– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Mon 24 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Mon 24 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A dusting of new snow. Temperatures will be below freezing (max -1°C on Wed morning, min -7°C on Thu afternoon). Winds increasing (strong winds from the WNW on Mon night, severe gales from the W by Tue night).										Days 5–7 Weather Summary A light covering of new snow mostly falling on Thu night. Temperatures will be below freezing (max -2°C on Fri afternoon, min -10°C on Sat afternoon). Winds decreasing (gales from the W on Thu night, light winds from the NNW by Fri night).
		Tuesday 25			Wednesday 26			Thursday 27			Friday 28			Saturday 29			Sunday 30
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	cloudy	light snow	light snow	some clouds	some clouds	some clouds	some clouds	light snow	cloudy	cloudy	some clouds	clear	some clouds	clear	clear	clear	clear
km/h	WNW	W	WSW	W	W	WSW	WSW	SW	WSW	WNW	NE	E	NNW	N	NNW	NNE	NE	NNE	N
See all weather maps
cm	—	—	—	2	2	—	—	—	—	5	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-5	-4	-3	-2	-1	-1	-1	-5	-7	-6	-3	-2	-3	-7	-10	-8	-6	-5	0
min°C	-6	-4	-3	-2	-2	-1	-2	-6	-7	-7	-5	-3	-5	-9	-10	-10	-7	-5	-4
chill°C	-16	-14	-13	-12	-10	-9	-12	-17	-19	-19	-13	-10	-13	-19	-21	-20	-16	-13	-13

Freezing level (m)	1500	2450	2400	2550	2800	2900	3000	2450	2200	2000	2100	2450	2200	1950	1550	1250	1450	1850	2200
Cloud base (m)	4400	3000	2700	1800	1800	1850		2900	2450	1800	1800	1950	1800	1800	1850	1800	8500	8950

	—	7:15	—	—	7:16	—	—	7:16	—	—	7:18	—	—	7:18	—	—	7:20	—	—
	—	—	4:31	—	—	4:31	—	—	4:30	—	—	4:30	—	—	4:30	—	—	4:30	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Temperatures will be below freezing (max -1°C on Wed morning, min -7°C on Thu afternoon). Winds increasing (strong winds from the WNW on Mon night, severe gales from the W by Tue night).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Thu night. Temperatures will be below freezing (max -2°C on Fri afternoon, min -10°C on Sat afternoon). Winds decreasing (gales from the W on Thu night, light winds from the NNW by Fri 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 50 minutes ago	-4° C	-	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	-4° C	-	Calm (0 kph at 41).
Sunriver 34 km SE 1242m alt. 2 hours ago		Dry
Bend 34 km E 1164.6m alt. 46 minutes ago	1° C	-	Calm (5 kph at 184).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	-5° C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 39 minutes ago	-5° C	-	Calm (0 kph at 221).
Bend 37 km SSE 1297m alt. 46 minutes ago	-6° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	-2° C	-	Calm (0 kph at 329).
Camp Sherman 39 km NNE 920.5m alt. 45 minutes ago	-4° C	-	Calm (0 kph at 127).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	-3° C	-	Calm (2 kph at 274).

* 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.