– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 am Thu 29 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Thu 29 Jan Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A dusting of new snow. Temperatures will be below freezing (max -1°C on Thu night, min -6°C on Sat night). Mainly gales.									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sun afternoon. Freeze-thaw conditions (max 4°C on Tue night, min -10°C on Sun afternoon). Winds decreasing (severe gales from the WSW on Sun morning, calm by Tue morning).
	Thursday 29			Friday 30			Saturday 31			Sunday 1			Monday 2			Tuesday 3
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	some clouds	snow shwrs	cloudy	cloudy	cloudy	cloudy	some clouds	light snow	light snow	some clouds	some clouds	some clouds	clear	clear	clear	clear
km/h	W	W	WSW	SW	W	SW	SW	SW	SW	WSW	W	W	W	WNW	NW	WSW	WSW	SSW
See all weather maps
cm	—	—	—	1	—	—	—	—	—	3	4	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-4	-3	-1	-3	-3	-2	-1	-2	-2	-8	-9	-8	-5	-4	0	2	2	4
min °C	-5	-3	-4	-4	-3	-3	-2	-2	-6	-9	-10	-9	-6	-6	-4	1	2	3
chill °C	-16	-12	-14	-15	-12	-12	-11	-11	-17	-22	-23	-21	-16	-16	-11	1	-1	0

Freezing level m	2250	2500	2700	2550	2450	2500	2900	2800	2450	1900	1750	1400	1950	2000	2050	3250	3450	3600
Cloud base (m)	2350	2450	6000	3250	2050	2850	6150	6600	6450	2500	1800	1800	2050	2100	2250

	7:26	—	—	7:26	—	—	7:24	—	—	7:24	—	—	7:22	—	—	7:22	—	—
	—	5:13	—	—	5:14	—	—	5:15	—	—	5:16	—	—	5:17	—	—	5:20	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Temperatures will be below freezing (max -1°C on Thu night, min -6°C on Sat night). Mainly gales.

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sun afternoon. Freeze-thaw conditions (max 4°C on Tue night, min -10°C on Sun afternoon). Winds decreasing (severe gales from the WSW on Sun morning, calm by Tue morning).

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 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 1 hour ago	4° C	Dry	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	6° C	Dry	Light winds from the S (11 kph at 179).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	2° C	Dry and partly cloudy.	Light winds from the S (9 kph at 190).	14 km Low: few Mid: scattered High: scattered
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 51 minutes ago	2° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	5° C	Dry	Calm (0 kph at 157).
Bend wx 39 km E 1118m alt. 37 minutes ago	6° C	Dry	Light winds from the SSW (8 kph at 196).
Camp Sherman 39 km NNE 920.5m alt. 38 minutes ago	4° C	Dry	Calm (0 kph at 197).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	4° C	Dry	Calm (5 kph at 217).

* 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.