– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Tue 31 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 31 Mar Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 2°C on Fri afternoon, min -11°C on Wed night). Winds decreasing (gales from the SW on Wed afternoon, light winds from the NW by Fri morning).										Days 5–7 Weather Summary Light rain (total 4mm), mostly falling on Mon afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min 0°C on Fri night). Wind will be generally light.
		Wednesday 1			Thursday 2			Friday 3			Saturday 4			Sunday 5			Monday 6
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	snow shwrs	light snow	mod. snow	heavy snow	snow shwrs	light snow	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	light rain	light rain	mod. snow
km/h	SW	SW	WSW	WSW	WNW	NW	WNW	NW	W	WSW	ESE	SE	S	SSE	SSE	SSE	SSE	SW	E
See all weather maps
cm	2	3	9	18	7	2	—	—	—	—	—	—	—	—	—	—	—	—	6
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.2	3	—
max °C	-4	-4	-4	-10	-10	-6	-4	0	2	0	3	4	2	5	6	4	4	4	2
min °C	-5	-5	-7	-11	-11	-9	-5	-2	1	0	1	4	2	3	5	3	3	3	0
chill °C	-16	-15	-18	-24	-23	-20	-12	-6	-2	-3	1	2	-1	0	3	0	0	1	-2

Freezing level m	1800	1900	1500	850	1050	1350	750	2450	2750	2300	3000	3050	3150	3150	3200	3200	3000	2850	2500
Cloud base (m)	1800	1800	1800	1800	1850	1850	1800	1800	1950				9050	8950			4250	2250	1800

	—	6:48	—	—	6:47	—	—	6:45	—	—	6:43	—	—	6:41	—	—	6:39	—	—
	—	—	7:32	—	—	7:35	—	—	7:36	—	—	7:37	—	—	7:37	—	—	7:38	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Wed afternoon. Freeze-thaw conditions (max 2°C on Fri afternoon, min -11°C on Wed night). Winds decreasing (gales from the SW on Wed afternoon, light winds from the NW by Fri morning).

South Sister Volcano Weather (Days 3-6):

Light rain (total 4mm), mostly falling on Mon afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min 0°C on Fri night). Wind will be generally light.

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. 53 minutes ago	4° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1164.6m alt. 2 hours ago	7° C	Dry	Light winds from the S (8 kph at 174).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	5° C	Dry and cloudy.	Light winds from the SSW (15 kph at 210).	16 km Low: few Mid: few High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 56 minutes ago	2° C	-	Calm (5 kph at 329).
Bend 37 km SSE 1297m alt. 48 minutes ago	3° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 186).
Deschutes River Woods wx 40 km ESE 1185m alt. 49 minutes ago	4° C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	3° C	Dry	Light winds from the SSW (8 kph at 196).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	5° C	Dry	Calm (0 kph at 260).
La Pine 43 km SSE 1298m alt. 1 hour ago	3° C	Dry	Calm (0 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.