– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Thu 15 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Thu 15 Oct 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 14°C on Fri afternoon, min 3°C on Sat night). Mainly strong winds.									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 7°C on Sun morning, min -1°C on Tue morning). Winds increasing (light winds from the WSW on Sun morning, fresh winds from the SW by Sun night).
	Thursday 15			Friday 16			Saturday 17			Sunday 18			Monday 19			Tuesday 20
	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	clear	clear	clear	clear	some clouds	cloudy	light rain	cloudy	some clouds	some clouds	some clouds
Cloud base (m)						9250	9050	8450		9250	9250	6150	5950	4350	4500	3050	2750	2900
km/h	SSE	S	SSW	SSW	SW	WSW	WSW	WSW	W	SSW	SSW	SSW	SSW	SSE	SSW	S	SE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	0.1	—	—	—	—
max °C	11	12	10	13	14	10	6	6	4	7	7	5	4	3	2	0	1	0
min °C	7	12	10	10	13	7	6	6	3	4	7	4	3	3	0	-1	1	-1
chill °C	3	9	7	8	12	2	1	1	-2	2	4	-1	-2	-1	-5	-7	-3	-4

Freezing level m	4300	4300	4450	4450	4250	4000	3600	3550	3500	3700	3450	3400	3000	2900	2650	2550	2600	2450

	7:20	—	—	7:22	—	—	7:22	—	—	7:24	—	—	7:26	—	—	7:26	—	—
	—	6:22	—	—	6:22	—	—	6:20	—	—	6:17	—	—	6:16	—	—	6:15	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 14°C on Fri afternoon, min 3°C on Sat night). Mainly strong winds.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 7°C on Sun morning, min -1°C on Tue morning). Winds increasing (light winds from the WSW on Sun morning, fresh winds from the SW by Sun night).

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. 41 minutes ago	18°C	Dry	Calm (2 kph at 37).
Bend 34 km E 1147m alt. 1 hour ago	19°C	Dry	Calm (3 kph at 53).
Bend 34 km E 1164.6m alt. 1 hour ago	19°C	Dry	Calm (2 kph at 66).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	17°C	Clear	Light winds from the NNE (15 kph at 30).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 54 minutes ago	13°C	Dry	Wind obs. (10 kph from 177 degs) was rejected.
Bend 37 km SSE 1297m alt. 1 hour ago	21°C	Dry	Calm (2 kph at 0).
Bend 37 km ESE 1158m alt. 50 minutes ago	18°C	Dry	Calm (0 kph at 309).
Rainbow wx 41 km WSW 410m alt. 50 minutes ago	21°C	Dry	Light winds from the ENE (14 kph at 77).
Cloverdale wx 42 km NE 947m alt. 3 hours ago	15°C	Dry	Calm (2 kph at 90).
La Pine 43 km SSE 1298m alt. 43 minutes ago	22°C	Dry	Calm (2 kph at 48).

* 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.