– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 pm Fri 14 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Fri 14 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 Mon morning. Freeze-thaw conditions (max 3°C on Sat night, min -7°C on Mon morning). Winds decreasing (near gales from the WSW on Fri afternoon, calm by Sat morning).											Days 5–7 Weather Summary A dusting of new snow. Temperatures will be below freezing (max -2°C on Wed night, min -7°C on Mon afternoon). Winds increasing (light winds from the NNW on Tue night, near gales from the S by Wed night).
	Fri 14		Saturday 15			Sunday 16			Monday 17			Tuesday 18			Wednesday 19
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	some clouds	some clouds	some clouds	light snow	light snow	light snow	cloudy	some clouds	cloudy	some clouds	clear	clear	cloudy	light snow
km/h	WSW	W	S	SSW	SSW	WSW	WSW	SSW	S	S	S	WSW	W	NW	S	SSW	SSE
See all weather maps
cm	—	—	—	—	—	—	4	3	5	—	—	—	—	—	—	—	2
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	1	2	1	2	3	-2	-4	-5	-7	-5	-4	-6	-7	-5	-4	-3	-2
min°C	-1	0	0	1	-1	-4	-5	-6	-7	-7	-6	-6	-7	-7	-5	-4	-6
chill°C	-10	-5	-2	-3	-6	-11	-13	-13	-12	-13	-11	-12	-13	-14	-8	-10	-16

Freezing level (m)	2850	3300	3200	3350	3450	2800	2400	2250	2050	1900	1750	1900	1700	1150	2200	2350	2050
Cloud base (m)	2350	3200	2450	3950	8450	4950	1950	1900	1850	1850	1850	1800	1800	1900		6800	1950

	—	—	7:01	—	—	7:03	—	—	7:05	—	—	7:05	—	—	7:07	—	—
	4:40	—	—	4:39	—	—	4:38	—	—	4:37	—	—	4:37	—	—	4:36	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Mon morning. Freeze-thaw conditions (max 3°C on Sat night, min -7°C on Mon morning). Winds decreasing (near gales from the WSW on Fri afternoon, calm by Sat morning).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Temperatures will be below freezing (max -2°C on Wed night, min -7°C on Mon afternoon). Winds increasing (light winds from the NNW on Tue night, near gales from the S by Wed 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	11° C	Dry	Calm (3 kph at 207).
Sunriver 34 km SE 1242m alt. 53 minutes ago		Dry
Bend 34 km E 1164.6m alt. 54 minutes ago	9° C	Dry	Calm (5 kph at 194).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 3 hours ago	8° C	Dry and cloudy.	Light winds from the SSW (17 kph at 210).	16 km Low: few Mid: scattered High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 49 minutes ago	5° C	Dry	Light winds from the W (8 kph at 274).
Bend 37 km SSE 1297m alt. 1 hour ago	5° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	10° C	Dry	Calm (2 kph at 161).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 349).
Deschutes River Woods wx 40 km ESE 1185m alt. 50 minutes ago	9° C	Dry	Calm (3 kph at 201).

* 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.