– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 3 pm Wed 11 Nov Local Time

Updates in:

hr min s

Update imminent

Issued: 3 pm Wed 11 Nov 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 Fri morning. Freeze-thaw conditions (max 7°C on Wed afternoon, min -6°C on Fri night). Winds increasing (fresh winds from the SSW on Wed afternoon, severe gales from the S by Thu night).											Days 5–7 Weather Summary A light covering of new snow mostly falling on Sat night. Temperatures will be below freezing (max 0°C on Sat night, min -7°C on Sun night). Winds decreasing (gales from the SW on Sat night, calm by Mon night).
	Wed 11		Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	some clouds	some clouds	cloudy	mod. snow	snow shwrs	light snow	light snow	cloudy	snow shwrs	light snow	light snow	some clouds	some clouds	some clouds	clear
Cloud base (m)	6450	7000	6600	8050	6450	1950	1800	1800	1850	1850	2000	1800	1800	1800	1850	2050	1800
km/h	SSW	SSW	SSW	SSW	SSW	S	SW	WSW	WSW	SW	SW	SW	SSW	SW	WSW	W	WNW
See all weather maps
cm	—	—	—	—	—	6	1	3	1	—	2	1	2	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	7	6	7	6	4	-1	-4	-4	-4	-1	0	-2	-3	-5	-6	-6	-6
min °C	7	4	6	5	0	-2	-5	-6	-4	-2	-2	-3	-4	-7	-6	-7	-7
chill °C	3	-2	1	-2	-10	-10	-15	-17	-13	-9	-12	-11	-11	-15	-14	-11	-11

Freezing level m	3600	3450	3450	3350	2850	2350	1900	1650	1800	2150	2450	2100	1900	1650	1750	1700	1100

	—	—	6:58	—	—	6:58	—	—	7:01	—	—	7:01	—	—	7:03	—	—
	4:44	—	—	4:43	—	—	4:42	—	—	4:40	—	—	4:39	—	—	4:38	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Fri morning. Freeze-thaw conditions (max 7°C on Wed afternoon, min -6°C on Fri night). Winds increasing (fresh winds from the SSW on Wed afternoon, severe gales from the S by Thu night).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sat night. Temperatures will be below freezing (max 0°C on Sat night, min -7°C on Sun night). Winds decreasing (gales from the SW on Sat night, calm by Mon 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. 1 hour ago	7°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	10°C	Dry	Calm (2 kph at 269).
Bend 34 km E 1164.6m alt. 2 hours ago	14°C	Dry	Light winds from the SE (6 kph at 146).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	3°C	-	Calm (0 kph at 0).	16 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	4°C	Dry	Calm (0 kph at 170).
Bend 37 km SSE 1297m alt. 52 minutes ago	4°C	Dry	Calm (0 kph at 0).
Camp Sherman 39 km NNE 920.5m alt. 45 minutes ago	6°C	Dry	Calm (0 kph at 246).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	11°C	Dry	Calm (5 kph at 94).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	7°C	Dry	Calm (0 kph at 225).
La Pine 43 km SSE 1298m alt. 59 minutes ago	4°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.