– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Wed 29 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Wed 29 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 2°C on Fri afternoon, min -5°C on Wed morning). Winds increasing (calm on Wed afternoon, fresh winds from the SSE by Fri night).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 3°C on Sun afternoon, min 0°C on Sat afternoon). Mainly near gales.
	Wednesday 29			Thursday 30			Friday 1			Saturday 2			Sunday 3			Monday 4
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	clear	clear	some clouds	some clouds	clear	cloudy	cloudy	cloudy	light snow	snow shwrs	some clouds	some clouds	snow shwrs	some clouds	some clouds	light snow
km/h	ENE	SW	SW	SE	S	S	SSW	SSE	SSE	SSE	E	SSE	ESE	NE	ENE	NE	NE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	1	3	—	—	1	—	—	1
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-5	-3	-2	-2	0	0	0	2	2	1	1	1	2	3	2	1	2	2
min °C	-5	-3	-3	-3	-1	0	0	2	0	1	0	0	2	2	1	1	1	1
chill °C	-10	-3	-3	-6	-3	-4	-6	-3	-6	-6	-6	-6	-4	-4	-6	-6	-6	-7

Freezing level m	2550	2850	2650	2850	3200	3200	3200	3450	3350	3250	3150	3300	3400	3400	3400	3250	3350	3300
Cloud base (m)		3400		8650	3550	8850	8750	4200	4750	4250	2850	4550	6500	3400	3850	5500	3200	1850

	6:01	—	—	6:00	—	—	5:58	—	—	5:56	—	—	5:56	—	—	5:54	—	—
	—	—	8:07	—	—	8:07	—	—	8:09	—	—	8:10	—	—	8:12	—	—	8:13

South Sister Volcano Weather (Days 0-3):

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

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 3°C on Sun afternoon, min 0°C on Sat afternoon). Mainly near gales.

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	16° C	Dry	Calm (2 kph at 13).
Bend 34 km E 1164.6m alt. 2 hours ago	17° C	Dry	Calm (5 kph at 329).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	13° C	Clear	Light winds from the NE (15 kph at 50).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	12° C	Dry	Wind obs. (6 kph from 127 degs) was rejected.
Bend 37 km SSE 1297m alt. 47 minutes ago	16° C	Dry	Calm (5 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	16° C	Dry	Calm (3 kph at 317).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	18° C	Dry	Calm (3 kph at 260).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	14° C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 43 minutes ago	12° C	Dry	Light winds from the SW (18 kph at 229).
Cloverdale wx 42 km NE 947m alt. 55 minutes ago	18° C	Dry	Calm (3 kph at 21).

* 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.