– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 am Mon 24 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Mon 24 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 2°C on Wed morning, min -6°C on Mon morning). Winds increasing (moderate winds from the WNW on Mon afternoon, near gales from the W by Tue afternoon).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Thu morning, min -10°C on Sat night). Winds decreasing (gales from the WSW on Thu morning, light winds from the NW by Fri night).
	Monday 24			Tuesday 25			Wednesday 26			Thursday 27			Friday 28			Saturday 29
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	some clouds	cloudy	cloudy	light snow	cloudy	some clouds	clear	snow shwrs	some clouds	cloudy	some clouds	light snow	light snow	light snow	mod. snow	snow shwrs
km/h	WNW	WNW	NW	WSW	W	W	W	WSW	WSW	WSW	W	WNW	W	SW	WNW	NNW	NNE	ENE
See all weather maps
cm	—	—	—	—	—	1	—	—	—	1	—	—	—	1	4	1	7	8
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-6	-5	-3	0	-1	1	2	2	2	0	0	-2	-5	-6	-7	-9	-9	-8
min°C	-6	-5	-4	-1	-1	0	1	2	0	0	-1	-5	-5	-6	-9	-9	-9	-10
chill°C	-16	-13	-12	-9	-10	-8	-5	-4	-8	-8	-10	-14	-13	-13	-13	-13	-15	-20

Freezing level (m)	1350	1400	1300	2400	2100	2450	2850	2950	3050	2500	2400	1650	1750	1700	1000	1200	1200	350
Cloud base (m)	1800	1800	4300	3000	2450	1800	1800	1800		2150	2050	1800	1800	1850	1800	1850	1800	1850

	7:13	—	—	7:15	—	—	7:16	—	—	7:16	—	—	7:18	—	—	7:18	—	—
	—	4:32	—	—	4:31	—	—	4:31	—	—	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. Freeze-thaw conditions (max 2°C on Wed morning, min -6°C on Mon morning). Winds increasing (moderate winds from the WNW on Mon afternoon, near gales from the W by Tue afternoon).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Thu morning, min -10°C on Sat night). Winds decreasing (gales from the WSW on Thu morning, light winds from the NW by Fri 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	2° C	-	Calm (0 kph at 258).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	3° C	Dry	Calm (2 kph at 259).
Sunriver 34 km SE 1242m alt. 28 minutes ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	3° C	Dry	Light winds from the E (6 kph at 87).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	2° C	Dry and cloudy.	Light winds from the SW.(Wind varies from 180 to 240 degs) (17 kph at 220).	16 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 56 minutes ago	-2° C	-	Light winds from the NW (10 kph at 304).
Bend 37 km SSE 1297m alt. 41 minutes ago	1° C	-	Calm (2 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	4° C	Dry	Calm (0 kph at 148).
Bend wx 39 km E 1118m alt. 1 hour ago	2° C	-	Calm (5 kph at 93).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	2° C	-	Calm (0 kph at 92).

* 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.