– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Wed 11 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Wed 11 Feb Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Temperatures will be below freezing (max -4°C on Thu afternoon, min -9°C on Fri afternoon). Winds increasing (calm on Wed afternoon, gales from the WSW by Fri night).									Days 4–6 Weather Summary A dusting of new snow. Temperatures will be well below freezing (max -7°C on Sat morning, min -10°C on Sat night). Winds increasing (moderate winds from the SSW on Sun afternoon, gales from the SSE by Sun night).
	Wednesday 11			Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	cloudy	some clouds	clear	some clouds	some clouds	some clouds	cloudy	cloudy	cloudy	snow shwrs	snow shwrs	some clouds	light snow	some clouds	some clouds
km/h	E	S	NW	NW	NW	W	W	WSW	SW	SW	SW	SW	SSW	SSW	S	S	SSE	SSE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	1	1	—	1	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-6	-6	-6	-5	-4	-5	-5	-8	-8	-7	-8	-8	-9	-9	-8	-9	-10	-9
min °C	-6	-6	-6	-6	-5	-6	-7	-9	-8	-8	-8	-10	-9	-9	-9	-10	-10	-10
chill °C	-11	-6	-10	-14	-13	-15	-18	-21	-19	-19	-18	-20	-18	-17	-21	-20	-20	-23

Freezing level m	1850	2150	1550	2150	2200	1100	2100	2000	1350	2000	2050	1800	1900	2050	1600	1800	1850	1600
Cloud base (m)	1850	1950	1950	1950	1900	1750	6000	5100	2650	2200	2150	2850	2100	2050	6600	2100	1950	2250

	7:11	—	—	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 -4°C on Thu afternoon, min -9°C on Fri afternoon). Winds increasing (calm on Wed afternoon, gales from the WSW by Fri night).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Temperatures will be well below freezing (max -7°C on Sat morning, min -10°C on Sat night). Winds increasing (moderate winds from the SSW on Sun afternoon, gales from the SSE by Sun night).

This table gives the weather forecast for South Sister Volcano at the specific elevation of 3157 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. 31 minutes ago	3° C	Dry	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 27 minutes ago		Dry
Bend 34 km E 1164.6m alt. 22 minutes ago	5° C	Dry	Calm (0 kph at 43).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	2° C	Dry and cloudy.	Wind obs. (11 kph from 20 degs) was rejected.	16 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 59 minutes ago	6° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	3° C	Dry	Calm (2 kph at 120).
Bend 37 km ESE 1158m alt. 29 minutes ago	4° C	Dry	Calm (0 kph at 64).
Deschutes River Woods wx 40 km ESE 1185m alt. 17 minutes ago	3° C	Dry	Calm (0 kph at —).
Bend 40 km E 1102m alt. 1 hour ago	3° C	Dry	Calm (5 kph at 288).
Rainbow wx 41 km WSW 410m alt. 19 minutes ago	8° C	Dry	Calm (5 kph at 76).

* 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.