– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Sat 16 May Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Sat 16 May 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 Sat night. Freeze-thaw conditions (max 5°C on Tue afternoon, min -9°C on Sat night). Winds decreasing (fresh winds from the W on Sat night, calm by Sun night).										Days 5–7 Weather Summary Mostly dry. Mild temperatures (max 8°C on Thu afternoon, min 1°C on Tue night). Wind will be generally light.
		Sunday 17			Monday 18			Tuesday 19			Wednesday 20			Thursday 21			Friday 22
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	mod. snow	clear	clear	some clouds	some clouds	some clouds	clear	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	NW	NE	NNE	NE	W	WNW	NW	NW	WNW	NW	N	NE	NW	NW	NW	NW	WNW	WSW	NW
See all weather maps
cm	7	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-7	-5	-2	-2	0	1	0	3	5	4	4	7	6	6	8	6	7	8	7
min °C	-9	-7	-3	-2	-1	1	-1	1	4	1	2	6	3	5	7	3	5	8	6
chill °C	-19	-16	-9	-8	-3	-2	-5	-4	1	-5	-1	6	-2	1	4	-1	3	8	4

Freezing level m	1150	1900	2300	1850	2500	2600	2300	2850	3150	3000	2950	3300	3600	3350	3600	3550	3500	3700	3800
Cloud base (m)	1800		3000	1800	6000	3300	8900	7200	8250	1750	1850	3450			9450			9050

	—	5:37	—	—	5:37	—	—	5:35	—	—	5:35	—	—	5:35	—	—	5:33	—	—
	—	—	—	8:28	—	—	8:29	—	—	8:30	—	—	8:30	—	—	8:31	—	—	8:32

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 5°C on Tue afternoon, min -9°C on Sat night). Winds decreasing (fresh winds from the W on Sat night, calm by Sun night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Mild temperatures (max 8°C on Thu afternoon, min 1°C on Tue night). Wind will be generally light.

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. 1 hour ago	2° C	-	Calm (0 kph at 278).
Bend 34 km E 1147m alt. 2 hours ago	4° C	Dry	Wind obs. (8 kph from 28 degs) was rejected.
Bend 34 km E 1164.6m alt. 36 minutes ago	4° C	Dry	Light winds from the N (6 kph at 1).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	2° C	Dry and cloudy.	Light winds from the SW (13 kph at 230).	14 km Low: broken Mid: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 3 hours ago	-1° C	-	Light winds from the WNW (8 kph at 301).
Bend 37 km SSE 1297m alt. 52 minutes ago	1° C	-	Calm (2 kph at 250).
Bend 37 km ESE 1158m alt. 1 hour ago	4° C	Dry	Calm (3 kph at 324).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 105).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	3° C	Dry	Wind obs. (6 kph from 347 degs) was rejected.
Rainbow wx 41 km WSW 410m alt. 1 hour ago	0° C	-	Moderate winds from the WNW (26 kph at 286).

* 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.