– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Sun 19 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Sun 19 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 1°C on Sun night, min -10°C on Wed morning). Winds increasing (light winds from the WSW on Tue afternoon, gales from the W by Wed morning).											Days 5–7 Weather Summary A light covering of new snow mostly falling on Wed afternoon. Temperatures will be below freezing (max -3°C on Fri night, min -10°C on Thu morning). Winds decreasing (gales from the WSW on Wed afternoon, light winds from the WNW by Fri night).
	Sun 19		Monday 20			Tuesday 21			Wednesday 22			Thursday 23			Friday 24
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	cloudy	cloudy	some clouds	light snow	light snow	cloudy	light snow	light snow	snow shwrs	snow shwrs	light snow	snow shwrs	clear	some clouds	cloudy
km/h	SSE	SSE	SSE	S	S	SSE	WSW	WNW	W	WNW	NW	NE	NE	ENE	NE	NNW	WNW
See all weather maps
cm	—	—	—	—	—	1	1	—	1	1	3	2	2	1	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	0	1	-1	-1	-1	-6	-6	-6	-8	-9	-7	-10	-9	-7	-4	-4	-3
min °C	-1	0	-2	-2	-6	-7	-7	-8	-10	-9	-8	-10	-10	-9	-4	-4	-4
chill °C	-8	-7	-11	-10	-15	-15	-14	-18	-23	-21	-20	-21	-18	-19	-14	-10	-7

Freezing level m	3200	3200	2900	2850	2350	2250	2050	1700	1600	1600	1300	1550	2000	1550	2600	2750	2550
Cloud base (m)	5350	5650	5150	3200	2000	1900	1800	1800	1800	1800	1800	1800	1800	1800		7100	6050

	—	—	6:15	—	—	6:13	—	—	6:11	—	—	6:11	—	—	6:09	—	—
	7:54	—	—	7:55	—	—	7:58	—	—	7:59	—	—	—	8:00	—	—	8:00

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 1°C on Sun night, min -10°C on Wed morning). Winds increasing (light winds from the WSW on Tue afternoon, gales from the W by Wed morning).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Wed afternoon. Temperatures will be below freezing (max -3°C on Fri night, min -10°C on Thu morning). Winds decreasing (gales from the WSW on Wed afternoon, light winds from the WNW by Fri night).

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. 55 minutes ago	14° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1164.6m alt. 1 hour ago	15° C	Dry	Calm (3 kph at 3).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	15° C	Clear	Light winds from the NE (19 kph at 40).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	10° C	Dry	Calm (2 kph at 143).
Bend 37 km SSE 1297m alt. 1 hour ago	14° C	Dry	Calm (2 kph at 0).
Bend 37 km ESE 1158m alt. 55 minutes ago	15° C	Dry	Calm (0 kph at 330).
Deschutes River Woods wx 40 km ESE 1185m alt. 42 minutes ago	14° C	Dry	Calm (0 kph at 326).
Rainbow wx 41 km WSW 410m alt. 58 minutes ago	12° C	Dry	Calm (3 kph at 11).
Cloverdale wx 42 km NE 947m alt. 48 minutes ago	16° C	Dry	Calm (0 kph at 0).
La Pine 43 km SSE 1298m alt. 3 hours ago	19° C	Dry	Calm (0 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.