– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 am Wed 21 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Wed 21 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 2°C on Wed morning, min -3°C on Thu night). Winds increasing (calm on Wed afternoon, gales from the N by Fri morning).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 2°C on Sat afternoon, min -7°C on Mon night). Winds increasing (light winds from the W on Sat morning, gales from the SW by Mon night).
	Wednesday 21			Thursday 22			Friday 23			Saturday 24			Sunday 25			Monday 26
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	some clouds	some clouds	cloudy	clear	clear	clear	clear	clear	some clouds	some clouds	cloudy	cloudy	cloudy	some clouds	cloudy	some clouds
Cloud base (m)	7000	8100	6150	3400	3200	1800	1850				7100	6900	6750	6550	6450	5250	5150	3100
km/h	SSE	S	SE	NNE	NW	NNW	N	N	NNW	W	WSW	WSW	SW	SSW	SW	SW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	2	2	2	1	-1	-2	-2	-1	1	1	2	1	1	0	0	-1	-2	-3
min °C	2	2	1	0	-2	-3	-3	-1	0	1	1	1	1	0	-1	-1	-2	-7
chill °C	-1	0	-2	0	-8	-11	-13	-9	-7	-3	-5	-5	-5	-6	-10	-10	-10	-19

Freezing level m	3400	3450	3400	3200	2800	1800	2350	3050	3250	3400	3350	3300	3300	3200	3100	2950	2900	2250

	7:28	—	—	7:30	—	—	7:31	—	—	7:31	—	—	7:33	—	—	7:35	—	—
	—	6:13	—	—	6:12	—	—	6:09	—	—	6:08	—	—	6:07	—	—	6:06	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 2°C on Wed morning, min -3°C on Thu night). Winds increasing (calm on Wed afternoon, gales from the N by Fri morning).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 2°C on Sat afternoon, min -7°C on Mon night). Winds increasing (light winds from the W on Sat morning, gales from the SW by Mon night).

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. 2 hours ago	-1°C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 2 hours ago	2°C	-	Calm (2 kph at 194).
Bend 34 km E 1164.6m alt. 1 hour ago	8°C	Dry	Calm (5 kph at 155).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 57 minutes ago	2°C	Clear	Light winds from the S (15 kph at 180).	14 km
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-2°C	Clear	Light winds from the S (11 kph at 190).	13 km
Black Butte Ranch wx 36 km NW 1429m alt. 3 hours ago	2°C	-	Calm (0 kph at 162).
Bend 37 km SSE 1297m alt. 2 hours ago	-4°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 3 hours ago	3°C	Dry	Calm (0 kph at 171).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	15°C	Dry	Light winds from the ESE (18 kph at 123).
La Pine 43 km SSE 1298m alt. 2 hours ago	-4°C	-	Calm (0 kph at 26).

* 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.