– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 9 am Tue 10 Nov Local Time

Updates in:

hr min s

Update imminent

Issued: 9 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. Freeze-thaw conditions (max 4°C on Tue night, min -3°C on Thu night). Winds increasing (strong winds from the SSW on Wed morning, 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 -4°C on Fri morning, min -9°C on Fri night). Winds decreasing (extremely windy from the S on Fri morning, moderate winds from the SW 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

	some clouds	clear	some clouds	clear	some clouds	cloudy	cloudy	cloudy	some clouds	cloudy	light snow	snow shwrs	snow shwrs	cloudy	some clouds	light snow	light snow	light snow
Cloud base (m)	2750	6400	6750	8250			7100	6650		2400	2200	1850	1850	1850	1850	2000	1800	1800
km/h	WSW	WSW	SW	SW	SSW	SSW	SSW	SSW	SSW	S	S	SSW	SW	WSW	WSW	SSW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	3	1	1	—	—	1	3	5
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	2	4	4	4	3	2	1	0	-4	-5	-7	-9	-8	-4	-4	-4	-5
min °C	1	1	2	3	4	1	1	0	-3	-5	-6	-9	-9	-9	-8	-4	-5	-8
chill °C	-8	-7	-6	-4	-2	-7	-7	-9	-15	-18	-16	-20	-20	-20	-19	-12	-16	-18

Freezing level m	3300	3350	3600	3800	3700	3400	3350	3350	2950	2500	2400	2000	1950	1850	1850	2500	2350	2050

	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. Freeze-thaw conditions (max 4°C on Tue night, min -3°C on Thu night). Winds increasing (strong winds from the SSW on Wed morning, 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 -4°C on Fri morning, min -9°C on Fri night). Winds decreasing (extremely windy from the S on Fri morning, moderate winds from the SW by Sun night).

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. 1 hour ago	12°C	Dry	Calm (0 kph at 134).
Bend 34 km E 1147m alt. 2 hours ago	11°C	Dry	Calm (3 kph at 319).
Bend 34 km E 1164.6m alt. 1 hour ago	12°C	Dry	Light winds from the S (11 kph at 174).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	11°C	Clear	Light winds from the SW (19 kph at 220).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	9°C	Dry	Calm (5 kph at 319).
Bend 37 km SSE 1297m alt. 54 minutes ago	11°C	Dry	Calm (3 kph at 97).
Camp Sherman 39 km NNE 920.5m alt. 3 hours ago	12°C	Dry	Calm (0 kph at 70).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	12°C	Dry	Light winds from the SE (18 kph at 146).
Cloverdale wx 42 km NE 947m alt. 55 minutes ago	14°C	Dry	Calm (5 kph at 242).
La Pine 43 km SSE 1298m alt. 59 minutes ago	12°C	Dry	Calm (5 kph at 234).

* 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.