– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 am Tue 15 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Tue 15 Sep 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 4°C on Wed night, min -3°C on Tue night). Winds increasing (calm on Tue afternoon, strong winds from the ESE by Wed morning).									Days 4–6 Weather Summary Mostly dry. Mild temperatures (max 7°C on Sat morning, min 3°C on Fri morning). Wind will be generally light.
	Tuesday 15			Wednesday 16			Thursday 17			Friday 18			Saturday 19			Sunday 20
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	snow shwrs	clear	clear	rain shwrs	cloudy	some clouds	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear	clear
Cloud base (m)	5650	2650	1800	2050	4850	5000	6050	3250					9500	9200			6300
km/h	W	SSW	ESE	E	ESE	SSE	NNE	N	NW	NW	W	WNW	WSW	SE	SW	SW	N	SW
See all weather maps
cm	—	—	3	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	0.3	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	0	-2	0	2	4	3	3	4	4	5	6	7	6	7	6	7	7
min °C	1	-1	-3	-1	2	3	3	2	3	3	4	5	7	6	7	6	7	6
chill °C	-3	-6	-10	-9	-4	-2	0	-2	-2	-2	2	3	6	5	4	4	6	3

Freezing level m	3350	2950	2750	3200	3450	3600	3550	3600	3650	3700	3950	4100	4200	4150	4150	4100	4150	4100

	6:45	—	—	6:46	—	—	6:48	—	—	6:48	—	—	6:50	—	—	6:50	—	—
	—	7:17	—	—	7:15	—	—	7:14	—	—	7:12	—	—	7:09	—	—	7:07	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 4°C on Wed night, min -3°C on Tue night). Winds increasing (calm on Tue afternoon, strong winds from the ESE by Wed morning).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Mild temperatures (max 7°C on Sat morning, min 3°C on Fri 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. 53 minutes ago	1°C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 54 minutes ago	6°C	Dry	Calm (5 kph at 351).
Bend 34 km E 1164.6m alt. 41 minutes ago	7°C	Dry	Wind obs. (8 kph from 179 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	1°C	Clear	Light winds from the S (7 kph at 190).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 53 minutes ago	2°C	-	Calm (0 kph at 72).
Bend 37 km SSE 1297m alt. 37 minutes ago	-3°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 52 minutes ago	7°C	Dry	Calm (2 kph at 163).
Deschutes River Woods wx 40 km ESE 1185m alt. 40 minutes ago	4°C	Dry	Calm (0 kph at 46).
Rainbow wx 41 km WSW 410m alt. 51 minutes ago	9°C	Dry	Calm (3 kph at 117).
Cloverdale wx 42 km NE 947m alt. 40 minutes ago	1°C	-	Calm (0 kph at 259).

* 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.