– Lat/Long: 44.10° N 121.77° W

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

Issued: 3 pm Sat 14 Feb Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -3°C on Sun afternoon, min -14°C on Mon night). Winds increasing (light winds from the SW on Sun morning, gales from the SW by Mon night).											Days 5–7 Weather Summary A moderate fall of snow, heaviest on Wed morning. Temperatures will be well below freezing (max -9°C on Fri morning, min -15°C on Tue night). Winds increasing (light winds from the SW on Tue afternoon, strong winds from the WNW by Thu night).
	Sat 14		Sunday 15			Monday 16			Tuesday 17			Wednesday 18			Thursday 19
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	snow shwrs	clear	cloudy	snow shwrs	snow shwrs	light snow	snow shwrs	light snow	light snow	some clouds	light snow	snow shwrs	mod. snow	light snow	some clouds	light snow
km/h	SW	SW	SW	SW	SW	WSW	W	SW	WSW	WSW	W	W	WNW	W	WNW	NW	WNW
See all weather maps
cm	4	2	—	—	3	9	1	6	2	1	—	3	1	6	3	—	4
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-4	-5	-4	-3	-4	-8	-10	-11	-13	-13	-14	-14	-13	-14	-14	-11	-11
min °C	-5	-6	-5	-4	-6	-9	-11	-14	-14	-14	-15	-14	-14	-15	-14	-13	-11
chill °C	-14	-13	-9	-11	-15	-20	-23	-25	-24	-20	-24	-24	-25	-26	-24	-23	-22

Freezing level m	1750	1650	1850	2050	1550	1350	1050	350	700	850	0	550	650	300	600	600	350
Cloud base (m)	1800	1800	2150	2050	1800	1800	1800	1800	1850	1900	1850	1800	1850	1800	1800	1800	1800

	—	—	7:05	—	—	7:03	—	—	7:03	—	—	7:01	—	—	7:00	—	—
	5:35	—	—	5:36	—	—	5:37	—	—	5:38	—	—	5:39	—	—	5:42	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Mon morning. Temperatures will be below freezing (max -3°C on Sun afternoon, min -14°C on Mon night). Winds increasing (light winds from the SW on Sun morning, gales from the SW by Mon night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Wed morning. Temperatures will be well below freezing (max -9°C on Fri morning, min -15°C on Tue night). Winds increasing (light winds from the SW on Tue afternoon, strong winds from the WNW by Thu 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. 38 minutes ago	2° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 59 minutes ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 342).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	4° C	Dry and cloudy.	Light winds from the WSW (11 kph at 240).	16 km Low: few Mid: broken High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 37 minutes ago		-	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	1° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 38 minutes ago	4° C	Dry	Calm (0 kph at 195).
Bend wx 39 km E 1118m alt. 59 minutes ago	3° C	Dry	Calm (0 kph at 45).
Camp Sherman 39 km NNE 920.5m alt. 38 minutes ago	3° C	Dry	Calm (0 kph at 3).
Deschutes River Woods wx 40 km ESE 1185m alt. 25 minutes ago	3° C	Dry	Calm (0 kph at —).

* 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.