– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Mon 30 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Mon 30 Mar 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 Thu morning. Temperatures will be below freezing (max -3°C on Mon afternoon, min -12°C on Wed night). Winds increasing (light winds from the WSW on Mon night, gales from the SW by Wed morning).											Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 5°C on Sun morning, min -9°C on Thu afternoon). Winds decreasing (strong winds from the NW on Thu afternoon, calm by Sat night).
	Mon 30		Tuesday 31			Wednesday 1			Thursday 2			Friday 3			Saturday 4
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	mod. snow	light snow	light snow	mod. snow	light snow	heavy snow	heavy snow	heavy snow	snow shwrs	snow shwrs	clear	clear	clear	rain shwrs	rain shwrs	clear
km/h	WSW	WSW	WSW	WSW	SW	SW	WSW	WSW	WNW	NW	NNW	N	NW	WNW	NW	N	SSW
See all weather maps
cm	3	9	3	2	6	5	11	14	14	2	1	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.1	0.1	—
max °C	-3	-3	-4	-3	-4	-4	-4	-8	-9	-8	-5	-1	0	-1	2	3	2
min °C	-3	-4	-4	-4	-5	-5	-7	-12	-11	-9	-7	-4	0	-1	0	3	2
chill °C	-10	-11	-12	-14	-15	-15	-18	-26	-24	-20	-17	-9	-3	-4	-3	2	2

Freezing level m	1900	1700	1850	1850	1700	1850	1350	850	1150	1250	1000	2200	2550	1900	2900	3150	3250
Cloud base (m)	1800	1800	1800	1800	1800	1800	1800	1800	1850	1850	1800	1800	1800		1800	1800	9350

	—	—	6:50	—	—	6:48	—	—	6:47	—	—	6:45	—	—	6:43	—	—
	7:30	—	—	7:31	—	—	7:32	—	—	7:35	—	—	7:36	—	—	7:37	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Thu morning. Temperatures will be below freezing (max -3°C on Mon afternoon, min -12°C on Wed night). Winds increasing (light winds from the WSW on Mon night, gales from the SW by Wed morning).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 5°C on Sun morning, min -9°C on Thu afternoon). Winds decreasing (strong winds from the NW on Thu afternoon, calm by Sat 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. 33 minutes ago	4° C	Dry	Calm (0 kph at 261).
Bend 34 km E 1164.6m alt. 28 minutes ago	4° C	Dry	Calm (2 kph at 73).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	0° C	Light snow.	Light winds from the NE (15 kph at 40).	3 km Low: scattered Mid: scattered High: broken
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	1° C	-	Calm (2 kph at 207).
Bend 37 km SSE 1297m alt. 1 hour ago	2° C	-	Calm (2 kph at 0).
Bend 37 km ESE 1158m alt. 32 minutes ago	4° C	Dry	Calm (0 kph at 337).
Deschutes River Woods wx 40 km ESE 1185m alt. 20 minutes ago	2° C	-	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 56 minutes ago	4° C	Dry	Wind obs. (11 kph from 60 degs) was rejected.
Cloverdale wx 42 km NE 947m alt. 1 hour ago	7° C	Dry	Calm (0 kph at 66).
La Pine 43 km SSE 1298m alt. 18 minutes ago	2° C	-	Calm (2 kph at 341).

* 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.