– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 pm Sat 29 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Sat 29 Nov 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 Mon morning, min -6°C on Sat night). Winds increasing (light winds from the NNE on Sun morning, near gales from the NW by Mon night).											Days 5–7 Weather Summary A light covering of new snow mostly falling on Thu night. Freeze-thaw conditions (max 2°C on Thu morning, min -5°C on Tue afternoon). Winds increasing (light winds from the N on Wed morning, severe gales from the WNW by Thu night).
	Sat 29		Sunday 30			Monday 1			Tuesday 2			Wednesday 3			Thursday 4
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	some clouds	clear	clear	some clouds	cloudy	some clouds	cloudy	some clouds	some clouds	cloudy	some clouds	some clouds	cloudy	light snow	light snow
km/h	WNW	NNW	NE	N	N	NNW	NNW	WNW	NW	NNW	NNE	N	NNW	NNW	NW	WNW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2	5
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-2	-4	-2	-1	2	4	3	0	-3	-5	-3	-1	-2	0	2	1	1
min°C	-3	-6	-3	-2	0	4	1	-2	-4	-5	-5	-2	-2	-2	2	1	1
chill°C	-11	-14	-8	-6	-4	-1	-5	-11	-13	-13	-12	-6	-8	-7	-5	-7	-8

Freezing level (m)	2150	1600	1600	1950	3200	3500	3300	2250	1800	1500	1200	2050	2150	2350	3050	3100	2850
Cloud base (m)	6700	1850	1800	1950		6300		2100	1800	1800	1800	6350	5200	7000	2450	1800	1800

	—	—	7:20	—	—	7:22	—	—	7:22	—	—	7:24	—	—	7:24	—	—
	4:30	—	—	4:30	—	—	4:29	—	—	4:29	—	—	4:29	—	—	4:29	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 4°C on Mon morning, min -6°C on Sat night). Winds increasing (light winds from the NNE on Sun morning, near gales from the NW by Mon night).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Thu night. Freeze-thaw conditions (max 2°C on Thu morning, min -5°C on Tue afternoon). Winds increasing (light winds from the N on Wed morning, severe gales from the WNW by Thu 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 2 hours ago	1° C	-	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 50 minutes ago	1° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	2° C	-	Calm (0 kph at 47).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	1° C	Mist -.	Calm (0 kph at 0).	5 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	1° C	-	Calm (0 kph at 271).
Bend 37 km SSE 1297m alt. 1 hour ago	3° C	Dry	Calm (3 kph at 264).
Bend 37 km ESE 1158m alt. 50 minutes ago	2° C	-	Calm (0 kph at 318).
Bend wx 39 km E 1118m alt. 1 hour ago	2° C	-	Calm (2 kph at 32).
Camp Sherman 39 km NNE 920.5m alt. 57 minutes ago	2° C	-	Calm (0 kph at 21).

* 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.