– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Mon 27 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Mon 27 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Temperatures will be below freezing (max 0°C on Thu morning, min -8°C on Mon afternoon). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 1°C on Thu afternoon, min -5°C on Sat morning). Winds increasing (calm on Thu afternoon, fresh winds from the SSW by Fri afternoon).
	Mon 27		Tuesday 28			Wednesday 29			Thursday 30			Friday 1			Saturday 2
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	some clouds	cloudy	clear	clear	some clouds	clear	some clouds	some clouds	some clouds	cloudy	cloudy	some clouds	clear	cloudy	some clouds
km/h	NW	NW	NW	WNW	NW	NNE	WNW	ENE	ESE	NE	SW	SW	SSW	S	SSE	ESE	SE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-8	-6	-6	-5	-4	-4	-3	-1	0	1	1	-1	-1	-2	-4	-2	1
min °C	-8	-6	-6	-6	-5	-5	-3	-3	-1	0	0	-1	-1	-4	-5	-2	-1
chill °C	-14	-13	-14	-12	-12	-9	-3	-6	-4	-2	-6	-8	-8	-10	-10	-6	-5

Freezing level m	2250	1650	2400	2450	1700	2550	2850	2900	3200	3250	3150	3000	3050	2600	2650	2900	3200
Cloud base (m)	2700	1800	5200	3450	1850		3200				8850	7100	3000	1950	2450	3000	1950

	—	—	6:03	—	—	6:01	—	—	6:00	—	—	5:58	—	—	5:56	—	—
	—	8:05	—	—	8:06	—	—	8:07	—	—	8:07	—	—	8:09	—	—	8:10

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Temperatures will be below freezing (max 0°C on Thu morning, min -8°C on Mon afternoon). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 1°C on Thu afternoon, min -5°C on Sat morning). Winds increasing (calm on Thu afternoon, fresh winds from the SSW by Fri afternoon).

This table gives the weather forecast for South Sister Volcano at the specific elevation of 3157 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	5° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1164.6m alt. 1 hour ago	7° C	Dry	Calm (2 kph at 118).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	4° C	Clear	Light winds from the S (7 kph at 180).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 45 minutes ago	1° C	-	Calm (2 kph at 314).
Bend 37 km SSE 1297m alt. 2 hours ago	6° C	Dry	Calm (3 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	7° C	Dry	Calm (0 kph at 333).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 7).
Deschutes River Woods wx 40 km ESE 1185m alt. 49 minutes ago	3° C	Dry	Calm (0 kph at 334).
Rainbow wx 41 km WSW 410m alt. 42 minutes ago	4° C	Dry	Wind obs. (18 kph from 225 degs) was rejected.
Cloverdale wx 42 km NE 947m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 246).

* 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.