– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Sat 23 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Sat 23 May Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 9°C on Sat afternoon, min -6°C on Mon night). Winds decreasing (strong winds from the SW on Mon morning, light winds from the NW by Tue morning).											Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 8°C on Thu afternoon, min -4°C on Tue afternoon). Winds decreasing (fresh winds from the NNE on Wed morning, calm by Thu afternoon).
	Sat 23		Sunday 24			Monday 25			Tuesday 26			Wednesday 27			Thursday 28
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	clear	clear	some clouds	some clouds	light snow	some clouds	snow shwrs	some clouds	cloudy	some clouds	some clouds	some clouds	some clouds	some clouds
km/h	W	W	WSW	WSW	SW	SW	SW	WSW	NW	NNW	N	NNE	NNE	NE	NNE	NW	NNW
See all weather maps
cm	—	—	—	—	—	—	—	2	—	2	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	9	8	8	9	8	5	3	-3	-4	-3	-2	1	5	5	7	8	7
min °C	9	5	6	9	6	5	0	-6	-6	-4	-4	-1	4	5	6	8	4
chill °C	7	1	3	6	1	-1	-8	-14	-10	-8	-11	-8	-1	0	3	8	0

Freezing level m	3700	3700	3550	3650	3700	3050	2450	1600	1950	2050	1950	2650	3150	3600	3400	3700	3650
Cloud base (m)	7250	8100		8800	9350	2950	2250	1800	1850	1850	1800	1800	2300		5800	3150	1800

	—	—	5:31	—	—	5:31	—	—	5:30	—	—	5:30	—	—	5:28	—	—
	—	8:34	—	—	8:35	—	—	8:36	—	—	8:37	—	—	8:37	—	—	8:38

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 9°C on Sat afternoon, min -6°C on Mon night). Winds decreasing (strong winds from the SW on Mon morning, light winds from the NW by Tue morning).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 8°C on Thu afternoon, min -4°C on Tue afternoon). Winds decreasing (fresh winds from the NNE on Wed morning, calm by Thu 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. 51 minutes ago	19° C	Dry	Calm (0 kph at 60).
Bend 34 km E 1164.6m alt. 3 hours ago	27° C	Dry	Light winds from the NNW (11 kph at 342).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	22° C	Clear	Light winds from the NW (13 kph at 310).	13 km
Black Butte Ranch wx 36 km NW 1429m alt. 58 minutes ago	14° C	Dry	Calm (5 kph at 274).
Bend 37 km SSE 1297m alt. 1 hour ago	19° C	Dry	Wind obs. (6 kph from 360 degs) was rejected.
Bend 37 km ESE 1158m alt. 1 hour ago	21° C	Dry	Calm (2 kph at 329).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	21° C	Dry	Calm (2 kph at 6).
Deschutes River Woods wx 40 km ESE 1185m alt. 48 minutes ago	21° C	Dry	Calm (3 kph at 330).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	14° C	Dry	Wind obs. (21 kph from 221 degs) was rejected.
Cloverdale wx 42 km NE 947m alt. 1 hour ago	22° C	Dry	Calm (2 kph at 241).

* 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.