– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Fri 21 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Fri 21 Aug 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 12°C on Fri afternoon, min 4°C on Sat morning). Winds decreasing (gales from the S on Fri night, light winds from the SW by Sun afternoon).											Days 5–7 Weather Summary Mostly dry. Very mild (max 10°C on Mon afternoon, min 4°C on Wed night). Winds increasing (calm on Tue afternoon, gales from the SW by Wed night).
	Fri 21		Saturday 22			Sunday 23			Monday 24			Tuesday 25			Wednesday 26
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	rain shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	clear
Cloud base (m)	5200				1850					9250			5000
km/h	S	S	SSW	SW	WSW	W	SSW	SW	SSW	NE	S	S	NE	S	SSW	SSW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	12	12	6	5	5	5	6	8	8	10	10	9	10	10	7	7	7
min °C	11	8	4	4	4	5	5	8	8	9	9	8	10	8	7	7	4
chill °C	9	3	-1	-2	-3	0	3	4	5	8	8	6	9	6	4	4	-3

Freezing level m	4700	4450	3850	3800	3800	3900	4100	4300	4350	4500	4450	4350	4450	4350	4150	4150	3900

	—	—	6:18	—	—	6:18	—	—	6:20	—	—	6:20	—	—	6:22	—	—
	—	8:01	—	—	8:00	—	7:59	—	—	7:57	—	—	7:54	—	—	7:53	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 12°C on Fri afternoon, min 4°C on Sat morning). Winds decreasing (gales from the S on Fri night, light winds from the SW by Sun afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Mon afternoon, min 4°C on Wed night). Winds increasing (calm on Tue afternoon, gales from the SW by Wed night).

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	28° C	Dry	Calm (0 kph at 355).
Bend 34 km E 1147m alt. 1 hour ago	29° C	Dry	Calm (2 kph at 312).
Bend 34 km E 1164.6m alt. 2 hours ago	29° C	Dry	Wind obs. (6 kph from 285 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	27° C	Clear	Light winds from the SW (7 kph at 230).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	19° C	Dry	Light winds from the NW (8 kph at 308).
Bend 37 km SSE 1297m alt. 44 minutes ago	24° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	29° C	Dry	Calm (0 kph at 170).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	28° C	Dry	Calm (2 kph at 239).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	20° C	Dry	Light winds from the W (13 kph at 264).
Cloverdale wx 42 km NE 947m alt. 38 minutes ago	31° C	Dry	Calm (0 kph at 33).

* 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.