– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 pm Mon 16 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Mon 16 Feb Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A moderate fall of snow, heaviest on Thu morning. Extremely cold (max -11°C on Mon afternoon, min -15°C on Tue night). Winds decreasing (near gales from the SW on Mon night, calm by Thu morning).											Days 5–7 Weather Summary A dusting of new snow. Temperatures will be below freezing (max -1°C on Sun morning, min -13°C on Thu afternoon). Winds increasing (light winds from the NNW on Thu afternoon, gales from the SSW by Sun morning).
	Mon 16		Tuesday 17			Wednesday 18			Thursday 19			Friday 20			Saturday 21
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	light snow	light snow	cloudy	snow shwrs	light snow	light snow	light snow	light snow	some clouds	some clouds	cloudy	some clouds	some clouds	some clouds	some clouds
km/h	W	SW	S	W	WNW	W	W	SW	W	NNW	NW	WNW	WSW	W	S	SSE	S
See all weather maps
cm	3	4	2	1	—	1	1	1	5	3	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-11	-14	-13	-13	-15	-14	-13	-13	-12	-11	-10	-8	-8	-7	-4	-3	-3
min °C	-13	-14	-14	-14	-15	-15	-14	-14	-12	-13	-13	-9	-9	-9	-6	-4	-3
chill °C	-26	-28	-22	-22	-24	-26	-25	-23	-12	-20	-21	-18	-17	-18	-13	-13	-12

Freezing level m	1000	300	600	750	100	500	750	0	750	950	0	700	1150	750	1350	1950	1300
Cloud base (m)	1800	1800	1850	1850	1850	1800	1900	1850	1800	1800	1800	1800	2350	2050	1900	2050	1800

	—	—	7:03	—	—	7:01	—	—	7:00	—	—	6:58	—	—	6:56	—	—
	5:37	—	—	5:38	—	—	5:39	—	—	5:42	—	—	5:43	—	—	5:44	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Thu morning. Extremely cold (max -11°C on Mon afternoon, min -15°C on Tue night). Winds decreasing (near gales from the SW on Mon night, calm by Thu morning).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Temperatures will be below freezing (max -1°C on Sun morning, min -13°C on Thu afternoon). Winds increasing (light winds from the NNW on Thu afternoon, gales from the SSW by Sun morning).

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	-1° C	-	Calm (0 kph at 309).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	1° C	-	Calm (5 kph at 194).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	-2° C	Dry and cloudy.	Light winds from the SW (9 kph at 220).	16 km Low: few Mid: scattered High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 43 minutes ago	-3° C	-	Calm (2 kph at 338).
Bend 37 km ESE 1158m alt. 1 hour ago	1° C	-	Calm (0 kph at 215).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	-1° C	-	Calm (5 kph at 9).
Deschutes River Woods wx 40 km ESE 1185m alt. 57 minutes ago	-1° C	-	Calm (0 kph at —).
Bend 40 km E 1102m alt. 2 hours ago	1° C	-	Calm (2 kph at 327).

* 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.