– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 pm Sun 15 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Sun 15 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 Mon morning. Temperatures will be below freezing (max -4°C on Sun afternoon, min -15°C on Tue night). Winds decreasing (near gales from the WSW on Mon afternoon, light winds from the WNW by Tue night).											Days 5–7 Weather Summary A moderate fall of snow, heaviest on Wed night. Temperatures will be below freezing (max -5°C on Sat morning, min -15°C on Thu afternoon). Winds increasing (light winds from the NW on Thu night, near gales from the SW by Fri night).
	Sun 15		Monday 16			Tuesday 17			Wednesday 18			Thursday 19			Friday 20
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	snow shwrs	light snow	light snow	snow shwrs	light snow	light snow	cloudy	light snow	some clouds	light snow	light snow	light snow	some clouds	cloudy	cloudy	light snow
km/h	SW	SSW	WSW	W	SW	SW	W	WNW	WNW	WNW	WSW	WNW	NW	NW	W	SW	SW
See all weather maps
cm	—	2	5	3	2	3	1	—	1	—	4	3	2	—	—	—	3
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-4	-5	-7	-11	-13	-13	-13	-15	-14	-14	-13	-14	-14	-10	-8	-8	-7
min °C	-5	-6	-10	-13	-14	-14	-14	-15	-15	-14	-14	-14	-15	-14	-8	-8	-7
chill °C	-12	-16	-21	-26	-27	-23	-22	-22	-25	-25	-23	-24	-22	-20	-16	-17	-17

Freezing level m	2000	1250	1450	1000	250	650	750	0	550	650	350	600	600	0	700	1100	950
Cloud base (m)	1950	2100	1800	1800	1900	1850	1850	1800	1850	1850	1900	1800	1800	1800	5700	2600	1800

	—	—	7:03	—	—	7:03	—	—	7:01	—	—	7:00	—	—	6:58	—	—
	5:36	—	—	5:37	—	—	5:38	—	—	5:39	—	—	5:42	—	—	5:43	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Mon morning. Temperatures will be below freezing (max -4°C on Sun afternoon, min -15°C on Tue night). Winds decreasing (near gales from the WSW on Mon afternoon, light winds from the WNW by Tue night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Wed night. Temperatures will be below freezing (max -5°C on Sat morning, min -15°C on Thu afternoon). Winds increasing (light winds from the NW on Thu night, near gales from the SW 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 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 0).
Sunriver 34 km SE 1242m alt. 37 minutes ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	2° C	-	Calm (2 kph at 48).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	-2° C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	10° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 2 hours ago	-3° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	1° C	-	Calm (0 kph at 336).
Bend wx 39 km E 1118m alt. 2 hours ago	-1° C	-	Calm (0 kph at 203).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	3° C	Dry	Calm (0 kph at 4).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	-1° 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.