– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Thu 12 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Thu 12 Mar 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 Fri night. Temperatures will be below freezing (max 0°C on Thu afternoon, min -6°C on Sat night). Winds decreasing (severe gales from the W on Thu morning, fresh winds from the NW by Sat night).									Days 4–6 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 8°C on Tue afternoon, min -2°C on Sun morning). Winds decreasing (gales from the WNW on Sun night, fresh winds from the W by Tue night).
	Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16			Tuesday 17
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	cloudy	cloudy	cloudy	cloudy	heavy snow	snow shwrs	clear	some clouds	cloudy	cloudy	snow shwrs	cloudy	some clouds	clear	clear	clear	clear
km/h	W	W	W	W	W	W	WNW	NW	NW	NW	WNW	WNW	NW	NW	WNW	W	W	W
See all weather maps
cm	2	—	—	—	—	15	5	—	—	—	—	1	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-2	0	0	-1	0	0	-4	-5	-4	1	1	2	3	5	4	7	8	6
min °C	-2	0	0	-1	0	-3	-5	-5	-6	-2	0	0	2	5	4	4	8	6
chill °C	-13	-10	-10	-11	-9	-13	-16	-16	-16	-11	-8	-8	-6	-1	-2	-2	4	1

Freezing level m	2100	2450	2600	2300	2400	2300	1150	1250	850	2650	2450	3250	3400	3650	3750	3700	3850	3850
Cloud base (m)	1800	1800	1800	1800	1800	1800	1850	1850	7000	2500	2300	2000	2600	2850		9400

	7:24	—	—	7:22	—	—	7:20	—	—	7:18	—	—	7:18	—	—	7:16	—	—
	—	7:08	—	—	7:09	—	—	7:10	—	—	7:12	—	—	7:14	—	—	7:15	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max 0°C on Thu afternoon, min -6°C on Sat night). Winds decreasing (severe gales from the W on Thu morning, fresh winds from the NW by Sat night).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 8°C on Tue afternoon, min -2°C on Sun morning). Winds decreasing (gales from the WNW on Sun night, fresh winds from the W by Tue 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. 37 minutes ago	8° C	Dry	Calm (3 kph at 69).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 31 minutes ago	8° C	Dry	Light winds from the W (10 kph at 260).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	5° C	Dry and cloudy.	Moderate winds from the S (20 kph at 180).	11 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 48 minutes ago	3° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	6° C	Dry	Light winds from the N (6 kph at 0).
Bend 37 km ESE 1158m alt. 45 minutes ago	7° C	Dry	Calm (2 kph at 146).
Bend wx 39 km E 1118m alt. 1 hour ago	8° C	Dry	Light winds from the SSW (13 kph at 196).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago		Dry
Deschutes River Woods wx 40 km ESE 1185m alt. 33 minutes ago	6° C	Dry	Light winds from the SSE (6 kph at 159).

* 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.