– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 pm Thu 15 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Thu 15 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Mild temperatures (max 9°C on Thu night, min 2°C on Sat afternoon). Winds decreasing (gales from the WSW on Sat morning, moderate winds from the WSW by Sun morning).										Days 5–7 Weather Summary Mostly dry. Freeze-thaw conditions (max 2°C on Sun night, min -3°C on Mon afternoon). Winds decreasing (near gales from the SW on Sun night, calm by Tue afternoon).
		Friday 16			Saturday 17			Sunday 18			Monday 19			Tuesday 20
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	cloudy	cloudy	cloudy	some clouds	clear	clear
Cloud base (m)		9750		9200	9000		8250	6400	6500	4900	5850	3250	2900	3050	3350
km/h	SSW	SSW	SW	WSW	WSW	WSW	WSW	SW	SSW	SW	SSW	SSE	SW	SW	SE	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	9	9	9	7	4	3	3	3	2	2	0	-3	-3	-3	-2	0
min °C	9	9	8	5	3	2	3	3	2	0	-1	-3	-3	-3	-2	-1
chill °C	4	5	4	-2	-4	-5	-4	-2	-4	-8	-8	-9	-9	-6	-5	-6

Freezing level m	4500	4450	4250	4000	3650	3550	3550	3600	3400	3400	3050	2750	2500	2800	2850	3200

	—	7:22	—	—	7:22	—	—	7:24	—	—	7:26	—	—	7:26	—	—
	—	—	6:22	—	—	6:20	—	—	6:17	—	—	6:16	—	—	6:15	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 9°C on Thu night, min 2°C on Sat afternoon). Winds decreasing (gales from the WSW on Sat morning, moderate winds from the WSW by Sun morning).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 2°C on Sun night, min -3°C on Mon afternoon). Winds decreasing (near gales from the SW 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. 1 hour ago	2°C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 50 minutes ago	1°C	-	Calm (0 kph at 312).
Bend 34 km E 1164.6m alt. 1 hour ago	8°C	Dry	Calm (0 kph at 102).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	-1°C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	4°C	Dry	Calm (0 kph at 184).
Bend 37 km SSE 1297m alt. 49 minutes ago	-2°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	4°C	Dry	Calm (0 kph at 296).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	17°C	Dry	Fresh winds from the E (34 kph at 98).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	1°C	-	Calm (0 kph at 0).
La Pine 43 km SSE 1298m alt. 1 hour ago	1°C	-	Calm (0 kph at 217).

* 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.