– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Wed 15 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Wed 15 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 3°C on Sat afternoon, min -13°C on Wed night). Winds decreasing (near gales from the W on Wed night, calm by Fri afternoon).										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 10°C on Tue afternoon, min 0°C on Sat night). Winds decreasing (fresh winds from the SSE on Sun morning, light winds from the SSE by Mon afternoon).
		Thursday 16			Friday 17			Saturday 18			Sunday 19			Monday 20			Tuesday 21
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	heavy snow	snow shwrs	clear	clear	clear	cloudy	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	rain shwrs	some clouds	some clouds	risk tstorm	clear	rain shwrs	light snow
km/h	WNW	NNW	N	NW	NNW	WSW	SW	SSW	SSE	S	SSE	SSE	SSE	SSE	SSE	SE	SE	SE	SSE
See all weather maps
cm	19	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1
mm	—	—	—	—	—	—	—	—	—	—	—	—	0.1	—	—	0.2	—	0.2	14
max °C	-12	-11	-7	-7	-2	0	-1	2	3	2	3	6	4	6	8	6	8	10	4
min °C	-13	-12	-10	-8	-5	-1	-1	0	2	0	2	5	4	5	7	5	7	10	1
chill °C	-26	-24	-18	-14	-12	-3	-4	-4	-2	-5	-4	0	1	1	4	1	3	7	-4

Freezing level m	600	1050	1300	800	2000	2500	1800	2750	2900	2550	2950	3200	3250	3300	3450	3500	3550	3650	3250
Cloud base (m)	1800	1850	1900	1800	8200	2300	5400	6050	5000	3000	4350	5300	4100	4900	5500	4300	5700	4950	1800

	—	6:22	—	—	6:20	—	—	6:18	—	—	6:16	—	—	6:15	—	—	6:13	—	—
	—	—	7:52	—	—	7:52	—	—	7:53	—	—	7:54	—	—	7:55	—	—	7:58	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 3°C on Sat afternoon, min -13°C on Wed night). Winds decreasing (near gales from the W on Wed night, calm by Fri afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 10°C on Tue afternoon, min 0°C on Sat night). Winds decreasing (fresh winds from the SSE on Sun morning, light winds from the SSE by Mon afternoon).

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. 44 minutes ago	-2° C	-	Calm (2 kph at 278).
Bend 34 km E 1164.6m alt. 36 minutes ago	-2° C	-	Calm (0 kph at 196).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-3° C	Light snow.	Light winds from the WSW (19 kph at 240).	1 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 35 minutes ago	-5° C	-	Calm (0 kph at 297).
Bend 37 km SSE 1297m alt. 1 hour ago	-4° C	-	Light winds from the W (6 kph at 275).
Bend 37 km ESE 1158m alt. 44 minutes ago	-2° C	-	Calm (0 kph at 223).
Bend wx 39 km E 1118m alt. 1 hour ago	-2° C	-	Calm (5 kph at 217).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	-3° C	-	Calm (2 kph at 240).
Rainbow wx 41 km WSW 410m alt. 39 minutes ago	-4° C	-	Calm (0 kph at 222).
Cloverdale wx 42 km NE 947m alt. 48 minutes ago	-2° C	-	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.