– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 3 am Tue 10 Nov Local Time

Updates in:

hr min s

Update imminent

Issued: 3 am Tue 10 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Mild temperatures (max 8°C on Wed morning, min 1°C on Thu night). Winds increasing (fresh winds from the SSW on Wed afternoon, stormy winds from the SSW by Thu night).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Fri afternoon. Temperatures will be below freezing (max 0°C on Sun morning, min -5°C on Fri night). Winds decreasing (severe gales from the S on Fri morning, light winds from the WSW by Sun night).
	Tuesday 10			Wednesday 11			Thursday 12			Friday 13			Saturday 14			Sunday 15
	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	cloudy	some clouds	some clouds	some clouds	some clouds	light snow	mod. snow	snow shwrs	cloudy	cloudy	some clouds	light snow	light snow	light snow
Cloud base (m)	7150	6650	6900		6900		6650			2150	1800	1850	1850	1850	1800	2050	1800	1800
km/h	WSW	WSW	SW	SSW	SSW	SSW	SSW	SSW	SSW	S	SSW	SW	WSW	WSW	WSW	SW	SW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	2	6	4	—	—	—	1	1	3
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	6	5	6	8	7	6	6	6	3	-1	-1	-3	-5	-4	-1	0	-1	-2
min °C	4	5	6	7	6	4	6	3	1	-1	-3	-5	-5	-4	-4	0	-1	-4
chill °C	-2	-1	1	2	1	-2	0	-4	-8	-11	-12	-14	-15	-13	-12	-8	-10	-10

Freezing level m	3300	3300	3600	3650	3650	3450	3400	3350	2850	2400	2300	1800	1750	1800	2000	2500	2250	2000

	6:54	—	—	6:56	—	—	6:58	—	—	6:58	—	—	7:01	—	—	7:01	—	—
	—	4:45	—	—	4:44	—	—	4:43	—	—	4:42	—	—	4:40	—	—	4:39	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 8°C on Wed morning, min 1°C on Thu night). Winds increasing (fresh winds from the SSW on Wed afternoon, stormy winds from the SSW by Thu night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Fri afternoon. Temperatures will be below freezing (max 0°C on Sun morning, min -5°C on Fri night). Winds decreasing (severe gales from the S on Fri morning, light winds from the WSW by Sun night).

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	9°C	Dry	Calm (2 kph at 144).
Bend 34 km E 1147m alt. 3 hours ago	8°C	Dry	Calm (3 kph at 203).
Bend 34 km E 1164.6m alt. 2 hours ago	9°C	Dry	Light winds from the S (10 kph at 184).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	6°C	Dry and cloudy.	Light winds from the SW (13 kph at 230).	16 km Low: broken Mid: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	7°C	Dry	Wind obs. (6 kph from 263 degs) was rejected.
Bend 37 km SSE 1297m alt. 37 minutes ago	3°C	Dry	Calm (0 kph at 0).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	9°C	Dry	Calm (0 kph at 8).
Deschutes River Woods wx 40 km ESE 1185m alt. 3 hours ago	8°C	Dry	Calm (2 kph at 250).
Rainbow wx 41 km WSW 410m alt. 45 minutes ago	10°C	Dry	Moderate winds from the SSE (21 kph at 165).
Cloverdale wx 42 km NE 947m alt. 46 minutes ago	6°C	Dry	Calm (0 kph at 261).

* 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.