– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Thu 03 Sep Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Thu 03 Sep Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A moderate fall of snow, heaviest on Sun afternoon. Temperatures will be below freezing (max 0°C on Sat night, min -6°C on Thu night). Winds decreasing (fresh winds from the SSW on Sat night, calm by Sun afternoon).										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Wed afternoon, min -3°C on Sun night). Winds increasing (calm on Mon afternoon, fresh winds from the SSE by Tue night).
		Friday 4			Saturday 5			Sunday 6			Monday 7			Tuesday 8
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	light snow	snow shwrs	clear	cloudy	some clouds	light snow	mod. snow	cloudy	clear	some clouds	some clouds	some clouds	some clouds	rain shwrs
Cloud base (m)	2350	2000	2250	3000	2500	3050	6500	2250	1800	1800	2100	2700		6300	5700	5200
km/h	SW	SW	S	S	SSW	SSW	SSW	SSW	N	N	NNW	WSW	SSW	SSW	SSE	SSE
See all weather maps
cm	1	3	5	1	—	—	—	2	6	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.3
max °C	-6	-6	-5	-4	-4	-1	0	-3	-3	-2	-1	0	2	2	3	3
min °C	-6	-6	-5	-5	-4	-3	-2	-3	-3	-3	-2	-1	1	2	2	3
chill °C	-14	-13	-11	-11	-8	-8	-6	-8	-3	-10	-5	-1	-5	-3	-2	-2

Freezing level m	2200	2200	2550	2450	2650	3000	3100	2700	2650	2700	2950	3100	3400	3400	3550	3650

	—	6:33	—	—	6:33	—	—	6:35	—	—	6:35	—	—	6:37	—	—
	—	—	7:37	—	—	7:36	—	—	7:34	—	—	7:31	—	—	7:30	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Sun afternoon. Temperatures will be below freezing (max 0°C on Sat night, min -6°C on Thu night). Winds decreasing (fresh winds from the SSW on Sat night, calm by Sun afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 5°C on Wed afternoon, min -3°C on Sun night). Winds increasing (calm on Mon afternoon, fresh winds from the SSE by Tue 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. 47 minutes ago	4°C	Dry	Calm (0 kph at 176).
Bend 34 km E 1147m alt. 42 minutes ago	7°C	Dry	Calm (2 kph at 322).
Bend 34 km E 1164.6m alt. 1 hour ago	8°C	Dry	Light winds from the S (6 kph at 184).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	6°C	Dry and cloudy.	Light winds from the SSW (11 kph at 210).	16 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	3°C	Dry	Calm (0 kph at 314).
Bend 37 km SSE 1297m alt. 45 minutes ago	4°C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 58 minutes ago	8°C	Dry	Calm (0 kph at 202).
Deschutes River Woods wx 40 km ESE 1185m alt. 45 minutes ago	7°C	Dry	Calm (0 kph at 240).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	8°C	Dry	Calm (0 kph at 53).
La Pine 43 km SSE 1298m alt. 44 minutes ago	4°C	Dry	Calm (0 kph at 153).

* 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.