– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Tue 27 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Tue 27 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A moderate fall of snow, heaviest on Tue morning. Temperatures will be below freezing (max -3°C on Tue night, min -6°C on Tue night). Winds increasing (moderate winds from the W on Tue morning, strong winds from the W by Tue night).									Days 4–6 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 2°C on Sun night, min -8°C on Sat night). Wind will be generally light.
	Tuesday 27			Wednesday 28			Thursday 29			Friday 30			Saturday 31			Sunday 1
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	some clouds	light snow	light snow	some clouds	cloudy	cloudy	light snow	snow shwrs	some clouds	some clouds	cloudy	cloudy	snow shwrs	some clouds	clear	clear
Cloud base (m)	1800	1800	1800	1800	1800	1800	5300	2950	2000	1800	2300		5900	3150	1900	1800	2000
km/h	W	W	W	W	W	WSW	SW	SSW	SW	SW	SW	SW	SSW	SSW	WSW	NNW	NNW	N
See all weather maps
cm	5	1	—	2	1	—	—	—	1	1	—	—	—	—	1	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-5	-4	-3	-5	-4	-4	-3	-3	-4	-6	-6	-6	-4	-4	-6	-5	-1	2
min °C	-5	-4	-6	-6	-5	-5	-5	-3	-6	-7	-6	-6	-5	-4	-8	-8	-3	-1
chill °C	-13	-11	-16	-16	-14	-14	-12	-11	-14	-15	-13	-13	-12	-10	-15	-15	-8	-6

Freezing level m	1750	1750	1300	1700	1800	1150	1950	2050	1350	1650	1850	1150	1950	1950	950	1700	2300	3400

	7:35	—	—	7:37	—	—	7:39	—	—	7:39	—	—	7:41	—	—	6:43	—	—
	—	6:04	—	—	6:02	—	—	6:00	—	—	6:00	—	—	5:58	—	—	4:57	—

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 -3°C on Tue night, min -6°C on Tue night). Winds increasing (moderate winds from the W on Tue morning, strong winds from the W by Tue night).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 2°C on Sun night, min -8°C on Sat night). Wind will be generally light.

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	9°C	Dry	Calm (2 kph at 278).
Bend 34 km E 1147m alt. 1 hour ago	8°C	Dry	Calm (5 kph at 198).
Bend 34 km E 1164.6m alt. 2 hours ago	9°C	Dry	Calm (2 kph at 43).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	6°C	-	Moderate winds from the WSW (20 kph at 250).	16 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	1°C	-	Wind obs. (8 kph from 304 degs) was rejected.
Bend 37 km SSE 1297m alt. 34 minutes ago	4°C	Dry	Wind obs. (6 kph from 245 degs) was rejected.
Bend 37 km ESE 1158m alt. 1 hour ago	8°C	Dry	Calm (0 kph at 182).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	8°C	Dry	Calm (0 kph at 89).
Rainbow wx 41 km WSW 410m alt. 41 minutes ago	2°C	-	Light winds from the SSW (13 kph at 202).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	11°C	Dry	Wind obs. (6 kph from 248 degs) was rejected.

* 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.