– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 pm Mon 12 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Mon 12 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. Freeze-thaw conditions (max 12°C on Thu afternoon, min -3°C on Mon night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Very mild (max 12°C on Fri morning, min 2°C on Sat morning). Winds decreasing (strong winds from the WSW on Fri night, light winds from the WSW by Sat night).
		Tuesday 13			Wednesday 14			Thursday 15			Friday 16			Saturday 17
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	some clouds	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear
Cloud base (m)		3150	3150	7900	3550	3250		9700	9550					1900
km/h	NNE	N	NW	NW	NNW	NE	SE	SSE	S	SW	SSW	WSW	WSW	W	WNW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	4	5	4	6	6	6	10	12	10	12	12	9	3	4	4
min °C	-3	2	5	3	4	6	5	6	11	9	10	12	5	2	2	2
chill °C	-9	-2	2	-2	0	5	4	2	8	6	9	11	-1	-4	-4	-1

Freezing level m	2500	3250	3250	3550	3350	3200	3750	4250	4300	4400	4350	4150	3950	2850	3150	3450

	—	7:18	—	—	7:20	—	—	7:20	—	—	7:22	—	—	7:22	—	—
	—	—	6:27	—	—	6:24	—	—	6:22	—	—	6:22	—	—	6:20	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 12°C on Thu afternoon, min -3°C on Mon night). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 12°C on Fri morning, min 2°C on Sat morning). Winds decreasing (strong winds from the WSW on Fri night, light winds from the WSW by Sat night).

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. 1 hour ago	-2°C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 57 minutes ago	-1°C	-	Calm (0 kph at 271).
Bend 34 km E 1164.6m alt. 2 hours ago	4°C	Dry	Calm (0 kph at 128).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-3°C	Clear	Calm (0 kph at 0).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	-3°C	-	Calm (0 kph at 316).
Bend 37 km SSE 1297m alt. 54 minutes ago	-5°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	1°C	-	Calm (0 kph at 341).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	5°C	Dry	Light winds from the E (6 kph at 99).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	-3°C	-	Calm (0 kph at 245).
La Pine 43 km SSE 1298m alt. 1 hour ago	-4°C	-	Calm (0 kph at 325).

* 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.