– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 pm Thu 19 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Thu 19 Feb 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 Thu afternoon. Temperatures will be below freezing (max -3°C on Sat afternoon, min -13°C on Thu night). Winds increasing (light winds from the NNW on Thu night, gales from the SSW by Sun morning).											Days 5–7 Weather Summary A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max 0°C on Mon morning, min -8°C on Tue afternoon). Winds decreasing (gales from the SW on Sun night, fresh winds from the W by Tue night).
	Thu 19		Friday 20			Saturday 21			Sunday 22			Monday 23			Tuesday 24
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	snow shwrs	some clouds	some clouds	cloudy	light snow	light snow	cloudy	some clouds	some clouds	light snow	light snow	cloudy	light snow	mod. snow	light snow	some clouds	clear
km/h	NW	NNW	W	SW	SSW	SW	S	SSW	SSW	SW	SW	SW	SW	SW	WSW	W	W
See all weather maps
cm	4	—	—	—	5	2	—	—	—	1	4	—	4	8	3	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-12	-10	-8	-8	-6	-5	-3	-4	-3	-3	-2	0	0	-1	-5	-7	-8
min °C	-12	-13	-9	-9	-8	-5	-5	-5	-3	-3	-3	-1	-1	-5	-7	-8	-8
chill °C	-19	-21	-16	-17	-16	-14	-14	-15	-14	-13	-13	-10	-11	-15	-17	-18	-17

Freezing level m	900	0	700	1150	800	1250	1800	1150	1800	2050	2000	2350	2400	2200	1650	1550	650
Cloud base (m)	1800	1800	1800	1850	2300	1850	2350	1800	1850	1850	1800	1800	1800	1800	1800	1800	1800

	—	—	6:58	—	—	6:56	—	—	6:54	—	—	6:52	—	—	6:52	—	—
	5:42	—	—	5:43	—	—	5:44	—	—	5:45	—	—	5:46	—	—	5:49	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Thu afternoon. Temperatures will be below freezing (max -3°C on Sat afternoon, min -13°C on Thu night). Winds increasing (light winds from the NNW on Thu night, gales from the SSW by Sun morning).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max 0°C on Mon morning, min -8°C on Tue afternoon). Winds decreasing (gales from the SW on Sun night, fresh winds from the W by Tue 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. 52 minutes ago	-1° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 47 minutes ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	-1° C	-	Calm (2 kph at 16).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	1° C	-	Light winds from the N (7 kph at 10).	0.0 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	1° C	-	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	-2° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 52 minutes ago	-1° C	-	Calm (0 kph at 330).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	1° C	-	Calm (0 kph at 80).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	0° C	-	Calm (3 kph at 349).
Bend 40 km E 1102m alt. 44 minutes ago		-	Calm (3 kph at 143).

* 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.