– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Sun 12 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Sun 12 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -4°C on Mon night, min -17°C on Wed afternoon). Winds increasing (fresh winds from the NW on Mon night, extremely windy from the WSW by Tue night).										Days 5–7 Weather Summary A moderate fall of snow, heaviest on Wed night. Temperatures will be well below freezing (max -6°C on Fri afternoon, min -18°C on Wed night). Winds decreasing (gales from the NW on Wed night, light winds from the WNW by Fri afternoon).
		Monday 13			Tuesday 14			Wednesday 15			Thursday 16			Friday 17			Saturday 18
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	mod. snow	light snow	snow shwrs	some clouds	some clouds	snow shwrs	heavy snow	heavy snow	snow shwrs	snow shwrs	snow shwrs	clear	clear	clear	cloudy	some clouds	some clouds	light snow	light snow
km/h	WNW	W	NW	NW	W	WSW	WSW	W	W	WNW	NNW	NNW	NNW	NW	WSW	WSW	SW	S	S
See all weather maps
cm	6	4	1	—	—	1	16	18	6	10	2	—	—	—	—	—	—	1	4
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-8	-10	-7	-4	-6	-6	-8	-10	-16	-17	-15	-11	-9	-8	-6	-6	-7	-6	-5
min °C	-10	-11	-10	-5	-6	-7	-9	-15	-17	-18	-16	-13	-11	-8	-7	-6	-7	-6	-7
chill °C	-22	-24	-22	-14	-16	-20	-23	-31	-33	-34	-31	-25	-23	-17	-12	-13	-16	-14	-17

Freezing level m	1700	1600	1600	1150	1950	1750	1450	1050	950	350	1150	1300	800	1550	1950	1300	2250	2250	2050
Cloud base (m)	1800	1800	1800	1800	1850	2000	1800	1800	1800	1800	1800	1850	1800	1800	1800	2200	2000	2050	1800

	—	6:26	—	—	6:24	—	—	6:24	—	—	6:22	—	—	6:20	—	—	6:18	—	—
	—	—	7:47	—	—	7:49	—	—	7:50	—	—	7:52	—	—	7:52	—	—	7:53	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -4°C on Mon night, min -17°C on Wed afternoon). Winds increasing (fresh winds from the NW on Mon night, extremely windy from the WSW by Tue night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Wed night. Temperatures will be well below freezing (max -6°C on Fri afternoon, min -18°C on Wed night). Winds decreasing (gales from the NW on Wed night, light winds from the WNW by Fri 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. 1 hour ago	7° C	Dry	Calm (2 kph at 304).
Bend 34 km E 1164.6m alt. 39 minutes ago	6° C	Dry	Calm (2 kph at 69).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	5° C	Light rain .	Moderate winds from the S (20 kph at 190).	16 km Low: few Mid: broken High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	2° C	-	Calm (2 kph at 231).
Bend 37 km SSE 1297m alt. 33 minutes ago	4° C	Dry	Calm (2 kph at 217).
Bend 37 km ESE 1158m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 167).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	6° C	Dry	Calm (3 kph at 215).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	3° C	Dry	Light winds from the SSW (18 kph at 205).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	8° C	Dry	Calm (2 kph at 192).
La Pine 43 km SSE 1298m alt. 2 hours ago	4° C	Dry	Calm (3 kph at 273).

* 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.