– 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. Mild temperatures (max 9°C on Thu night, min 2°C on Sat afternoon). Mainly gales.									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Sun morning, min -5°C on Tue morning). Winds decreasing (near gales from the SW on Sun night, light winds from the NNE by Tue 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	cloudy	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	SW	SSW	SW	WSW	WSW	WSW	W	SW	SSW	SSW	SSW	SSE	SSW	S	SE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	7	8	9	9	9	7	4	2	3	4	2	3	0	-2	-2	-5	-4	-4
min °C	6	7	8	9	8	5	3	2	2	4	2	1	-1	-2	-4	-5	-4	-5
chill °C	1	2	3	5	5	-2	-4	-6	-5	0	-4	-6	-8	-9	-11	-14	-10	-11

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. Mild temperatures (max 9°C on Thu night, min 2°C on Sat afternoon). Mainly gales.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 4°C on Sun morning, min -5°C on Tue morning). Winds decreasing (near gales from the SW on Sun night, light winds from the NNE by Tue 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
Sisters wx 25 km NNE 1022m alt. 1 hour ago	12°C	Dry	Calm (2 kph at 53).
Bend 34 km E 1147m alt. 3 hours ago	13°C	Dry	Calm (2 kph at 120).
Bend 34 km E 1164.6m alt. 3 hours ago	9°C	Dry	Calm (0 kph at 359).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago		Haze -.	Light winds from the S (7 kph at 190).	8 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	10°C	Dry	Wind obs. (8 kph from 204 degs) was rejected.
Bend 37 km SSE 1297m alt. 51 minutes ago	14°C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	13°C	Dry	Calm (0 kph at 254).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	17°C	Dry	Fresh winds from the ESE (31 kph at 103).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	13°C	Dry	Calm (2 kph at 88).
La Pine 43 km SSE 1298m alt. 2 hours ago	12°C	Dry	Calm (2 kph at 158).

* 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.