– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Wed 29 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 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 Moderate rain (total 14mm), heaviest on Fri night. Mild temperatures (max 8°C on Fri afternoon, min 1°C on Wed night). Wind will be generally light.											Days 5–7 Weather Summary Moderate rain (total 15mm), heaviest on Sat afternoon. Mild temperatures (max 8°C on Sun afternoon, min 3°C on Sat night). Winds decreasing (fresh winds from the ENE on Sun night, light winds from the ENE by Tue morning).
	Wed 29		Thursday 30			Friday 1			Saturday 2			Sunday 3			Monday 4
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	some clouds	cloudy	clear	clear	light rain	risk tstorm	rain shwrs	risk tstorm	rain shwrs	clear	rain shwrs	risk tstorm	some clouds	risk tstorm	clear
km/h	SE	SSE	SE	SSE	S	S	S	SSE	SSE	SSE	SE	SE	ENE	E	NE	NNE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	0.1	13	1.1	9	3	—	0.3	2	—	0.2	—
max °C	3	2	3	6	5	6	8	4	4	5	4	7	8	6	7	8	4
min °C	3	1	2	5	4	5	7	4	3	4	3	5	8	5	5	6	4
chill °C	3	1	0	3	1	2	6	4	-2	0	0	1	6	0	0	2	-1

Freezing level m	2850	2650	2850	3150	3150	3200	3400	3150	3150	3150	3300	3300	3450	3400	3300	3450	3400
Cloud base (m)	3400			3400	8700	8500	4000	3350	2900	2350	4850	8550		3800	4050		1850

	—	—	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: Moderate rain (total 14mm), heaviest on Fri night. Mild temperatures (max 8°C on Fri afternoon, min 1°C on Wed night). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

Moderate rain (total 15mm), heaviest on Sat afternoon. Mild temperatures (max 8°C on Sun afternoon, min 3°C on Sat night). Winds decreasing (fresh winds from the ENE on Sun night, light winds from the ENE by Tue morning).

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. 36 minutes ago	4° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1164.6m alt. 1 hour ago	11° C	Dry	Calm (3 kph at 24).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	9° C	Haze -.	Light winds from the NNE (19 kph at 20).	5 km Low: broken
Black Butte Ranch wx 36 km NW 1429m alt. 34 minutes ago	6° C	Dry	Wind obs. (10 kph from 219 degs) was rejected.
Bend 37 km SSE 1297m alt. 20 minutes ago	9° C	Dry	Calm (3 kph at 0).
Bend 37 km ESE 1158m alt. 35 minutes ago	10° C	Dry	Calm (0 kph at 295).
Camp Sherman 39 km NNE 920.5m alt. 27 minutes ago	5° C	Dry	Calm (0 kph at 106).
Deschutes River Woods wx 40 km ESE 1185m alt. 23 minutes ago	9° C	Dry	Calm (0 kph at 337).
Rainbow wx 41 km WSW 410m alt. 59 minutes ago	9° C	Dry	Light winds from the NNE (14 kph at 32).
Cloverdale wx 42 km NE 947m alt. 35 minutes ago	6° C	Dry	Calm (0 kph at 48).

* 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.