– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Wed 18 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Wed 18 Feb Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A light covering of new snow mostly falling on Thu afternoon. Temperatures will be below freezing (max -4°C on Sat morning, min -13°C on Wed night). Winds increasing (calm on Thu morning, strong winds from the S by Sat afternoon).										Days 5–7 Weather Summary A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be below freezing (max -2°C on Mon morning, min -5°C on Sat night). Winds decreasing (severe gales from the SSW on Sun morning, moderate winds from the SSW by Mon afternoon).
		Thursday 19			Friday 20			Saturday 21			Sunday 22			Monday 23			Tuesday 24
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	light snow	clear	clear	cloudy	some clouds	cloudy	cloudy	some clouds	cloudy	light snow	light snow	light snow	light snow	mod. snow	some clouds	snow shwrs	mod. snow
km/h	SW	SE	WNW	NW	W	WSW	SSW	SSW	S	SSW	SSW	SW	SW	SW	SW	WSW	WSW	WSW	W
See all weather maps
cm	1	2	5	—	—	—	—	—	—	—	—	3	4	2	5	7	—	1	7
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-12	-11	-11	-10	-8	-8	-6	-4	-4	-4	-3	-3	-3	-2	-2	-3	-4	-4	-6
min °C	-13	-11	-12	-13	-9	-9	-8	-5	-5	-5	-3	-3	-3	-2	-2	-5	-4	-5	-9
chill °C	-23	-11	-20	-22	-17	-16	-16	-13	-14	-15	-14	-13	-12	-12	-10	-14	-13	-13	-20

Freezing level m	400	900	950	0	700	1150	550	1250	1750	1250	1950	1900	1900	2100	2000	1800	1750	1900	1400
Cloud base (m)	2250	1800	1850	1800	1800	1950	1800	2200	2650	1850	1850	1800	1800	1950	1800	1800	1850	1850	1800

	—	7:00	—	—	6:58	—	—	6:56	—	—	6:54	—	—	6:52	—	—	6:52	—	—
	—	—	5:42	—	—	5:43	—	—	5:44	—	—	5:45	—	—	5:46	—	—	5:49	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Thu afternoon. Temperatures will be below freezing (max -4°C on Sat morning, min -13°C on Wed night). Winds increasing (calm on Thu morning, strong winds from the S by Sat afternoon).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be below freezing (max -2°C on Mon morning, min -5°C on Sat night). Winds decreasing (severe gales from the SSW on Sun morning, moderate winds from the SSW by Mon afternoon).

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. 55 minutes ago	-4° C	-	Calm (0 kph at 238).
Sunriver 34 km SE 1242m alt. 52 minutes ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	-2° C	-	Calm (3 kph at 196).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-3° C	Light rain .	Light winds from the SSW (15 kph at 210).	10 km Low: scattered Mid: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 44 minutes ago		-	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	-4° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 56 minutes ago	-3° C	-	Calm (0 kph at 149).
Bend wx 39 km E 1118m alt. 2 hours ago	-4° C	-	Calm (0 kph at 86).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	-2° C	-	Calm (0 kph at 80).
Deschutes River Woods wx 40 km ESE 1185m alt. 41 minutes ago	-4° C	-	Calm (0 kph at —).

* 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.