– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Tue 28 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 28 Apr 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 1°C on Thu afternoon, min -5°C on Tue night). Wind will be generally light.										Days 5–7 Weather Summary A dusting of new snow. Temperatures will be slightly above freezing (max 3°C on Sun morning, min 1°C on Fri night). Winds increasing (light winds from the SSE on Fri night, near gales from the NE by Mon morning).
		Wednesday 29			Thursday 30			Friday 1			Saturday 2			Sunday 3			Monday 4
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	clear	clear	some clouds	clear	clear	some clouds	light snow	some clouds	some clouds	some clouds	clear	some clouds	some clouds	clear	clear	clear
km/h	WNW	NNE	WSW	WNW	ESE	SW	SW	SSW	SE	SSE	SSE	ESE	ESE	E	NE	ENE	NE	NE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	2	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-4	-5	-3	-2	-2	1	0	0	1	2	1	1	2	3	2	2	1	1	2
min °C	-5	-5	-3	-3	-2	-1	0	0	1	1	1	1	1	3	2	1	1	1	1
chill °C	-11	-10	-3	-3	-5	-1	-4	-5	-3	-4	-6	-5	-6	-3	-4	-6	-7	-6	-6

Freezing level m	1750	2600	2800	2650	2900	3250	3200	3150	3300	3300	3250	3250	3500	3500	3450	3350	3300	3350	3300
Cloud base (m)	1750		3250		8950		7850	8950	6250	4050	4850	3850	5850	5200	3350	3800	4800	3350	1800

	—	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 1°C on Thu afternoon, min -5°C on Tue night). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Temperatures will be slightly above freezing (max 3°C on Sun morning, min 1°C on Fri night). Winds increasing (light winds from the SSE on Fri night, near gales from the NE by Mon morning).

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. 30 minutes ago	-1° C	-	Calm (0 kph at 238).
Bend 34 km E 1164.6m alt. 1 hour ago	4° C	Dry	Calm (3 kph at 90).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	2° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: scattered
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	0° C	-	Calm (0 kph at 311).
Bend 37 km SSE 1297m alt. 1 hour ago	1° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 41 minutes ago	3° C	Dry	Calm (0 kph at 327).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	3° C	Dry	Calm (0 kph at 211).
Deschutes River Woods wx 40 km ESE 1185m alt. 46 minutes ago	-1° C	-	Calm (2 kph at 336).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	4° C	Dry	Calm (0 kph at 215).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	1° C	-	Calm (0 kph at 328).

* 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.