– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Wed 19 Nov Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Wed 19 Nov Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A light covering of new snow mostly falling on Wed night. Freeze-thaw conditions (max 5°C on Sat morning, min -6°C on Wed night). Winds decreasing (strong winds from the WSW on Wed night, calm by Thu afternoon).										Days 5–7 Weather Summary A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 2°C on Sat night, min -10°C on Sun night). Winds decreasing (gales from the W on Sun afternoon, light winds from the NW by Mon night).
		Thursday 20			Friday 21			Saturday 22			Sunday 23			Monday 24			Tuesday 25
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	snow shwrs	some clouds	some clouds	clear	some clouds	clear	some clouds	clear	clear	clear	cloudy	mod. snow	snow shwrs	snow shwrs	snow shwrs	some clouds	clear	some clouds	light snow
km/h	WSW	W	E	N	NNW	N	NW	WNW	W	W	WSW	W	W	W	WNW	NNW	WNW	WNW	W
See all weather maps
cm	6	—	—	—	—	—	—	—	—	—	—	6	3	1	2	—	—	—	3
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-3	-5	-3	-1	3	3	3	5	3	2	0	-3	-6	-9	-9	-7	-3	-3	-1
min°C	-6	-5	-4	-5	2	2	2	4	3	-1	0	-4	-10	-9	-9	-9	-5	-3	-3
chill°C	-14	-10	-4	-9	2	-1	-2	1	-1	-9	-7	-15	-21	-20	-20	-18	-11	-10	-11

Freezing level (m)	1800	1650	1850	1250	2900	3400	3350	3300	3250	3150	2450	1800	1100	1000	1000	700	1400	1600	1900
Cloud base (m)	1800	1800	1850	1800	8450	8150	6350	6400	6750	4900	2650	2150	1800	1800	1800	1800	2300	3050	1800

	—	7:07	—	—	7:09	—	—	7:11	—	—	7:11	—	—	7:13	—	—	7:15	—	—
	—	—	4:36	—	—	4:35	—	—	4:34	—	—	4:32	—	—	4:32	—	—	4:31	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Wed night. Freeze-thaw conditions (max 5°C on Sat morning, min -6°C on Wed night). Winds decreasing (strong winds from the WSW on Wed night, calm by Thu afternoon).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 2°C on Sat night, min -10°C on Sun night). Winds decreasing (gales from the W on Sun afternoon, light winds from the NW 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 46 minutes ago	0° C	-	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 1 hour ago	1° C	-	Calm (0 kph at 356).
Sunriver 34 km SE 1242m alt. 2 hours ago		Dry
Bend 34 km E 1164.6m alt. 3 hours ago	1° C	-	Calm (0 kph at 56).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	1° C	Light rain .	Light winds from the N (7 kph at 0).	14 km
Bend 37 km SSE 1297m alt. 35 minutes ago	1° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	2° C	-	Calm (0 kph at 315).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	1° C	-	Calm (0 kph at 324).
Deschutes River Woods wx 40 km ESE 1185m alt. 3 hours ago	0° C	-	Calm (0 kph at —).
Bend 40 km E 1102m alt. 58 minutes ago	7° C	Dry	Calm (2 kph at 342).

* 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.