– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Tue 23 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Tue 23 Jun 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 8°C on Tue afternoon, min -3°C on Fri morning). Winds increasing (calm on Wed morning, near gales from the W by Thu night).											Days 5–7 Weather Summary A light covering of new snow mostly falling on Fri afternoon. Freeze-thaw conditions (max 3°C on Mon morning, min -9°C on Sat morning). Winds decreasing (near gales from the WSW on Fri afternoon, light winds from the WNW by Mon morning).
	Tue 23		Wednesday 24			Thursday 25			Friday 26			Saturday 27			Sunday 28
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	clear	clear	clear	some clouds	some clouds	some clouds	light snow	light snow	light snow	light snow	light snow	some clouds	some clouds	light snow	cloudy	clear
km/h	NNE	SW	SW	W	W	WSW	WSW	W	WSW	W	W	NW	NW	NNW	NW	NNW	NNW
See all weather maps
cm	—	—	—	—	—	—	—	1	2	1	2	2	—	—	1	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	8	6	5	6	6	4	2	2	-3	-4	-5	-9	-7	-4	-4	-1	2
min °C	7	5	5	5	4	2	1	-2	-3	-4	-8	-9	-7	-6	-5	-3	-1
chill °C	6	5	4	2	0	-4	-7	-12	-13	-14	-18	-18	-16	-16	-14	-9	-7

Freezing level m	4100	4050	3850	3850	3900	3650	3300	3150	2600	2500	2100	1850	2200	2250	2300	2850	3350
Cloud base (m)	6200	9350		3750	6200	6150		1800	1800	1800	1800	1800	1850	1800	1850	1800	1850

	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:26	—	—
	—	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: A dusting of new snow. Freeze-thaw conditions (max 8°C on Tue afternoon, min -3°C on Fri morning). Winds increasing (calm on Wed morning, near gales from the W by Thu night).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Fri afternoon. Freeze-thaw conditions (max 3°C on Mon morning, min -9°C on Sat morning). Winds decreasing (near gales from the WSW on Fri afternoon, light winds from the WNW by Mon morning).

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	19° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 2 hours ago	21° C	Dry	Calm (2 kph at 0).
Bend 34 km E 1164.6m alt. 1 hour ago	22° C	Dry	Calm (0 kph at 356).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	18° C	Clear	Light winds from the N (7 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	14° C	Dry	Calm (0 kph at 255).
Bend 37 km SSE 1297m alt. 2 hours ago	20° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	22° C	Dry	Calm (0 kph at 313).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	18° C	Dry	Calm (0 kph at 346).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	21° C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	19° C	Dry	Light winds from the WSW (14 kph at 240).

* 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.