– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Tue 25 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Tue 25 Aug Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 10°C on Tue night, min 5°C on Thu morning). Winds increasing (light winds from the SSE on Tue afternoon, near gales from the WSW by Thu night).									Days 4–6 Weather Summary Mostly dry. Mild temperatures (max 8°C on Sun afternoon, min 5°C on Fri afternoon). Winds decreasing (strong winds from the WSW on Fri night, calm by Sun afternoon).
	Tuesday 25			Wednesday 26			Thursday 27			Friday 28			Saturday 29			Sunday 30
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	8750			9400						9500	9000			9000			4800	8950
km/h	SSW	SSE	S	SSW	SSW	SSW	SW	SW	SW	SW	SW	WSW	WSW	SW	WSW	SW	WSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	8	9	10	6	7	9	6	5	7	6	6	6	5	6	7	7	8	8
min °C	8	9	7	6	7	7	5	5	6	6	5	5	5	5	7	6	7	5
chill °C	4	7	3	1	3	1	-1	0	1	1	1	0	0	2	3	2	7	0

Freezing level m	4200	4350	4300	4000	4150	4250	3850	4000	4150	4000	4100	3950	3850	4100	4250	4150	4200	4000

	6:20	—	—	6:22	—	—	6:24	—	—	6:24	—	—	6:26	—	—	6:26	—	—
	—	7:54	—	—	7:53	—	—	7:52	—	—	7:50	—	—	7:49	—	—	7:46	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 10°C on Tue night, min 5°C on Thu morning). Winds increasing (light winds from the SSE on Tue afternoon, near gales from the WSW by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Mild temperatures (max 8°C on Sun afternoon, min 5°C on Fri afternoon). Winds decreasing (strong winds from the WSW on Fri night, calm by Sun afternoon).

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. 38 minutes ago	24°C	Dry	Calm (2 kph at 98).
Bend 34 km E 1147m alt. 35 minutes ago	23°C	Dry	Light winds from the SW (6 kph at 219).
Bend 34 km E 1164.6m alt. 1 hour ago	26°C	Dry	Light winds from the SSW (11 kph at 205).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	17°C	Clear	Light winds from the S (13 kph at 180).	13 km
Black Butte Ranch wx 36 km NW 1429m alt. 47 minutes ago	20°C	Dry	Calm (3 kph at 238).
Bend 37 km SSE 1297m alt. 1 hour ago	23°C	Dry	Calm (2 kph at 0).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	25°C	Dry	Wind obs. (6 kph from 270 degs) was rejected.
Rainbow wx 41 km WSW 410m alt. 1 hour ago	22°C	Dry	Calm (3 kph at 134).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	23°C	Dry	Calm (2 kph at 53).
La Pine 43 km SSE 1298m alt. 2 hours ago	18°C	Dry	Calm (2 kph at 150).

* 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.