– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Tue 17 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Tue 17 Feb Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Wed afternoon. Temperatures will be well below freezing (max -10°C on Thu night, min -15°C on Tue night). Winds decreasing (strong winds from the W on Wed morning, calm by Thu morning).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Sun night. Temperatures will be below freezing (max -3°C on Sat night, min -9°C on Sun night). Winds increasing (light winds from the W on Fri morning, gales from the S by Sat night).
	Tuesday 17			Wednesday 18			Thursday 19			Friday 20			Saturday 21			Sunday 22
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	cloudy	snow shwrs	light snow	mod. snow	light snow	light snow	light snow	clear	clear	some clouds	cloudy	some clouds	cloudy	some clouds	cloudy	cloudy	heavy snow
km/h	SW	WSW	WNW	W	W	WSW	SW	NW	NW	W	SW	SSW	S	S	S	S	S	SW
See all weather maps
cm	2	—	2	2	6	4	2	4	—	—	—	—	—	—	—	—	—	14
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-13	-13	-14	-13	-13	-13	-12	-12	-10	-7	-7	-7	-4	-4	-3	-3	-3	-8
min °C	-14	-14	-15	-14	-13	-13	-12	-13	-13	-8	-8	-8	-5	-4	-5	-5	-4	-9
chill °C	-23	-23	-26	-25	-24	-25	-12	-21	-21	-15	-16	-16	-13	-13	-16	-16	-15	-19

Freezing level m	650	800	0	550	700	450	850	850	0	700	1250	750	1200	1800	1250	1750	2050	1100
Cloud base (m)	1850	1900	1800	1850	1800	1800	1800	1800	1800			2050	2400	4600	2000	1900	1800	1800

	7:03	—	—	7:01	—	—	7:00	—	—	6:58	—	—	6:56	—	—	6:54	—	—
	—	5:38	—	—	5:39	—	—	5:42	—	—	5:43	—	—	5:44	—	—	5:45	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Wed afternoon. Temperatures will be well below freezing (max -10°C on Thu night, min -15°C on Tue night). Winds decreasing (strong winds from the W on Wed morning, calm by Thu morning).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Sun night. Temperatures will be below freezing (max -3°C on Sat night, min -9°C on Sun night). Winds increasing (light winds from the W on Fri morning, gales from the S by Sat 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 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 1 hour ago	2° C	-	Calm (2 kph at 353).
Sunriver 34 km SE 1242m alt. 40 minutes ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	2° C	-	Wind obs. (11 kph from 285 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago		-	Moderate winds from the W (20 kph at 280).	0.0 km High: few
Bend 37 km SSE 1297m alt. 48 minutes ago	-1° C	-	Calm (2 kph at 346).
Bend 37 km ESE 1158m alt. 1 hour ago	2° C	-	Calm (2 kph at 322).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	2° C	-	Calm (2 kph at 59).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	2° C	-	Calm (2 kph at 287).
Bend 40 km E 1102m alt. 54 minutes ago		-	Calm (2 kph at 195).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	-3° C	-	Light winds from the W (8 kph at 262).

* 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.