– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Fri 29 May Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Fri 29 May Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A light covering of new snow mostly falling on Fri morning. Temperatures will be below freezing (max 0°C on Sun night, min -5°C on Sat morning). Winds decreasing (strong winds from the WNW on Fri night, calm by Sun afternoon).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 4°C on Tue afternoon, min -2°C on Wed afternoon). Winds increasing (light winds from the WSW on Mon morning, gales from the W by Wed night).
	Friday 29			Saturday 30			Sunday 31			Monday 1			Tuesday 2			Wednesday 3
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	light snow	clear	clear	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	some clouds	clear
km/h	NNW	WNW	WNW	WNW	SW	NW	NW	SW	WSW	WSW	W	WSW	SW	SW	SSW	SSW	W	WNW
See all weather maps
cm	4	1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-2	-2	-2	-4	-4	-2	-2	-1	0	0	3	3	3	4	4	0	-1	0
min °C	-2	-3	-3	-5	-5	-4	-3	-2	-2	0	2	2	2	4	1	-1	-2	-1
chill °C	-9	-11	-9	-11	-8	-8	-6	-2	-5	-3	-1	-1	-2	1	-4	-9	-10	-11

Freezing level m	2650	2650	2000	2450	2650	2050	2850	3000	3100	3150	3600	3650	3550	3700	3550	3000	2900	2500
Cloud base (m)	1800	1800	1800					3700					9100	3750	6050	1850	2000	1900

	5:28	—	—	5:28	—	—	5:26	—	—	5:26	—	—	5:26	—	—	5:26	—	—
	—	—	8:39	—	—	8:40	—	—	8:42	—	—	8:43	—	—	8:43	—	—	8:44

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Fri morning. Temperatures will be below freezing (max 0°C on Sun night, min -5°C on Sat morning). Winds decreasing (strong winds from the WNW on Fri night, calm by Sun afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 4°C on Tue afternoon, min -2°C on Wed afternoon). Winds increasing (light winds from the WSW on Mon morning, gales from the W by Wed night).

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	10° C	Dry	Calm (2 kph at 353).
Bend 34 km E 1147m alt. 31 minutes ago	10° C	Dry	Calm (2 kph at 214).
Bend 34 km E 1164.6m alt. 34 minutes ago	11° C	Dry	Calm (0 kph at 352).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	9° C	Haze -.	Light winds from the S (11 kph at 170).	10 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 39 minutes ago	6° C	Dry	Light winds from the WNW (6 kph at 294).
Bend 37 km SSE 1297m alt. 46 minutes ago	9° C	Dry	Light winds from the NW (8 kph at 322).
Bend 37 km ESE 1158m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 200).
Rainbow wx 41 km WSW 410m alt. 38 minutes ago	6° C	Dry	Light winds from the WSW (14 kph at 250).
Cloverdale wx 42 km NE 947m alt. 47 minutes ago	12° C	Dry	Calm (0 kph at 244).
La Pine 43 km SSE 1298m alt. 1 hour ago	8° C	Dry	Calm (2 kph at 283).

* 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.