– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Sat 07 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sat 07 Feb 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 Sat night. Freeze-thaw conditions (max 1°C on Sat morning, min -9°C on Sun night). Winds decreasing (gales from the WSW on Sat afternoon, calm by Mon afternoon).									Days 4–6 Weather Summary Mostly dry. Temperatures will be below freezing (max -4°C on Tue morning, min -8°C on Thu night). Mainly strong winds.
	Saturday 7			Sunday 8			Monday 9			Tuesday 10			Wednesday 11			Thursday 12
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	light snow	heavy snow	mod. snow	mod. snow	snow shwrs	clear	some clouds	cloudy	cloudy	some clouds	cloudy	cloudy	some clouds	clear	clear	clear	cloudy
km/h	SW	WSW	WSW	WSW	W	W	WNW	NW	SE	ESE	ESE	SE	NNE	N	NNW	WNW	WNW	W
See all weather maps
cm	—	2	13	9	8	4	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	0	-2	-3	-5	-7	-6	-5	-5	-4	-5	-6	-5	-4	-5	-4	-4	-7
min °C	1	-1	-3	-3	-6	-9	-7	-6	-5	-5	-6	-7	-5	-4	-7	-5	-6	-8
chill °C	-6	-10	-9	-10	-16	-19	-14	-6	-8	-14	-14	-10	-9	-9	-11	-10	-10	-15

Freezing level m	2600	2400	1950	1900	1550	1100	1300	1700	950	1500	1500	1100	1550	1800	700	1600	1750	950
Cloud base (m)		2300	1800	1800	1800	1800	1800	1800	1800	1800	2400	1800	1850	1800	1800		1850	1850

	7:16	—	—	7:15	—	—	7:13	—	—	7:13	—	—	7:11	—	—	7:09	—	—
	—	5:24	—	—	5:27	—	—	5:28	—	—	5:29	—	—	5:30	—	—	5:31	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 1°C on Sat morning, min -9°C on Sun night). Winds decreasing (gales from the WSW on Sat afternoon, calm by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Temperatures will be below freezing (max -4°C on Tue morning, min -8°C on Thu night). Mainly strong winds.

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. 2 hours ago	7° C	Dry	Calm (2 kph at 257).
Sunriver 34 km SE 1242m alt. 2 hours ago		Dry
Bend 34 km E 1164.6m alt. 49 minutes ago	10° C	Dry	Calm (3 kph at 196).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	8° C	Light rain .	Moderate winds from the SW (20 kph at 230).	11 km Low: few Mid: few High: broken
Black Butte Ranch wx 36 km NW 1429m alt. 55 minutes ago		-	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	8° C	Dry	Calm (2 kph at 279).
Bend 37 km ESE 1158m alt. 2 hours ago	11° C	Dry	Calm (2 kph at 171).
Bend wx 39 km E 1118m alt. 3 hours ago	12° C	Dry	Light winds from the SSW (11 kph at 205).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	8° C	Dry	Calm (0 kph at 150).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	10° C	Dry	Wind obs. (8 kph from 281 degs) was rejected.

* 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.