– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 am Fri 06 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Fri 06 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 Sun afternoon. Freeze-thaw conditions (max 3°C on Fri morning, min -9°C on Sun night). Winds increasing (light winds from the SW on Fri morning, gales from the W by Sun afternoon).									Days 4–6 Weather Summary A dusting of new snow. Temperatures will be below freezing (max -4°C on Tue morning, min -8°C on Mon morning). Winds decreasing (fresh winds from the WNW on Mon morning, calm by Tue afternoon).
	Friday 6			Saturday 7			Sunday 8			Monday 9			Tuesday 10			Wednesday 11
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	clear	cloudy	cloudy	mod. snow	light snow	heavy snow	heavy snow	snow shwrs	clear	some clouds	some clouds	cloudy	some clouds	clear	clear	clear
km/h	SW	WSW	SW	WSW	W	WSW	SW	WSW	W	WNW	WNW	SE	ESE	SE	NW	W	W	NW
See all weather maps
cm	—	—	—	—	—	7	3	15	11	1	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	2	0	0	-1	-1	1	-1	-7	-8	-7	-6	-4	-4	-6	-5	-6	-6
min °C	3	0	-2	0	-1	-1	0	-5	-9	-8	-8	-7	-4	-5	-6	-5	-8	-8
chill °C	0	-5	-10	-8	-9	-9	-9	-16	-20	-17	-11	-10	-11	-5	-9	-13	-15	-14

Freezing level m	3000	2850	2400	2550	2350	2250	2500	2300	1250	1300	1550	800	1650	1800	900	1600	1700	950
Cloud base (m)	6100	6300	8800	3350	1950	1800	1800	1800	1800	1800	1800	1800	6000	6250	1800	1850	2100	1800

	7:18	—	—	7:16	—	—	7:15	—	—	7:13	—	—	7:13	—	—	7:11	—	—
	—	5:23	—	—	5:24	—	—	5:27	—	—	5:28	—	—	5:29	—	—	5:30	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Sun afternoon. Freeze-thaw conditions (max 3°C on Fri morning, min -9°C on Sun night). Winds increasing (light winds from the SW on Fri morning, gales from the W by Sun afternoon).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Temperatures will be below freezing (max -4°C on Tue morning, min -8°C on Mon morning). Winds decreasing (fresh winds from the WNW on Mon morning, calm by Tue 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. 43 minutes ago	-4° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	4° C	Dry	Wind obs. (11 kph from 153 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-5° C	Clear	Wind obs. (9 kph from 210 degs) was rejected.	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 46 minutes ago	2° C	-	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	-5° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 42 minutes ago	4° C	Dry	Calm (3 kph at 207).
Bend wx 39 km E 1118m alt. 2 hours ago	-2° C	-	Calm (3 kph at 268).
Camp Sherman 39 km NNE 920.5m alt. 3 hours ago	-2° C	-	Calm (0 kph at 349).
Deschutes River Woods wx 40 km ESE 1185m alt. 30 minutes ago	4° C	Dry	Calm (2 kph at 282).

* 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.