– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Wed 09 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Wed 09 Sep Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 16°C on Wed afternoon, min 4°C on Thu night). Winds increasing (light winds from the W on Wed morning, strong winds from the W by Thu night).									Days 4–6 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 9°C on Mon afternoon, min -2°C on Sat night). Winds decreasing (fresh winds from the NW on Sat night, calm by Sun afternoon).
	Wednesday 9			Thursday 10			Friday 11			Saturday 12			Sunday 13			Monday 14
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	some clouds	light snow	cloudy	some clouds	clear	clear	clear	clear
Cloud base (m)					9350	2000	7700	6600	8700	6750	3300	1800	1850	2450		8800
km/h	W	W	W	W	W	W	W	SW	SW	SW	SW	NW	NNW	NNW	WNW	SSE	ESE	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	1	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	15	16	13	13	12	8	7	8	6	4	4	0	2	4	4	7	9	7
min °C	12	15	11	11	11	4	5	8	5	4	1	-2	1	4	4	5	8	6
chill °C	12	15	8	8	8	-2	1	5	1	-1	-4	-9	-4	3	3	5	8	4

Freezing level m	4650	4700	4650	4300	4050	3750	3550	3600	3600	2950	2700	2200	2850	3000	3450	3450	3600	3750

	6:37	—	—	6:39	—	—	6:41	—	—	6:41	—	—	6:43	—	—	6:43	—	—
	—	7:29	—	—	7:27	—	—	7:24	—	—	7:22	—	—	7:21	—	—	7:19	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 16°C on Wed afternoon, min 4°C on Thu night). Winds increasing (light winds from the W on Wed morning, strong winds from the W by Thu night).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 9°C on Mon afternoon, min -2°C on Sat night). Winds decreasing (fresh winds from the NW on Sat night, calm by Sun 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. 1 hour ago	20°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 2 hours ago	18°C	Dry	Calm (5 kph at 181).
Bend 34 km E 1164.6m alt. 1 hour ago	22°C	Dry	Wind obs. (6 kph from 151 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	16°C	Clear	Light winds from the S (15 kph at 170).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	18°C	Dry	Calm (0 kph at 87).
Bend 37 km SSE 1297m alt. 44 minutes ago	20°C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	21°C	Dry	Calm (2 kph at 173).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	20°C	Dry	Wind obs. (6 kph from 291 degs) was rejected.
Rainbow wx 41 km WSW 410m alt. 1 hour ago	23°C	Dry	Calm (5 kph at 126).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	19°C	Dry	Calm (0 kph at 129).

* 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.