– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Sun 28 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Sun 28 Jun Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Freeze-thaw conditions (max 3°C on Sun night, min -1°C on Sun afternoon). Mainly fresh winds.											Days 5–7 Weather Summary Mostly dry. Mild temperatures (max 8°C on Fri night, min 1°C on Wed afternoon). Winds increasing (light winds from the WNW on Wed afternoon, strong winds from the WNW by Thu night).
	Sun 28		Monday 29			Tuesday 30			Wednesday 1			Thursday 2			Friday 3
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	cloudy	some clouds	clear	clear	clear	clear	clear	clear	some clouds	some clouds	cloudy	clear	clear	clear	clear
km/h	NNW	NNW	N	ESE	NNW	NNW	WNW	NNW	NW	W	NW	WNW	W	WNW	WNW	WSW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	0	3	3	2	3	2	2	2	1	2	4	2	1	3	4	7	8
min °C	-1	0	2	2	3	2	2	2	0	1	3	1	1	3	4	5	7
chill °C	-7	-6	-4	-1	1	-4	-2	-3	-5	-2	-2	-4	-3	-3	-2	1	4

Freezing level m	3100	3400	3600	3550	3650	3450	3550	3450	3250	3550	3750	3350	3300	3650	3800	4150	4450
Cloud base (m)	1850	1800	1800	3550	1950			1800	9400	9350	1800	6700		2000

	—	—	5:26	—	—	5:26	—	—	5:26	—	—	5:28	—	—	5:28	—	—
	—	8:53	—	—	8:53	—	—	8:53	—	—	8:53	—	—	8:52	—	—	8:52

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 3°C on Sun night, min -1°C on Sun afternoon). Mainly fresh winds.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Mild temperatures (max 8°C on Fri night, min 1°C on Wed afternoon). Winds increasing (light winds from the WNW on Wed afternoon, strong winds from the WNW by Thu 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. 2 hours ago	15° C	Dry	Light winds from the W (6 kph at 269).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	14° C	Dry and partly cloudy.	Light winds from the WSW.(Wind varies from 210 to 280 degs) (13 kph at 250).	14 km Low: scattered
Camp Sherman 39 km NNE 920.5m alt. 54 minutes ago	14° C	Dry	Calm (3 kph at 126).
Rainbow wx 41 km WSW 410m alt. 46 minutes ago	8° C	Dry	Light winds from the WSW (16 kph at 255).
La Pine 43 km SSE 1298m alt. 54 minutes ago	13° C	Dry	Calm (5 kph at 340).
Bend Airport 46 km E 1055m alt. 1 hour ago	17° C	Clear	Fresh winds from the NW (31 kph at 310).	16 km
Redmond Airport 52 km ENE 714m alt. 2 hours ago	19° C	Clear	Moderate winds from the W (26 kph at 280).	16 km
Terrebonne 55 km NE 836m alt. 53 minutes ago	19° C	Dry	Wind obs. (8 kph from 191 degs) was rejected.
Culver 65 km NE 813m alt. 43 minutes ago	17° C	Dry	Calm (0 kph at 296).
Prineville Airport (Oregon) 72 km ENE 991m alt. 1 hour ago	18° C	Dry and partly cloudy.	Fresh winds from the NW (33 kph at 310).	16 km Low: broken

* 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.