– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Mon 22 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Mon 22 Jun Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 14°C on Mon afternoon, min 6°C on Wed night). Wind will be generally light.									Days 4–6 Weather Summary Mild with light rain (total 2mm) on Thu night Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 10°C on Thu afternoon, min -4°C on Sat night). Winds increasing (light winds from the W on Thu morning, strong winds from the WNW by Sat night).
	Monday 22			Tuesday 23			Wednesday 24			Thursday 25			Friday 26			Saturday 27
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	some clouds	clear	some clouds	cloudy	some clouds	some clouds	some clouds	light rain	light rain	cloudy	light snow	cloudy	some clouds	light snow
km/h	SE	ESE	SSW	S	NW	S	WSW	W	WNW	W	W	W	WSW	W	W	WNW	W	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2	—	—	3
mm	—	—	—	—	—	—	—	—	—	—	—	0.9	1.2	—	—	—	—	—
max °C	11	14	12	13	14	11	9	10	9	8	10	7	3	2	0	-1	-2	-3
min °C	10	13	11	12	13	7	8	9	6	7	9	4	2	1	-1	-2	-2	-4
chill °C	10	13	10	10	12	6	7	6	3	5	5	-2	-5	-6	-9	-9	-10	-13

Freezing level m	4000	4350	4350	4150	4150	4000	3750	3700	3800	3800	3850	3550	2850	2650	2300	2200	2150	1950
Cloud base (m)	9400			4500	4350	9550		5750	9300	6100	4450	2200	1800	1800	1800	1800	1850	1800

	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—
	—	—	8:53	—	—	8:53	—	—	8:53	—	—	8:53	—	—	8:53	—	—	8:53

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 14°C on Mon afternoon, min 6°C on Wed night). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

Mild with light rain (total 2mm) on Thu night Becoming colder with a light covering of snow, mostly falling on Fri night. Freeze-thaw conditions (max 10°C on Thu afternoon, min -4°C on Sat night). Winds increasing (light winds from the W on Thu morning, strong winds from the WNW by Sat 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 10 closest weather stations

Weather Station	Temp.	Weather	Wind
Sisters wx 25 km NNE 1022m alt. 50 minutes ago	26° C	Dry	Calm (2 kph at 33).
Bend 34 km E 1147m alt. 2 hours ago	24° C	Dry	Wind obs. (6 kph from 216 degs) was rejected.
Bend 34 km E 1164.6m alt. 39 minutes ago	27° C	Dry	Calm (5 kph at 324).
Black Butte Ranch wx 36 km NW 1429m alt. 51 minutes ago	19° C	Dry	Wind obs. (6 kph from 149 degs) was rejected.
Bend 37 km SSE 1297m alt. 1 hour ago	26° C	Dry	Calm (5 kph at 0).
Bend 37 km ESE 1158m alt. 50 minutes ago	27° C	Dry	Calm (0 kph at 242).
Camp Sherman 39 km NNE 920.5m alt. 45 minutes ago	29° C	Dry	Calm (2 kph at 211).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	24° C	Dry	Calm (3 kph at 17).
Rainbow wx 41 km WSW 410m alt. 59 minutes ago	22° C	Dry	Light winds from the W (10 kph at 271).
Cloverdale wx 42 km NE 947m alt. 35 minutes ago	28° C	Dry	Calm (3 kph at 165).

* 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.