– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Fri 08 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Fri 08 May Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Sat night, min -1°C on Fri afternoon). Winds decreasing (near gales from the WNW on Fri afternoon, calm by Sat morning).											Days 5–7 Weather Summary Light rain (total 5mm), mostly falling on Wed afternoon. Mild temperatures (max 9°C on Tue afternoon, min 2°C on Thu morning). Winds decreasing (strong winds from the SW on Mon night, calm by Tue afternoon).
	Fri 8		Saturday 9			Sunday 10			Monday 11			Tuesday 12			Wednesday 13
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	cloudy	some clouds	clear	clear	clear	clear	clear	clear	rain shwrs	cloudy	light rain	rain shwrs
km/h	WNW	WNW	WNW	SSE	SW	SW	SW	WSW	SW	SW	SW	S	WSW	SSW	SSW	SW	SSE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	0.1	—	4	0.2
max °C	1	3	4	4	5	4	4	4	4	6	7	8	9	9	6	7	5
min °C	-1	2	4	4	5	4	4	4	4	5	7	7	8	7	6	6	4
chill °C	-10	-6	0	2	1	-2	-2	-2	-1	1	2	3	8	4	1	1	1

Freezing level m	3250	3550	3750	3850	3850	3700	3650	3750	3700	4050	4100	4200	4250	4300	4000	4000	3900
Cloud base (m)	8950			8750	9250	6100	6150		9000		7150	9300	9450	5700	4000	2600

	—	—	5:48	—	—	5:46	—	—	5:45	—	—	5:43	—	—	5:43	—	—
	—	8:17	—	—	8:19	—	—	8:20	—	—	8:21	—	—	8:22	—	—	8:23

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 5°C on Sat night, min -1°C on Fri afternoon). Winds decreasing (near gales from the WNW on Fri afternoon, calm by Sat morning).

South Sister Volcano Weather (Days 3-6):

Light rain (total 5mm), mostly falling on Wed afternoon. Mild temperatures (max 9°C on Tue afternoon, min 2°C on Thu morning). Winds decreasing (strong winds from the SW on Mon night, calm by Tue 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	19° C	Dry	Calm (3 kph at 288).
Bend 34 km E 1147m alt. 47 minutes ago	21° C	Dry	Calm (5 kph at 29).
Bend 34 km E 1164.6m alt. 2 hours ago	23° C	Dry	Wind obs. (10 kph from 323 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	19° C	Clear	Light winds from the NW (19 kph at 310).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 55 minutes ago	14° C	Dry	Light winds from the WNW (14 kph at 300).
Bend 37 km SSE 1297m alt. 1 hour ago	18° C	Dry	Wind obs. (8 kph from 360 degs) was rejected.
Bend 37 km ESE 1158m alt. 1 hour ago	22° C	Dry	Calm (2 kph at 326).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	19° C	Dry	Wind obs. (8 kph from 16 degs) was rejected.
Deschutes River Woods wx 40 km ESE 1185m alt. 48 minutes ago	21° C	Dry	Light winds from the W (6 kph at 280).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	22° C	Dry	Wind obs. (6 kph from 157 degs) was rejected.

* 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.