– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Tue 02 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Tue 02 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. Very mild (max 11°C on Tue afternoon, min 2°C on Wed afternoon). Winds increasing (light winds from the WSW on Tue afternoon, strong winds from the WSW by Fri morning).											Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 4°C on Fri afternoon, min -4°C on Sat night). Winds decreasing (near gales from the WSW on Fri afternoon, light winds from the W by Sun morning).
	Tue 2		Wednesday 3			Thursday 4			Friday 5			Saturday 6			Sunday 7
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	light rain	rain shwrs	clear	clear	clear	clear	clear	clear	cloudy	clear	clear	some clouds	clear	some clouds	cloudy
km/h	W	SW	W	W	WNW	WNW	WSW	WSW	WSW	WSW	WSW	WSW	W	WNW	W	SW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	0.1	0.2	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	11	9	4	3	4	6	8	7	3	4	2	-1	-1	-3	1	4	4
min °C	11	5	3	2	2	4	8	3	3	3	-1	-2	-2	-4	0	4	0
chill °C	10	0	-2	-4	-3	0	6	-3	-4	-4	-8	-9	-9	-12	-5	1	-7

Freezing level m	3850	3650	2950	2900	3450	3450	3750	3800	2850	3050	2300	2350	2350	1550	2600	2950	3000
Cloud base (m)		5900	2900	2150	1800		8550		2900	2750	1900	7750	2950	1800	6300	5550	4450

	—	—	5:26	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—
	—	8:43	—	—	8:44	—	—	8:45	—	—	8:45	—	—	8:45	—	—	8:46

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 11°C on Tue afternoon, min 2°C on Wed afternoon). Winds increasing (light winds from the WSW on Tue afternoon, strong winds from the WSW by Fri morning).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 4°C on Fri afternoon, min -4°C on Sat night). Winds decreasing (near gales from the WSW on Fri afternoon, light winds from the W by Sun morning).

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. 1 hour ago	28° C	Dry	Calm (2 kph at 295).
Bend 34 km E 1147m alt. 56 minutes ago	26° C	Dry	Wind obs. (8 kph from 42 degs) was rejected.
Bend 34 km E 1164.6m alt. 1 hour ago	30° C	Dry	Light winds from the N (6 kph at 2).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	24° C	Clear	Light winds from the N (13 kph at 10).	13 km
Black Butte Ranch wx 36 km NW 1429m alt. 51 minutes ago	20° C	Dry	Wind obs. (10 kph from 304 degs) was rejected.
Bend 37 km SSE 1297m alt. 2 hours ago	27° C	Dry	Calm (3 kph at 71).
Bend 37 km ESE 1158m alt. 1 hour ago	27° C	Dry	Calm (2 kph at 304).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	28° C	Dry	Wind obs. (8 kph from 17 degs) was rejected.
Rainbow wx 41 km WSW 410m alt. 1 hour ago	19° C	Dry	Moderate winds from the WNW (21 kph at 293).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	28° C	Dry	Calm (3 kph at 320).

* 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.