– Lat/Long: 44.10° N 121.77° W

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

Issued: 4 pm Tue 19 May 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 Wed night, min -3°C on Tue afternoon). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Fri night, min -3°C on Mon morning). Winds increasing (calm on Fri afternoon, severe gales from the SW by Mon morning).
	Tue 19		Wednesday 20			Thursday 21			Friday 22			Saturday 23			Sunday 24
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

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

Freezing level m	3050	3050	2950	3300	3500	3250	3600	3500	3400	3750	3850	3750	3900	3850	3650	3800	3750
Cloud base (m)	3000	1800	9300	3450	7100	6150	4150						6900				9000

	—	—	5:35	—	—	5:35	—	—	5:33	—	—	5:33	—	—	5:31	—	—
	—	8:30	—	—	8:30	—	—	8:31	—	—	8:32	—	—	8:34	—	—	8:35

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 3°C on Wed night, min -3°C on Tue afternoon). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 5°C on Fri night, min -3°C on Mon morning). Winds increasing (calm on Fri afternoon, severe gales from the SW 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. 43 minutes ago	18° C	Dry	Calm (5 kph at 338).
Bend 34 km E 1147m alt. 26 minutes ago	18° C	Dry	Wind obs. (8 kph from 74 degs) was rejected.
Bend 34 km E 1164.6m alt. 55 minutes ago	22° C	Dry	Wind obs. (11 kph from 325 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	18° C	Clear	Light winds from the NNW (7 kph at 330).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 27 minutes ago	13° C	Dry	Light winds from the NW (10 kph at 305).
Bend 37 km SSE 1297m alt. 2 hours ago	19° C	Dry	Wind obs. (8 kph from 360 degs) was rejected.
Bend 37 km ESE 1158m alt. 43 minutes ago	19° C	Dry	Calm (2 kph at 322).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	19° C	Dry	Calm (5 kph at 4).
Deschutes River Woods wx 40 km ESE 1185m alt. 28 minutes ago	19° C	Dry	Light winds from the NNW (6 kph at 335).
Rainbow wx 41 km WSW 410m alt. 46 minutes ago	13° C	Dry	Light winds from the NW (16 kph at 310).

* 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.