– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Sun 31 May Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Sun 31 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. Very mild (max 12°C on Tue afternoon, min 2°C on Sun night). Winds increasing (calm on Sun night, fresh winds from the W by Wed afternoon).										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 9°C on Thu afternoon, min -3°C on Sat morning). Winds increasing (light winds from the WSW on Thu afternoon, near gales from the WSW by Fri night).
		Monday 1			Tuesday 2			Wednesday 3			Thursday 4			Friday 5			Saturday 6
	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	cloudy	rain shwrs	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear	some clouds
km/h	NNW	ESE	S	SW	SSW	WNW	SW	W	W	WNW	W	SW	WSW	WSW	WSW	WSW	W	W	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	0.8	—	—	—	—	—	—	—	—	—	—	—
max °C	3	6	9	8	9	12	9	4	4	5	7	9	8	4	3	1	-3	-2	-3
min °C	2	5	8	6	8	12	6	3	4	3	4	8	4	4	1	-2	-3	-2	-5
chill °C	2	4	8	4	7	11	2	-2	-1	-2	1	6	-2	-2	-6	-10	-11	-8	-12

Freezing level m	2900	3300	3550	3700	3700	3950	3700	3000	3100	3550	3550	3900	3800	3050	2650	2200	2150	2250	1700
Cloud base (m)				8550			6000	2450	2400	1800					2650	1800	1850	2450	1850

	—	5:26	—	—	5:26	—	—	5:26	—	—	5:24	—	—	5:24	—	—	5:24	—	—
	—	—	—	8:43	—	—	8:43	—	—	8:44	—	—	8:45	—	—	8:45	—	—	8:45

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 12°C on Tue afternoon, min 2°C on Sun night). Winds increasing (calm on Sun night, fresh winds from the W by Wed afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 9°C on Thu afternoon, min -3°C on Sat morning). Winds increasing (light winds from the WSW on Thu afternoon, near gales from the WSW by Fri night).

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	4° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 6).
Bend 34 km E 1164.6m alt. 2 hours ago	10° C	Dry	Calm (0 kph at 105).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	3° C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 39 minutes ago	5° C	Dry	Calm (0 kph at 165).
Bend 37 km SSE 1297m alt. 1 hour ago	1° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 325).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	4° C	Dry	Calm (0 kph at 7).
Rainbow wx 41 km WSW 410m alt. 53 minutes ago	8° C	Dry	Light winds from the E (19 kph at 96).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	5° C	Dry	Calm (0 kph at 248).

* 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.