– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 am Mon 28 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Mon 28 Sep Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Mild temperatures (max 7°C on Wed night, min 1°C on Mon morning). Winds decreasing (strong winds from the WNW on Tue night, light winds from the NW by Wed afternoon).									Days 4–6 Weather Summary Mostly dry. Very mild (max 10°C on Sat morning, min 4°C on Thu night). Winds decreasing (near gales from the W on Thu night, light winds from the W by Sat morning).
	Monday 28			Tuesday 29			Wednesday 30			Thursday 1			Friday 2			Saturday 3
	AM	PM	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	some clouds	some clouds	clear	clear	clear	clear	clear	clear
Cloud base (m)	7300			9250		1800	9250	8650	9450							8750
km/h	NW	WNW	NW	WNW	WNW	WNW	NW	WSW	W	W	WSW	WSW	WNW	W	W	SW	WSW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	2	3	5	5	5	5	5	5	7	6	5	5	5	6	9	10	10	10
min °C	1	2	4	5	5	4	4	5	6	6	5	4	4	5	7	10	10	9
chill °C	-4	-2	-1	-1	0	-3	-2	2	2	2	1	-2	-3	1	4	9	8	7

Freezing level m	3400	3600	3900	4050	4000	3800	4000	4000	4200	4050	4000	3800	3950	4150	4500	4600	4600	4550

	7:00	—	—	7:01	—	—	7:03	—	—	7:03	—	—	7:05	—	—	7:05	—	—
	—	6:53	—	—	6:52	—	—	6:50	—	—	6:47	—	—	6:45	—	—	6:44	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 7°C on Wed night, min 1°C on Mon morning). Winds decreasing (strong winds from the WNW on Tue night, light winds from the NW by Wed afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Sat morning, min 4°C on Thu night). Winds decreasing (near gales from the W on Thu night, light winds from the W by Sat morning).

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	-1°C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 2 hours ago	1°C	-	Calm (2 kph at 284).
Bend 34 km E 1164.6m alt. 1 hour ago	6°C	Dry	Calm (3 kph at 138).
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. 1 hour ago	-1°C	-	Calm (0 kph at 49).
Bend 37 km SSE 1297m alt. 51 minutes ago	-4°C	-	Calm (0 kph at 274).
Bend 37 km ESE 1158m alt. 1 hour ago	2°C	-	Calm (0 kph at 238).
Deschutes River Woods wx 40 km ESE 1185m alt. 54 minutes ago	-1°C	-	Calm (3 kph at 316).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	7°C	Dry	Light winds from the ESE (6 kph at 118).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	-2°C	-	Calm (0 kph at 263).

* 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.