– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 3 am Wed 11 Nov Local Time

Updates in:

hr min s

Update imminent

Issued: 3 am Wed 11 Nov 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 Fri afternoon. Freeze-thaw conditions (max 8°C on Wed morning, min -5°C on Fri night). Winds increasing (moderate winds from the SSW on Wed afternoon, severe gales from the S by Thu night).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sat morning. Temperatures will be below freezing (max -1°C on Sat night, min -7°C on Mon night). Winds decreasing (near gales from the SW on Sat night, light winds from the N by Mon night).
	Wednesday 11			Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	some clouds	some clouds	some clouds	some clouds	light snow	snow shwrs	snow shwrs	light snow	cloudy	light snow	light snow	light snow	light snow	cloudy	cloudy	some clouds
Cloud base (m)		6700		6550		6300	1900	1850	1800	1850	1800	1800	1800	1800	1800	1800	1850	1800
km/h	SSW	SSW	SSW	SSW	SSW	S	S	SW	SW	WSW	WSW	SW	SW	SW	SW	W	NW	N
See all weather maps
cm	—	—	—	—	—	—	1	10	2	1	—	1	2	2	2	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	8	7	6	7	6	4	0	-4	-5	-4	-2	-1	-1	-2	-3	-6	-6	-7
min °C	8	6	4	6	5	-1	-1	-4	-5	-4	-4	-1	-1	-2	-6	-6	-6	-7
chill °C	4	1	-2	1	-2	-11	-10	-14	-15	-13	-12	-8	-10	-10	-14	-12	-11	-11

Freezing level m	3750	3600	3450	3450	3350	2950	2450	1900	1700	1850	1900	2300	2300	2200	1650	1650	1650	950

	6:56	—	—	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 afternoon. Freeze-thaw conditions (max 8°C on Wed morning, min -5°C on Fri night). Winds increasing (moderate 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 morning. Temperatures will be below freezing (max -1°C on Sat night, min -7°C on Mon night). Winds decreasing (near gales from the SW on Sat night, light winds from the N 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. 2 hours ago	3°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	9°C	Dry	Calm (3 kph at 248).
Bend 34 km E 1164.6m alt. 2 hours ago	12°C	Dry	Light winds from the SSW (8 kph at 213).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	0°C	Clear	Light winds from the SSW (7 kph at 210).	16 km
Sunriver Airport (Oregon) 35 km SE 1266m alt. 3 hours ago	0°C	Clear	Light winds from the SSE (11 kph at 160).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	3°C	Dry	Calm (0 kph at 135).
Bend 37 km SSE 1297m alt. 1 hour ago	-2°C	-	Calm (0 kph at 0).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago		Dry
Deschutes River Woods wx 40 km ESE 1185m alt. 3 hours ago	8°C	Dry	Calm (0 kph at 191).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	11°C	Dry	Moderate winds from the ESE (23 kph at 120).

* 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.