– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Fri 20 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Fri 20 Mar Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Light rain (total 3mm), mostly falling on Fri night. Freeze-thaw conditions (max 15°C on Fri afternoon, min 0°C on Sat night). Wind will be generally light.									Days 4–6 Weather Summary Mild with moderate rain (total 17mm) on Tue night, Becoming colder with a light covering of snow, mostly falling on Tue night. Freeze-thaw conditions (max 11°C on Mon afternoon, min -9°C on Wed night). Wind will be generally light.
	Friday 20			Saturday 21			Sunday 22			Monday 23			Tuesday 24			Wednesday 25
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	rain shwrs	rain shwrs	clear	clear	clear	clear	some clouds	some clouds	cloudy	some clouds	light rain	mod. rain	light snow	light snow	light snow	snow shwrs
km/h	WSW	WSW	W	W	WNW	W	SE	NNE	SE	SW	W	WSW	WSW	SW	WSW	W	W	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	4	1	1	3
mm	—	—	3	0.4	—	—	—	—	—	—	—	—	1	6	10	—	—	—
max °C	14	15	8	3	6	2	8	12	6	9	11	6	4	5	6	-4	-2	-3
min °C	10	13	6	2	5	0	2	11	5	6	10	4	3	5	-3	-4	-2	-9
chill °C	9	11	4	-1	2	-2	2	11	4	6	9	2	0	2	-8	-9	-8	-9

Freezing level m	3500	3300	2750	2050	2350	1800	2850	2900	3000	3000	2900	2750	2750	2600	1300	950	1250	300
Cloud base (m)	8400		1900	8450	8600	9000		8550	6650	4800	4600	3000	1950	1800	1800	1800	1800	1800

	7:09	—	—	7:09	—	—	7:07	—	—	7:05	—	—	7:03	—	—	7:01	—	—
	—	7:19	—	—	7:20	—	—	7:21	—	—	7:22	—	—	7:22	—	—	7:24	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Light rain (total 3mm), mostly falling on Fri night. Freeze-thaw conditions (max 15°C on Fri afternoon, min 0°C on Sat night). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

Mild with moderate rain (total 17mm) on Tue night, Becoming colder with a light covering of snow, mostly falling on Tue night. Freeze-thaw conditions (max 11°C on Mon afternoon, min -9°C on Wed night). Wind will be generally light.

This table gives the weather forecast for South Sister Volcano at the specific elevation of 1500 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	4° C	Dry	Calm (3 kph at 259).
Bend 34 km E 1164.6m alt. 49 minutes ago	13° C	Dry	Light winds from the S (11 kph at 174).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	1° C	Clear	Light winds from the S (11 kph at 180).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 53 minutes ago	-3° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	10° C	Dry	Calm (0 kph at 173).
Bend wx 39 km E 1118m alt. 3 hours ago	8° C	Dry	Calm (5 kph at 257).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	7° C	Dry	Calm (2 kph at 230).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	11° C	Dry	Light winds from the SSE (10 kph at 150).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	2° C	-	Calm (0 kph at 205).

* 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.