– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Tue 16 Sep Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 16 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. Mild temperatures (max 9°C on Tue night, min 7°C on Wed afternoon). Winds increasing (light winds from the SSW on Wed afternoon, fresh winds from the WSW by Thu night).										Days 5–7 Weather Summary Mostly dry. Mild temperatures (max 9°C on Mon morning, min 3°C on Sun morning). Winds decreasing (near gales from the W on Sat night, light winds from the SW by Mon afternoon).
		Wednesday 17			Thursday 18			Friday 19			Saturday 20			Sunday 21			Monday 22
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	some clouds	some clouds	clear	clear	clear	clear	clear	some clouds	light rain	rain shwrs	clear	clear	clear	rain shwrs
km/h	SSW	SSW	ESE	S	SSW	S	WSW	SW	WSW	WSW	W	W	W	W	WNW	W	W	SSE	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	0.5	0.2	—	—	—	0.1
max°C	9	8	8	8	8	7	8	7	8	8	7	6	6	3	7	8	9	8	9
min°C	8	8	7	8	8	7	7	7	8	7	7	6	4	3	4	8	8	8	7
chill°C	5	5	6	5	5	4	2	3	5	2	2	1	-3	-4	-2	4	5	6	1

Freezing level (m)	4500	4350	4300	4350	4200	4150	4200	4150	4350	4300	4250	4200	4050	3700	4400	4500	4550	4450	4350
Cloud base (m)			9050		9600		5250					9450		2050	1850

	—	6:48	—	—	6:48	—	—	6:50	—	—	6:50	—	—	6:52	—	—	6:52	—	—
	—	—	7:14	—	—	7:12	—	—	7:09	—	—	7:07	—	—	7:06	—	—	7:05	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 9°C on Tue night, min 7°C on Wed afternoon). Winds increasing (light winds from the SSW on Wed afternoon, fresh winds from the WSW by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Mild temperatures (max 9°C on Mon morning, min 3°C on Sun morning). Winds decreasing (near gales from the W on Sat night, light winds from the SW by Mon 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 116).
Bend 34 km E 1147m alt. 2 hours ago	9° C	Dry	Calm (3 kph at 32).
Bend 34 km E 1164.6m alt. 21 minutes ago	13° C	Dry	Calm (0 kph at 90).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	7° C	Clear	Light winds from the N (13 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 3 hours ago	9° C	Dry	Calm (0 kph at 217).
Bend 37 km SSE 1297m alt. 31 minutes ago	4° C	Dry	Calm (2 kph at 270).
Bend 37 km ESE 1158m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 310).
Camp Sherman 39 km NNE 920.5m alt. 20 minutes ago	6° C	Dry	Calm (0 kph at 211).
Deschutes River Woods wx 40 km ESE 1185m alt. 49 minutes ago	8° C	Dry	Calm (2 kph at 352).
Bend 40 km E 1102m alt. 52 minutes ago	13° C	Dry	Calm (0 kph at 0).

* 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.