– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Sun 25 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sun 25 Jan Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Temperatures will be below freezing (max -1°C on Sun morning, min -4°C on Sun night). Winds increasing (light winds from the SW on Mon night, strong winds from the WSW by Tue afternoon).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Wed night. Temperatures will be below freezing (max 0°C on Thu night, min -4°C on Fri night). Winds increasing (moderate winds from the SW on Wed morning, near gales from the WSW by Fri night).
	Sunday 25			Monday 26			Tuesday 27			Wednesday 28			Thursday 29			Friday 30
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	cloudy	some clouds	some clouds	some clouds	some clouds	cloudy	some clouds	some clouds	some clouds	snow shwrs	cloudy	light snow	cloudy	light snow	cloudy	light snow
km/h	W	W	W	WSW	WSW	SSW	SSW	SW	WSW	SW	SW	SW	WSW	W	WSW	SW	SW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	1	—	1	—	1	—	3
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-1	-2	-2	-3	-3	-1	-1	-3	-4	-2	-2	-2	-1	-1	0	-1	-1	-2
min °C	-2	-3	-4	-3	-4	-3	-1	-4	-4	-2	-3	-3	-2	-1	-1	-2	-3	-4
chill °C	-8	-10	-12	-11	-11	-8	-8	-14	-12	-8	-10	-10	-9	-8	-9	-11	-12	-14

Freezing level m	2150	2150	1850	2050	2000	1750	2200	2050	1500	2150	2200	1950	1950	2200	2450	2400	2400	2100
Cloud base (m)	5350	6800	5100	2850	2800	6000	6100	3100	1900	1800	6450	5650	1850	1800	2000	2550	2100	1800

	7:31	—	—	7:30	—	—	7:28	—	—	7:28	—	—	7:26	—	—	7:26	—	—
	—	5:07	—	—	5:08	—	—	5:09	—	—	5:10	—	—	5:13	—	—	5:14	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Temperatures will be below freezing (max -1°C on Sun morning, min -4°C on Sun night). Winds increasing (light winds from the SW on Mon night, strong winds from the WSW by Tue afternoon).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Wed night. Temperatures will be below freezing (max 0°C on Thu night, min -4°C on Fri night). Winds increasing (moderate winds from the SW on Wed morning, near gales from the WSW by Fri 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. 55 minutes ago	1° C	-	Calm (0 kph at 52).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	2° C	-	Calm (3 kph at 314).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	0° C	Clear	Light winds from the S (15 kph at 180).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	14° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 252).
Bend 37 km ESE 1158m alt. 54 minutes ago	5° C	Dry	Calm (0 kph at 125).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	3° C	Dry	Calm (0 kph at 113).
Deschutes River Woods wx 40 km ESE 1185m alt. 41 minutes ago	3° C	Dry	Calm (3 kph at 123).
Bend 40 km E 1102m alt. 1 hour ago	-7° C	-	Wind obs. (13 kph from 284 degs) was rejected.

* 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.