– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Sat 19 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sat 19 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 Sat night, min 5°C on Sat morning). Winds increasing (calm on Sat afternoon, fresh winds from the SW by Mon night).									Days 4–6 Weather Summary Mostly dry. Mild temperatures (max 6°C on Tue morning, min 2°C on Thu night). Winds increasing (moderate winds from the WSW on Tue night, near gales from the SSW by Thu night).
	Saturday 19			Sunday 20			Monday 21			Tuesday 22			Wednesday 23			Thursday 24
	AM	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	cloudy	some clouds	clear	cloudy	clear	some clouds	clear	clear	some clouds	cloudy	some clouds
Cloud base (m)	9350	9400				9600			9400		6350	8900	8050	9050	5800	4750	5100	4950
km/h	E	SSW	WSW	SSE	SE	SSW	WSW	SW	WSW	SW	WSW	WSW	WSW	SW	WSW	SW	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	5	7	7	7	7	6	7	6	6	5	4	3	3	4	4	4	4
min °C	5	5	6	7	7	6	6	6	6	5	5	3	3	3	3	4	3	2
chill °C	3	5	4	7	6	3	4	4	2	0	0	-2	-3	-2	-3	-2	-3	-6

Freezing level m	3900	3950	4100	4150	4200	4150	4100	4100	4050	3900	3800	3700	3600	3650	3700	3750	3750	3700

	6:50	—	—	6:50	—	—	6:52	—	—	6:52	—	—	6:54	—	—	6:56	—	—
	—	7:09	—	—	7:07	—	—	7:06	—	—	7:05	—	—	7:02	—	—	7:00	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 7°C on Sat night, min 5°C on Sat morning). Winds increasing (calm on Sat afternoon, fresh winds from the SW by Mon night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Mild temperatures (max 6°C on Tue morning, min 2°C on Thu night). Winds increasing (moderate winds from the WSW on Tue night, near gales from the SSW by Thu 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	21°C	Dry	Calm (2 kph at 138).
Bend 34 km E 1147m alt. 2 hours ago	21°C	Dry	Calm (5 kph at 7).
Bend 34 km E 1164.6m alt. 2 hours ago	21°C	Dry	Calm (3 kph at 226).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	18°C	Clear	Light winds from the SSE (7 kph at 150).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 42 minutes ago	17°C	Dry	Calm (5 kph at 176).
Bend 37 km SSE 1297m alt. 55 minutes ago	21°C	Dry	Calm (2 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	21°C	Dry	Calm (0 kph at 240).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	20°C	Dry	Calm (0 kph at 347).
Rainbow wx 41 km WSW 410m alt. 2 hours ago	18°C	Dry	Calm (2 kph at 17).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	23°C	Dry	Calm (2 kph at 134).

* 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.