– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Thu 08 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Thu 08 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 9°C on Thu morning, min -10°C on Sat night). Winds decreasing (gales from the W on Fri morning, calm by Sat afternoon).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Tue night. Freeze-thaw conditions (max 1°C on Mon night, min -10°C on Sun morning). Winds increasing (light winds from the N on Mon afternoon, extremely windy from the W by Tue night).
	Thursday 8			Friday 9			Saturday 10			Sunday 11			Monday 12			Tuesday 13
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	some clouds	some clouds	clear	some clouds	snow shwrs	clear	clear	clear	clear	clear	clear	cloudy	cloudy	snow shwrs
Cloud base (m)				9200	2400	1800	1800	2400	1850	1800	2050				9150	2450	2350	1800
km/h	WSW	SW	W	W	WSW	WNW	NNW	NNW	NE	NE	NE	NE	NNE	N	NNW	WNW	W	W
See all weather maps
cm	—	—	—	—	—	—	—	—	1	—	—	—	—	—	—	—	—	5
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	9	9	9	6	2	-3	-7	-9	-9	-9	-7	-4	-2	-2	1	-1	-2	-2
min °C	9	8	8	4	0	-5	-9	-9	-10	-10	-7	-6	-3	-2	0	-2	-2	-7
chill °C	7	5	3	-4	-9	-14	-17	-13	-17	-22	-18	-17	-11	-7	-6	-10	-11	-21

Freezing level m	4500	4500	4350	3850	3100	1650	1850	2000	1450	1750	2100	1650	2800	2850	3250	2750	2750	2150

	7:11	—	—	7:13	—	—	7:15	—	—	7:16	—	—	7:16	—	—	7:18	—	—
	—	6:35	—	—	6:34	—	—	6:31	—	—	6:30	—	—	6:28	—	—	6:27	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 9°C on Thu morning, min -10°C on Sat night). Winds decreasing (gales from the W on Fri morning, calm by Sat afternoon).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Tue night. Freeze-thaw conditions (max 1°C on Mon night, min -10°C on Sun morning). Winds increasing (light winds from the N on Mon afternoon, extremely windy from the W by Tue 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. 35 minutes ago	28°C	Dry	Calm (2 kph at 93).
Bend 34 km E 1147m alt. 20 minutes ago	27°C	Dry	Calm (5 kph at 66).
Bend 34 km E 1164.6m alt. 36 minutes ago	28°C	Dry	Calm (3 kph at 27).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	28°C	Clear	Light winds from the S (19 kph at 190).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 54 minutes ago	22°C	Dry	Wind obs. (6 kph from 214 degs) was rejected.
Bend 37 km SSE 1297m alt. 49 minutes ago	28°C	Dry	Calm (2 kph at 343).
Bend 37 km ESE 1158m alt. 34 minutes ago	26°C	Dry	Calm (5 kph at 311).
Deschutes River Woods wx 40 km ESE 1185m alt. 22 minutes ago	27°C	Dry	Calm (3 kph at 333).
Rainbow wx 41 km WSW 410m alt. 20 minutes ago	22°C	Dry	Light winds from the SSW (13 kph at 205).
Cloverdale wx 42 km NE 947m alt. 55 minutes ago	28°C	Dry	Calm (5 kph at 57).

* 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.