– Lat/Long: 44.10° N 121.77° W

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

Issued: 10 pm Wed 29 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary A light covering of new snow mostly falling on Fri night. Freeze-thaw conditions (max 2°C on Fri afternoon, min -2°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the SSW by Fri night).										Days 5–7 Weather Summary A dusting of snow turning to light rain (total 2mm) on Sun night. Freeze-thaw conditions (max 3°C on Mon afternoon, min -1°C on Sat night). Winds decreasing (strong winds from the ENE on Sun night, calm by Tue afternoon).
		Thursday 30			Friday 1			Saturday 2			Sunday 3			Monday 4			Tuesday 5
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	cloudy	clear	clear	cloudy	snow shwrs	cloudy	snow shwrs	snow shwrs	some clouds	some clouds	rain shwrs	some clouds	rain shwrs	risk tstorm	clear	some clouds	clear
km/h	SE	SE	SSE	S	S	S	S	SSE	SE	SE	SE	NE	E	NNE	NNE	NE	E	ESE	SW
See all weather maps
cm	—	—	—	—	—	—	4	—	3	4	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	0.9	—	0.7	0.5	—	—	—
max °C	-2	-2	0	0	0	2	0	0	0	1	1	2	2	1	3	3	3	3	4
min °C	-2	-2	-1	0	0	1	-1	0	0	-1	0	1	1	1	2	2	3	3	4
chill °C	-5	-4	-5	-5	-6	-3	-5	-6	-6	-6	-5	-2	-4	-4	-3	-4	0	1	4

Freezing level m	2700	2850	3150	3150	3150	3350	3150	3150	3100	3350	3250	3300	3350	3250	3500	3500	3600	3600	3700
Cloud base (m)		7200	3400	8750	8750	3600	3400	6150	2900	7750	6900	3500	4600	3600	3600	1800		3600

	—	6:00	—	—	5:58	—	—	5:56	—	—	5:56	—	—	5:54	—	—	5:52	—	—
	—	—	—	8:07	—	—	8:09	—	—	8:10	—	—	8:12	—	—	8:13	—	—	8:14

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A light covering of new snow mostly falling on Fri night. Freeze-thaw conditions (max 2°C on Fri afternoon, min -2°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the SSW by Fri night).

South Sister Volcano Weather (Days 3-6):

A dusting of snow turning to light rain (total 2mm) on Sun night. Freeze-thaw conditions (max 3°C on Mon afternoon, min -1°C on Sat night). Winds decreasing (strong winds from the ENE on Sun night, calm by Tue 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. 39 minutes ago	1° C	-	Calm (0 kph at 0).
Bend 34 km E 1164.6m alt. 43 minutes ago	8° C	Dry	Calm (0 kph at 77).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	5° C	Haze -.	Calm (0 kph at 0).	8 km Low: scattered
Black Butte Ranch wx 36 km NW 1429m alt. 49 minutes ago	3° C	Dry	Calm (2 kph at 181).
Bend 37 km SSE 1297m alt. 1 hour ago	0° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 38 minutes ago	5° C	Dry	Calm (0 kph at 307).
Camp Sherman 39 km NNE 920.5m alt. 53 minutes ago	-1° C	-	Calm (0 kph at 106).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	2° C	-	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	8° C	Dry	Moderate winds from the NE (23 kph at 51).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	1° C	-	Calm (0 kph at 50).

* 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.