– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Sun 17 May Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Sun 17 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. Freeze-thaw conditions (max 1°C on Tue night, min -11°C on Sun morning). Winds decreasing (near gales from the NNE on Sun morning, calm by Mon afternoon).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Fri afternoon, min -1°C on Wed morning). Wind will be generally light.
	Sunday 17			Monday 18			Tuesday 19			Wednesday 20			Thursday 21			Friday 22
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	some clouds	cloudy	some clouds	clear	clear	clear	some clouds	clear	some clouds	some clouds	clear	clear	clear	clear	clear	some clouds
km/h	NE	NNE	NNE	NNW	WNW	NNW	NNW	W	NW	NNW	SSE	NNW	N	NW	NW	W	SSW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-10	-7	-5	-5	-5	-3	-2	0	1	-1	1	3	2	3	3	3	5	5
min °C	-11	-9	-7	-6	-6	-4	-2	-2	0	-1	0	2	1	2	3	3	3	3
chill °C	-24	-18	-16	-9	-6	-10	-8	-4	-7	-6	-2	-2	-2	0	0	0	3	-2

Freezing level m	1900	2300	1750	2450	2600	2200	2800	3200	3200	3050	3350	3600	3400	3650	3650	3650	3850	3700
Cloud base (m)	1850	3000		6100	2950		6500	2850	1750	1950	3250	7300	7800	3450	8550	9100	9050	9400

	5:37	—	—	5:37	—	—	5:35	—	—	5:35	—	—	5:35	—	—	5:33	—	—
	—	—	8:28	—	—	8:29	—	—	8:30	—	—	8:30	—	—	8:31	—	—	8:32

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 1°C on Tue night, min -11°C on Sun morning). Winds decreasing (near gales from the NNE on Sun morning, calm by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 5°C on Fri afternoon, min -1°C on Wed morning). Wind will be generally light.

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. 52 minutes ago	12° C	Dry	Calm (2 kph at 351).
Bend 34 km E 1147m alt. 38 minutes ago	11° C	Dry	Wind obs. (8 kph from 91 degs) was rejected.
Bend 34 km E 1164.6m alt. 1 hour ago	13° C	Dry	Light winds from the WNW (6 kph at 298).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	9° C	Dry and partly cloudy.	Light winds from the NE (17 kph at 40).	16 km Low: scattered
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	5° C	Dry	Light winds from the NW (6 kph at 319).
Bend 37 km SSE 1297m alt. 1 hour ago	11° C	Dry	Wind obs. (11 kph from 307 degs) was rejected.
Bend 37 km ESE 1158m alt. 51 minutes ago	13° C	Dry	Calm (3 kph at 309).
Camp Sherman 39 km NNE 920.5m alt. 59 minutes ago	17° C	Dry	Calm (0 kph at 12).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	10° C	Dry	Calm (2 kph at 35).
Rainbow wx 41 km WSW 410m alt. 50 minutes ago	6° C	Dry	Light winds from the WSW (6 kph at 251).

* 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.