– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Wed 01 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Wed 01 Apr 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. Temperatures will be below freezing (max 0°C on Sat morning, min -16°C on Wed night). Winds decreasing (severe gales from the WSW on Wed night, calm by Sat morning).											Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 2°C on Sun night, min -2°C on Tue morning). Wind will be generally light.
	Wed 1		Thursday 2			Friday 3			Saturday 4			Sunday 5			Monday 6
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	heavy snow	heavy snow	snow shwrs	snow shwrs	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	clear	clear	some clouds	some clouds
km/h	WSW	WSW	WNW	NNW	NW	NW	W	W	E	SSE	SSW	S	SSE	SSW	SSW	SSE	SSE
See all weather maps
cm	15	24	9	2	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-8	-14	-14	-8	-4	-3	-3	-2	0	0	1	1	1	2	1	1	1
min °C	-11	-16	-15	-13	-6	-4	-3	-3	-1	0	1	1	1	1	1	1	0
chill °C	-24	-32	-30	-28	-15	-11	-8	-8	-3	-2	-3	-3	-4	-4	-4	-4	-5

Freezing level m	1550	800	1100	1300	650	2400	2600	2150	3100	3150	3250	3350	3300	3400	3350	3350	3250
Cloud base (m)	1800	1800	1850	1850	1800		1850		1800	8900		7050				5050	5500

	—	—	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. Temperatures will be below freezing (max 0°C on Sat morning, min -16°C on Wed night). Winds decreasing (severe gales from the WSW on Wed night, calm by Sat morning).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 2°C on Sun night, min -2°C on Tue morning). Wind will be generally light.

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. 43 minutes ago	4° C	Dry	Calm (2 kph at 331).
Bend 34 km E 1164.6m alt. 1 hour ago	7° C	Dry	Light winds from the NW (10 kph at 324).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	5° C	Dry and partly cloudy.	Fresh winds from the SSW (31 kph at 200).	11 km Low: scattered Mid: scattered High: broken
Black Butte Ranch wx 36 km NW 1429m alt. 29 minutes ago	1° C	-	Calm (5 kph at 288).
Bend 37 km SSE 1297m alt. 1 hour ago	4° C	Dry	Calm (3 kph at 248).
Bend 37 km ESE 1158m alt. 41 minutes ago	7° C	Dry	Calm (0 kph at 155).
Deschutes River Woods wx 40 km ESE 1185m alt. 28 minutes ago	6° C	Dry	Calm (5 kph at 232).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	1° C	-	Moderate winds from the S (23 kph at 180).
Cloverdale wx 42 km NE 947m alt. 54 minutes ago	9° C	Dry	Calm (5 kph at 290).
La Pine 43 km SSE 1298m alt. 1 hour ago	5° C	Dry	Calm (5 kph at 248).

* 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.