– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Sat 09 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Sat 09 May Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Mild temperatures (max 7°C on Mon afternoon, min 3°C on Sun afternoon). Winds increasing (calm on Sat morning, strong winds from the SW by Sun afternoon).									Days 4–6 Weather Summary Light rain (total 6mm), mostly falling on Wed afternoon. Freeze-thaw conditions (max 9°C on Tue afternoon, min -2°C on Thu afternoon). Winds increasing (light winds from the W on Wed afternoon, gales from the WNW by Thu night).
	Saturday 9			Sunday 10			Monday 11			Tuesday 12			Wednesday 13			Thursday 14
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	cloudy	some clouds	clear	clear	clear	rain shwrs	rain shwrs	clear	some clouds	rain shwrs	light rain	rain shwrs	some clouds	clear	clear
km/h	WSW	S	SW	SW	SW	WSW	SW	SW	SW	S	S	S	WSW	W	SSE	WNW	WNW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	0.1	0.1	—	—	0.6	3	2	—	—	—
max °C	5	5	5	4	3	4	4	7	7	7	9	9	5	3	3	0	-1	0
min °C	4	4	4	4	3	4	4	5	7	7	8	6	4	3	1	-1	-2	-2
chill °C	0	2	-2	-2	-4	-2	-2	1	2	3	4	1	0	0	-3	-8	-10	-12

Freezing level m	3750	3900	3850	3700	3650	3800	3800	4050	4100	4150	4300	4100	3750	3550	3450	3000	2950	2800
Cloud base (m)		8250	9450	6150	6200				8750	9100	5350	5450	4350	2800	2100	6300		1800

	5:48	—	—	5:46	—	—	5:45	—	—	5:43	—	—	5:43	—	—	5:41	—	—
	—	—	8:19	—	—	8:20	—	—	8:21	—	—	8:22	—	—	8:23	—	—	8:24

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 7°C on Mon afternoon, min 3°C on Sun afternoon). Winds increasing (calm on Sat morning, strong winds from the SW by Sun afternoon).

South Sister Volcano Weather (Days 3-6):

Light rain (total 6mm), mostly falling on Wed afternoon. Freeze-thaw conditions (max 9°C on Tue afternoon, min -2°C on Thu afternoon). Winds increasing (light winds from the W on Wed afternoon, gales from the WNW by Thu 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. 2 hours ago	-1° C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	3° C	Dry	Calm (2 kph at 332).
Bend 34 km E 1164.6m alt. 1 hour ago	8° C	Dry	Wind obs. (8 kph from 161 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-1° C	Clear	Light winds from the SW (6 kph at 220).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	-1° C	-	Calm (0 kph at 236).
Bend 37 km SSE 1297m alt. 1 hour ago	-3° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 2 hours ago	7° C	Dry	Calm (0 kph at 177).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	-1° C	-	Calm (0 kph at 207).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 321).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	8° C	Dry	Light winds from the ESE (16 kph at 108).

* 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.