– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 pm Mon 26 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Mon 26 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A moderate fall of snow, heaviest on Tue morning. Temperatures will be below freezing (max -2°C on Thu afternoon, min -6°C on Tue night). Winds increasing (moderate winds from the WNW on Tue afternoon, strong winds from the W by Tue night).										Days 5–7 Weather Summary A dusting of new snow. Temperatures will be below freezing (max -2°C on Sun afternoon, min -8°C on Sat night). Mainly fresh winds.
		Tuesday 27			Wednesday 28			Thursday 29			Friday 30			Saturday 31
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	mod. snow	cloudy	snow shwrs	light snow	light snow	some clouds	cloudy	cloudy	cloudy	snow shwrs	clear	some clouds	cloudy	cloudy	some clouds
Cloud base (m)	1800	1800	1800	1800	1800	1800	1800	1800	2900	1800	1800	2000	7000	6700	6550	1800
km/h	W	WSW	WNW	WNW	W	WSW	WSW	SW	SSW	SSW	WSW	SW	SW	SSW	SSW	W
See all weather maps
cm	5	6	—	1	2	1	—	—	—	—	1	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-4	-4	-4	-5	-5	-4	-4	-3	-2	-3	-6	-5	-6	-4	-4	-6
min °C	-4	-5	-4	-6	-6	-5	-4	-5	-2	-6	-7	-5	-6	-6	-4	-8
chill °C	-13	-12	-10	-15	-16	-14	-12	-12	-9	-15	-16	-13	-14	-13	-10	-16

Freezing level m	1800	1750	1700	1250	1700	1800	1300	2000	2150	1500	1600	1800	1100	1950	2000	1100

	—	7:35	—	—	7:37	—	—	7:39	—	—	7:39	—	—	7:41	—	—
	—	—	6:04	—	—	6:02	—	—	6:00	—	—	6:00	—	—	5:58	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Tue morning. Temperatures will be below freezing (max -2°C on Thu afternoon, min -6°C on Tue night). Winds increasing (moderate winds from the WNW on Tue afternoon, strong winds from the W by Tue night).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Temperatures will be below freezing (max -2°C on Sun afternoon, min -8°C on Sat night). Mainly fresh winds.

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. 53 minutes ago	4°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 2 hours ago	4°C	Dry	Calm (0 kph at 262).
Bend 34 km E 1164.6m alt. 1 hour ago	5°C	Dry	Light winds from the SSE (6 kph at 168).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	3°C	Dry and cloudy.	Light winds from the SW (11 kph at 220).	16 km Low: few Mid: broken High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 48 minutes ago	1°C	-	Calm (2 kph at 283).
Bend 37 km SSE 4255m alt. 1 hour ago	1°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	5°C	Dry	Calm (0 kph at 219).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	4°C	Dry	Calm (0 kph at 89).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	3°C	Dry	Moderate winds from the SSW (26 kph at 201).
Cloverdale wx 42 km NE 947m alt. 57 minutes ago	4°C	Dry	Calm (0 kph at 232).

* 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.