– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Sat 25 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Sat 25 Jul 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 12°C on Sun afternoon, min 7°C on Sun night). Winds decreasing (strong winds from the SW on Sat night, light winds from the SW by Mon afternoon).											Days 5–7 Weather Summary Mostly dry. Very mild (max 16°C on Thu afternoon, min 9°C on Tue night). Mainly fresh winds.
	Sat 25		Sunday 26			Monday 27			Tuesday 28			Wednesday 29			Thursday 30
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)
km/h	SW	SW	SW	SW	SW	SW	SSW	SW	WSW	SW	WSW	SW	SSW	SW	SW	SW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	11	10	10	12	11	10	12	11	11	12	11	12	14	13	15	16	14
min °C	10	8	9	12	7	9	12	8	9	12	9	10	14	11	13	16	12
chill °C	6	4	5	10	3	6	11	4	6	10	6	7	13	8	11	16	10

Freezing level m	4100	4250	3850	4050	4150	3900	4200	4300	4150	4300	4300	4200	4450	4600	4600	4600	4900

	—	—	5:48	—	—	5:48	—	—	5:50	—	—	5:50	—	—	5:52	—	—
	—	8:38	—	—	8:37	—	—	8:37	—	—	8:36	—	—	8:35	—	—	8:32

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 12°C on Sun afternoon, min 7°C on Sun night). Winds decreasing (strong winds from the SW on Sat night, light winds from the SW by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 16°C on Thu afternoon, min 9°C on Tue night). Mainly fresh winds.

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. 53 minutes ago	22° C	Dry	Calm (3 kph at 335).
Bend 34 km E 1147m alt. 37 minutes ago	27° C	Dry	Calm (3 kph at 329).
Bend 34 km E 1164.6m alt. 45 minutes ago	29° C	Dry	Light winds from the WSW (6 kph at 248).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	25° C	Clear	Moderate winds from the W (26 kph at 270).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 53 minutes ago	17° C	Dry	Calm (3 kph at 312).
Bend 37 km SSE 1297m alt. 1 hour ago	23° C	Dry	Light winds from the W (8 kph at 275).
Bend 37 km ESE 1158m alt. 53 minutes ago	27° C	Dry	Calm (0 kph at 206).
Camp Sherman 39 km NNE 920.5m alt. 43 minutes ago	23° C	Dry	Wind obs. (14 kph from 354 degs) was rejected.
Deschutes River Woods wx 40 km ESE 1185m alt. 38 minutes ago	27° C	Dry	Calm (5 kph at 278).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	18° C	Dry	Light winds from the SW (10 kph at 227).

* 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.