– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Sun 28 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sun 28 Dec Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Tue morning, min -3°C on Sun morning). Wind will be generally light.									Days 4–6 Weather Summary A light covering of new snow mostly falling on Thu morning. Freeze-thaw conditions (max 5°C on Wed morning, min -2°C on Fri night). Winds increasing (calm on Wed afternoon, strong winds from the SSE by Fri night).
	Sunday 28			Monday 29			Tuesday 30			Wednesday 31			Thursday 1			Friday 2
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	some clouds	some clouds	some clouds	clear	clear	clear	some clouds	some clouds	cloudy	cloudy	light snow	light snow	light snow	some clouds	light snow	cloudy
km/h	NE	ENE	W	N	NW	WNW	ESE	WSW	SSW	SSE	S	SE	SSW	SW	WSW	S	S	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	1	2	4	—	1	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-1	-1	1	3	2	3	5	4	4	5	4	2	0	-1	0	0	-1	-1
min °C	-3	-2	-1	2	2	2	4	3	4	5	3	0	0	-1	-1	0	-1	-2
chill °C	-9	-2	-4	-1	0	2	4	3	4	2	3	-3	-5	-8	-8	-5	-9	-11

Freezing level m	1250	1450	1150	3450	3500	3650	3750	3800	3750	3700	3550	3100	2450	2350	2350	2450	2300	2200
Cloud base (m)	1900	1800	1800	6250	1800	9450				7250	6200	5350	2150	1800	1800	1850	1800	1800

	7:41	—	—	7:41	—	—	7:41	—	—	7:41	—	—	7:41	—	—	7:41	—	—
	—	4:36	—	—	4:36	—	—	4:37	—	—	4:37	—	—	4:38	—	—	4:39	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 5°C on Tue morning, min -3°C on Sun morning). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Thu morning. Freeze-thaw conditions (max 5°C on Wed morning, min -2°C on Fri night). Winds increasing (calm on Wed afternoon, strong winds from the SSE by Fri 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 1 hour ago	2° C	-	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	2° C	-	Calm (0 kph at —).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	4° C	Dry	Calm (2 kph at 60).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	0° C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 31 minutes ago	-2° C	-	Calm (5 kph at 55).
Bend 37 km SSE 1297m alt. 1 hour ago	2° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 36 minutes ago	3° C	Dry	Calm (3 kph at 329).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	7° C	Dry	Calm (0 kph at 130).
Deschutes River Woods wx 40 km ESE 1185m alt. 23 minutes ago	3° C	Dry	Calm (2 kph at 326).

* 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.