– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 9 am Thu 12 Nov Local Time

Updates in:

hr min s

Update imminent

Issued: 9 am Thu 12 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 7°C on Thu morning, min -6°C on Fri night). Winds decreasing (stormy winds from the S on Thu night, fresh winds from the WSW by Sat morning).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Tue night. Temperatures will be below freezing (max -2°C on Sun morning, min -9°C on Tue night). Winds increasing (light winds from the W on Mon night, near gales from the SSW by Tue afternoon).
	Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16			Tuesday 17
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	cloudy	mod. snow	light snow	mod. snow	light snow	cloudy	light snow	light snow	light snow	snow shwrs	some clouds	some clouds	clear	clear	some clouds	mod. snow
Cloud base (m)	7000			1900	1800	1800	1850	1800	1950	1800	1800	1850	1800	1900	1950	1800	2250	1800
km/h	SSW	S	SSW	S	SW	SW	WSW	SW	WSW	SW	SW	WSW	WSW	W	WSW	SW	SSW	SW
See all weather maps
cm	—	—	—	8	1	9	1	—	3	2	2	1	—	—	—	—	—	10
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	7	6	4	-1	-4	-5	-4	-1	0	-2	-4	-6	-6	-7	-7	-4	-4	-5
min °C	6	5	0	-3	-5	-6	-4	-2	-2	-3	-5	-7	-6	-7	-7	-5	-4	-9
chill °C	0	-2	-10	-11	-15	-17	-14	-10	-11	-11	-11	-15	-13	-13	-10	-11	-12	-19

Freezing level m	3450	3300	2700	2300	1950	1700	1800	2050	2500	2100	1800	1100	1550	1600	950	1750	1850	1400

	6:58	—	—	6:58	—	—	7:01	—	—	7:01	—	—	7:03	—	—	7:05	—	—
	—	4:43	—	—	4:42	—	—	4:40	—	—	4:39	—	—	4:38	—	—	4:37	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 7°C on Thu morning, min -6°C on Fri night). Winds decreasing (stormy winds from the S on Thu night, fresh winds from the WSW by Sat morning).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Tue night. Temperatures will be below freezing (max -2°C on Sun morning, min -9°C on Tue night). Winds increasing (light winds from the W on Mon night, near gales from the SSW by Tue afternoon).

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. 2 hours ago	8°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	11°C	Dry	Calm (3 kph at 204).
Bend 34 km E 1164.6m alt. 2 hours ago	12°C	Dry	Light winds from the SSW (11 kph at 201).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	10°C	Clear	Light winds from the SW (15 kph at 230).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 50 minutes ago	13°C	Dry	Calm (0 kph at 176).
Bend 37 km SSE 1297m alt. 47 minutes ago	5°C	Dry	Calm (0 kph at 0).
Camp Sherman 39 km NNE 920.5m alt. 53 minutes ago	6°C	Dry	Calm (0 kph at 145).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	11°C	Dry	Calm (2 kph at 199).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	13°C	Dry	Light winds from the SE (19 kph at 127).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	6°C	Dry	Calm (0 kph at 211).

* 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.