– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Sun 05 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Sun 05 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 1°C on Sun morning, min -4°C on Tue afternoon). Winds increasing (calm on Sun afternoon, severe gales from the WNW by Tue morning).									Days 4–6 Weather Summary Mostly dry. Temperatures will be below freezing (max 0°C on Fri night, min -4°C on Wed morning). Winds decreasing (strong winds from the W on Wed night, calm by Thu afternoon).
	Sunday 5			Monday 6			Tuesday 7			Wednesday 8			Thursday 9			Friday 10
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear
km/h	SSW	SSW	SSW	W	WSW	W	WNW	WNW	WNW	W	W	W	WSW	WNW	WSW	WSW	WSW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	1	1	0	-1	0	-3	-4	-2	-3	-3	-2	-2	-2	-1	-2	-1	0
min °C	1	0	0	-1	-1	-2	-3	-4	-4	-4	-3	-3	-3	-3	-2	-2	-1	-1
chill °C	-3	0	-2	-6	-6	-12	-14	-15	-15	-13	-11	-11	-10	-7	-6	-6	-3	-6

Freezing level m	3250	3200	3200	3050	3000	3050	2650	2600	2300	2650	2750	2600	2800	2900	2950	2950	3050	3050
Cloud base (m)		6800	6750	5750	3250							9100		3250		2850	2950

	6:41	—	—	6:39	—	—	6:37	—	—	6:35	—	—	6:33	—	—	6:31	—	—
	—	7:37	—	—	7:38	—	—	7:40	—	—	7:42	—	—	7:43	—	—	7:44	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 1°C on Sun morning, min -4°C on Tue afternoon). Winds increasing (calm on Sun afternoon, severe gales from the WNW by Tue morning).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Temperatures will be below freezing (max 0°C on Fri night, min -4°C on Wed morning). Winds decreasing (strong winds from the W on Wed night, calm by Thu afternoon).

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. 40 minutes ago	22° C	Dry	Calm (2 kph at 129).
Sunriver 34 km SE 1242m alt. 46 minutes ago		Dry
Bend 34 km E 1164.6m alt. 25 minutes ago	22° C	Dry	Calm (5 kph at 79).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	20° C	Clear	Light winds from the N (11 kph at 1).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 58 minutes ago	18° C	Dry	Calm (2 kph at 232).
Bend 37 km SSE 1297m alt. 1 hour ago	21° C	Dry	Calm (3 kph at 0).
Bend 37 km ESE 1158m alt. 39 minutes ago	23° C	Dry	Wind obs. (10 kph from 323 degs) was rejected.
Bend wx 39 km E 1118m alt. 3 hours ago	24° C	Dry	Calm (5 kph at 93).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	22° C	Dry	Calm (5 kph at 337).
Rainbow wx 41 km WSW 410m alt. 3 hours ago	19° C	Dry	Light winds from the NW (10 kph at 308).

* 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.