– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 pm Wed 11 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Wed 11 Feb Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Temperatures will be below freezing (max -1°C on Thu morning, min -6°C on Fri night). Winds increasing (calm on Wed afternoon, strong winds from the WSW by Fri night).											Days 5–7 Weather Summary A light covering of new snow mostly falling on Sat night. Temperatures will be below freezing (max -4°C on Sat afternoon, min -6°C on Sat night). Winds increasing (light winds from the SW on Sat night, strong winds from the SSE by Mon afternoon).
	Wed 11		Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

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

Freezing level m	2200	1600	2100	2150	1100	2050	1950	1400	1850	2000	1500	1650	1900	1300	1850	1700	1200
Cloud base (m)	2000	2200	2050	2000	7150	5950		2250	1800	1800	2300	1850	1950	1850	2200	2100	1800

	—	—	7:09	—	—	7:09	—	—	7:07	—	—	7:05	—	—	7:03	—	—
	5:30	—	—	5:31	—	—	5:34	—	—	5:35	—	—	5:36	—	—	5:37	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Temperatures will be below freezing (max -1°C on Thu morning, min -6°C on Fri night). Winds increasing (calm on Wed afternoon, strong winds from the WSW by Fri night).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sat night. Temperatures will be below freezing (max -4°C on Sat afternoon, min -6°C on Sat night). Winds increasing (light winds from the SW on Sat night, strong winds from the SSE 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. 1 hour ago	-3° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 51 minutes ago		Dry
Bend 34 km E 1164.6m alt. 53 minutes ago	1° C	-	Calm (0 kph at 95).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	0° C	Dry and cloudy.	Wind obs. (9 kph from 360 degs) was rejected.	16 km Low: few Mid: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 57 minutes ago	3° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 2 hours ago	0° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	1° C	-	Calm (0 kph at 63).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	-1° C	-	Calm (0 kph at —).
Bend 40 km E 1102m alt. 1 hour ago	-3° C	-	Calm (0 kph at 0).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	6° C	Dry	Light winds from the E (11 kph at 94).

* 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.