– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 am Tue 20 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Tue 20 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 3°C on Wed afternoon, min -3°C on Thu afternoon). Winds increasing (calm on Wed afternoon, near gales from the NNW by Thu night).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 6°C on Sat night, min -2°C on Fri morning). Winds decreasing (gales from the N on Fri morning, calm by Fri night).
	Tuesday 20			Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	some clouds	some clouds	some clouds	some clouds	light snow	snow shwrs	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)		7150	6350	6600	5100		2300	1900	2000				8950	9150	9000	7300	8850
km/h	SSE	S	S	SSE	S	SE	N	NW	NW	N	N	NNW	S	W	NNW	NNW	NNW	NNW
See all weather maps
cm	—	—	—	—	—	—	2	1	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	1	2	2	3	2	-2	-2	-2	0	2	2	3	4	6	6	5	6
min °C	0	1	2	2	2	1	-2	-3	-3	-2	0	2	3	4	5	5	5	5
chill °C	-7	-6	-5	0	2	-2	-7	-11	-12	-12	-7	-4	3	2	4	2	2	2

Freezing level m	3250	3300	3450	3450	3450	3400	2850	2800	2200	3100	3400	3450	3650	3800	3900	3900	3850	3850

	7:26	—	—	7:28	—	—	7:30	—	—	7:31	—	—	7:31	—	—	7:33	—	—
	—	6:15	—	—	6:13	—	—	6:12	—	—	6:09	—	—	6:08	—	—	6:07	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 3°C on Wed afternoon, min -3°C on Thu afternoon). Winds increasing (calm on Wed afternoon, near gales from the NNW by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 6°C on Sat night, min -2°C on Fri morning). Winds decreasing (gales from the N on Fri morning, calm by Fri 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
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-1°C	Clear	Light winds from the N (9 kph at 10).	16 km
Bend Airport 46 km E 1055m alt. 2 hours ago	3°C	-	Light winds from the WSW (6 kph at 240).	16 km Low: few
Redmond Airport 52 km ENE 714m alt. 3 hours ago	2°C	Clear	Light winds from the SSE (7 kph at 160).	16 km
Prineville Airport (Oregon) 72 km ENE 991m alt. 2 hours ago	4°C	Clear	Light winds from the S (6 kph at 190).	16 km
Madras Municipal Airport (Oregon) 80 km NE 743m alt. 2 hours ago	2°C	Clear	Wind obs. (6 kph from 130 degs) was rejected.	16 km
Hobby Field Airport - Creswell (Oregon) 100 km WSW 165m alt. 2 hours ago	5°C	Clear	Calm (0 kph at 0).	16 km
Eugene Airport 116 km WSW 218m alt. 3 hours ago	6°C	Clear	Light winds from the N (11 kph at 10).	16 km
Corvallis Municipal Airport 127 km W 220m alt. 3 hours ago		Clear	Light winds from the WNW (11 kph at 300).	16 km
Salem Airport 132 km WNW 218m alt. 3 hours ago	9°C	Clear	Light winds from the NW (11 kph at 310).	16 km
Aurora Airport 150 km NW 214m alt. 3 hours ago	9°C	Clear	Light winds from the N (7 kph at 1).	16 km

* 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.