– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Sat 22 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Sat 22 Aug Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 11°C on Mon afternoon, min 4°C on Sat afternoon). Winds decreasing (near gales from the WSW on Sat night, calm by Mon afternoon).											Days 5–7 Weather Summary Mostly dry. Very mild (max 10°C on Tue afternoon, min 5°C on Fri morning). Winds increasing (light winds from the SSW on Tue afternoon, near gales from the SW by Wed night).
	Sat 22		Sunday 23			Monday 24			Tuesday 25			Wednesday 26			Thursday 27
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	some clouds	clear	clear	some clouds	clear	some clouds	clear	clear	cloudy	some clouds	clear
Cloud base (m)		1850				9550	5200		9250	8150				8700	6950	6750
km/h	SW	WSW	WNW	S	SW	SSW	NNE	SSE	SSW	S	S	SSW	SSW	SW	SW	SW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	4	5	6	9	9	11	10	9	10	10	7	8	9	7	7	7
min °C	4	4	5	5	7	9	10	9	8	10	8	7	7	8	6	6	6
chill °C	-2	-3	0	4	4	7	9	9	5	9	5	3	4	2	0	1	0

Freezing level m	3750	3700	3900	4100	4300	4350	4500	4500	4350	4450	4400	4200	4300	4350	4100	4150	4200

	—	—	6:18	—	—	6:20	—	—	6:20	—	—	6:22	—	—	6:24	—	—
	—	8:00	—	7:59	—	—	7:57	—	—	7:54	—	—	7:53	—	—	7:52	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 11°C on Mon afternoon, min 4°C on Sat afternoon). Winds decreasing (near gales from the WSW on Sat night, calm by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Tue afternoon, min 5°C on Fri morning). Winds increasing (light winds from the SSW on Tue afternoon, near gales from the SW by Wed 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. 1 hour ago	23°C	Dry	Calm (5 kph at 306).
Bend 34 km E 1147m alt. 1 hour ago	26°C	Dry	Calm (5 kph at 299).
Bend 34 km E 1164.6m alt. 1 hour ago	28°C	Dry	Light winds from the SW (11 kph at 229).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	25°C	Clear	Moderate winds from the W (22 kph at 270).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	18°C	Dry	Light winds from the WSW (6 kph at 240).
Bend 37 km SSE 1297m alt. 1 hour ago	23°C	Dry	Wind obs. (8 kph from 236 degs) was rejected.
Deschutes River Woods wx 40 km ESE 1185m alt. 48 minutes ago	26°C	Dry	Calm (5 kph at 253).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	17°C	Dry	Wind obs. (16 kph from 192 degs) was rejected.
Cloverdale wx 42 km NE 947m alt. 3 hours ago	30°C	Dry	Wind obs. (8 kph from 198 degs) was rejected.
La Pine 43 km SSE 1298m alt. 1 hour ago	23°C	Dry	Calm (5 kph at 31).

* 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.