alt. 2 hours ago	14°C	Dry	Calm (0 kph at 351).

* 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.