– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 am Sun 01 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sun 01 Mar Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A moderate fall of snow, heaviest on Sun afternoon. Temperatures will be below freezing (max 0°C on Sun morning, min -5°C on Tue night). Winds increasing (calm on Sun morning, strong winds from the WSW by Tue night).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Wed morning. Freeze-thaw conditions (max 2°C on Fri night, min -7°C on Wed afternoon). Winds decreasing (near gales from the NW on Thu afternoon, moderate winds from the NNW by Fri afternoon).
	Sunday 1			Monday 2			Tuesday 3			Wednesday 4			Thursday 5			Friday 6
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light snow	mod. snow	light snow	some clouds	some clouds	clear	some clouds	cloudy	light snow	mod. snow	light snow	snow shwrs	some clouds	cloudy	snow shwrs	some clouds	some clouds	some clouds
km/h	SSW	NE	NNE	NNW	NNE	S	SW	WSW	WSW	W	WNW	NW	NNW	NW	NW	N	NNW	N
See all weather maps
cm	1	6	2	—	—	—	—	—	3	7	3	2	—	—	4	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	0	-1	-2	0	0	0	0	-2	-4	-6	-6	-5	-3	-3	-3	-1	-1	2
min °C	0	-2	-2	-1	0	-1	-1	-3	-5	-6	-7	-7	-5	-4	-4	-3	-2	-1
chill °C	0	-4	-6	-6	-4	-6	-8	-10	-14	-15	-17	-17	-15	-14	-13	-11	-9	-8

Freezing level m	2500	2300	2000	2250	2450	2350	2400	2200	1750	1550	1500	1150	1100	1400	1400	1850	2150	1550
Cloud base (m)	2950	1950	1800	1800	1950	8400	2050	2300	1800	1800	1800	1800	1800	1800	1800	1800	1800	2100

	6:43	—	—	6:41	—	—	6:39	—	—	6:37	—	—	6:35	—	—	6:35	—	—
	—	5:54	—	—	5:55	—	—	5:58	—	—	5:59	—	—	6:00	—	—	6:01	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Sun afternoon. Temperatures will be below freezing (max 0°C on Sun morning, min -5°C on Tue night). Winds increasing (calm on Sun morning, strong winds from the WSW by Tue night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Wed morning. Freeze-thaw conditions (max 2°C on Fri night, min -7°C on Wed afternoon). Winds decreasing (near gales from the NW on Thu afternoon, moderate winds from the NNW by Fri afternoon).

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	7° C	Dry	Calm (0 kph at 70).
Sunriver 34 km SE 1242m alt. 25 minutes ago		Dry
Bend 34 km E 1164.6m alt. 44 minutes ago	8° C	Dry	Calm (2 kph at 334).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	5° C	-	Light winds from the S (9 kph at 180).	16 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 55 minutes ago	18° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 1 hour ago	6° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 323).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 205).
Deschutes River Woods wx 40 km ESE 1185m alt. 53 minutes ago	7° C	Dry	Calm (0 kph at 284).
Bend 40 km E 1102m alt. 1 hour ago	8° C	Dry	Wind obs. (13 kph from 40 degs) was rejected.

* 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.