– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Tue 02 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 02 Jun Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Tue night, min -2°C on Wed morning). Winds increasing (light winds from the WSW on Thu afternoon, gales from the WSW by Fri afternoon).										Days 5–7 Weather Summary A light covering of new snow mostly falling on Mon morning. Temperatures will be below freezing (max 0°C on Fri night, min -8°C on Sat night). Winds decreasing (severe gales from the WSW on Fri night, light winds from the W by Sun afternoon).
		Wednesday 3			Thursday 4			Friday 5			Saturday 6			Sunday 7			Monday 8
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	some clouds	clear	clear	clear	clear	clear	some clouds	some clouds	clear	clear	clear	clear	clear	light snow	light snow	light snow	snow shwrs
km/h	SSW	WSW	W	WNW	WNW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WNW	NW	WSW	SSW	WSW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	4	3	12
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	-2	0	2	2	3	5	0	-1	0	-7	-7	-7	-6	-3	0	-3	-3	-5
min °C	2	-2	-1	1	2	2	1	-2	-2	-6	-7	-7	-8	-7	-4	-3	-3	-4	-7
chill °C	-6	-10	-10	-6	-4	-1	-7	-12	-12	-18	-18	-15	-19	-17	-10	-13	-13	-14	-17

Freezing level m	3700	2950	3100	3400	3450	3750	3700	2850	2950	2150	2250	2400	1650	2400	2800	2800	2550	2650	2100
Cloud base (m)	6050	2850	2100	1800	9150			2900	2700	1950		3200	1900		7900	4500	1800	1800	1850

	—	5:26	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—	5:24	—	—
	—	—	—	8:44	—	—	8:45	—	—	8:45	—	—	8:45	—	—	8:46	—	—	8:47

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 5°C on Tue night, min -2°C on Wed morning). Winds increasing (light winds from the WSW on Thu afternoon, gales from the WSW by Fri afternoon).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Mon morning. Temperatures will be below freezing (max 0°C on Fri night, min -8°C on Sat night). Winds decreasing (severe gales from the WSW on Fri night, light winds from the W by Sun afternoon).

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. 58 minutes ago	8° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 2 hours ago	13° C	Dry	Calm (0 kph at 276).
Bend 34 km E 1164.6m alt. 1 hour ago	16° C	Dry	Calm (3 kph at 134).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	9° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken Mid: broken
Black Butte Ranch wx 36 km NW 1429m alt. 23 minutes ago	9° C	Dry	Calm (0 kph at 8).
Bend 37 km SSE 1297m alt. 2 hours ago	8° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	14° C	Dry	Calm (0 kph at 240).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 7).
Rainbow wx 41 km WSW 410m alt. 40 minutes ago	12° C	Dry	Light winds from the SW (6 kph at 223).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	14° C	Dry	Calm (0 kph at 209).

* 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.