– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Tue 03 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Tue 03 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. Freeze-thaw conditions (max 8°C on Wed morning, min -1°C on Fri afternoon). Winds increasing (light winds from the SSW on Tue night, fresh winds from the SSE by Thu morning).										Days 5–7 Weather Summary A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 1°C on Sat morning, min -9°C on Sun night). Winds decreasing (gales from the SW on Sun morning, light winds from the NNE by Mon afternoon).
		Wednesday 4			Thursday 5			Friday 6			Saturday 7			Sunday 8			Monday 9
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	cloudy	some clouds	some clouds	some clouds	mod. snow	mod. snow	some clouds	clear	some clouds
km/h	SSW	S	SSW	ESE	SSE	SSW	SW	SW	SW	W	WSW	WSW	WSW	SW	W	W	NNW	NNE	SE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	9	8	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	8	8	6	7	6	4	3	1	0	1	1	1	0	-6	-7	-5	-5	-6
min °C	5	7	6	5	7	4	2	3	-1	-1	1	1	0	-2	-7	-9	-7	-6	-6
chill °C	3	4	5	0	2	1	-1	0	-7	-7	-5	-6	-9	-12	-17	-21	-16	-11	-10

Freezing level m	3750	3850	4000	4050	3800	3500	3250	2950	2650	2500	2700	2650	2750	2550	1550	1150	1250	1750	900
Cloud base (m)	5400	9000	9150	9300		9500	9250		3550	2300	2800	2250	3350	2700	2150	1800	1800	1800	1800

	—	7:20	—	—	7:18	—	—	7:18	—	—	7:16	—	—	7:15	—	—	7:13	—	—
	—	—	5:21	—	—	5:22	—	—	5:23	—	—	5:24	—	—	5:27	—	—	5:28	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 8°C on Wed morning, min -1°C on Fri afternoon). Winds increasing (light winds from the SSW on Tue night, fresh winds from the SSE by Thu morning).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 1°C on Sat morning, min -9°C on Sun night). Winds decreasing (gales from the SW on Sun morning, light winds from the NNE 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	-1° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 42 minutes ago		Dry
Bend 34 km E 1164.6m alt. 43 minutes ago	7° C	Dry	Light winds from the SE (8 kph at 139).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	-2° C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 3 hours ago	7° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 57 minutes ago	-4° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 185).
Bend wx 39 km E 1118m alt. 2 hours ago	1° C	-	Calm (0 kph at 270).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	-1° C	-	Calm (0 kph at 349).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	-1° C	-	Calm (2 kph at 174).

* 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.