– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 pm Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 pm Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Tue morning, min -7°C on Sat night). Winds increasing (calm on Sat afternoon, strong winds from the NE by Sun morning).											Days 5–7 Weather Summary Mostly dry. Very mild (max 10°C on Thu afternoon, min 3°C on Tue night). Wind will be generally light.
	Sat 10		Sunday 11			Monday 12			Tuesday 13			Wednesday 14			Thursday 15
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	cloudy	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	2400	1850	1850	1900	1850			9400	3050	3300		7100		9350		9550
km/h	WNW	ENE	NE	NE	NNE	NNE	N	NNE	N	NNW	NW	NW	N	NNE	ESE	SSE	SSE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-3	-6	-6	-4	-4	-1	1	2	4	5	4	5	6	5	8	10	7
min °C	-4	-7	-7	-4	-5	-4	1	1	2	5	3	4	6	5	6	9	7
chill °C	-4	-13	-17	-12	-14	-11	-2	-3	-2	3	0	0	3	3	4	7	5

Freezing level m	1950	1450	1500	1800	1400	2350	2600	3050	3250	3150	3350	3400	3350	3700	3950	4000	4000

	—	—	7:16	—	—	7:16	—	—	7:18	—	—	7:20	—	—	7:20	—	—
	6:31	—	—	6:30	—	—	6:28	—	—	6:27	—	—	6:24	—	—	6:22	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 4°C on Tue morning, min -7°C on Sat night). Winds increasing (calm on Sat afternoon, strong winds from the NE by Sun morning).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Thu afternoon, min 3°C on Tue night). Wind will be generally light.

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. 2 hours ago	1°C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	4°C	Dry	Calm (0 kph at 334).
Bend 34 km E 1164.6m alt. 2 hours ago	4°C	Dry	Calm (0 kph at 57).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	3°C	-	Light winds from the N (9 kph at 10).	16 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	-1°C	-	Calm (0 kph at 322).
Bend 37 km SSE 1297m alt. 1 hour ago	1°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	5°C	Dry	Calm (0 kph at 319).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	2°C	-	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	3°C	Dry	Light winds from the NNE (10 kph at 12).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	6°C	Dry	Calm (0 kph at 240).

* 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.