– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Thu 09 Oct Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Thu 09 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 2°C on Thu night, min -8°C on Fri night). Mainly gales.									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 1°C on Tue night, min -9°C on Sun night). Winds decreasing (gales from the NW on Sun morning, calm by Tue night).
	Thursday 9			Friday 10			Saturday 11			Sunday 12			Monday 13			Tuesday 14
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	some clouds	snow shwrs	light snow	some clouds	some clouds	light snow	snow shwrs	some clouds	cloudy	light snow	light snow	light snow	clear	clear	clear	clear
km/h	S	SSE	S	SSW	SW	W	WNW	W	WNW	NW	W	WSW	SE	ESE	SE	ESE	ESE	ENE
See all weather maps
cm	—	—	—	2	4	—	—	2	5	—	—	5	2	1	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	-2	0	2	-5	-5	-7	-8	-7	-6	-6	-7	-8	-8	-7	-4	-4	-2	1
min°C	-3	-2	-4	-5	-6	-8	-8	-8	-8	-6	-8	-9	-9	-8	-6	-5	-3	-1
chill°C	-12	-11	-14	-16	-16	-18	-18	-18	-20	-17	-19	-18	-13	-18	-15	-11	-8	-5

Freezing level (m)	2850	3200	2950	2550	2200	1650	1950	1950	1650	1850	1900	1800	1850	1950	1900	2400	2750	3100
Cloud base (m)	2000	2600	2650	2050	2000	1850	1900	1800	1800	1800	1850	1800	1800	1850	1850	1850

	7:13	—	—	7:15	—	—	7:16	—	—	7:16	—	—	7:18	—	—	7:20	—	—
	—	6:34	—	—	6:31	—	—	6:30	—	—	6:28	—	—	6:27	—	—	6:24	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Fri afternoon. Freeze-thaw conditions (max 2°C on Thu night, min -8°C on Fri night). Mainly gales.

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 1°C on Tue night, min -9°C on Sun night). Winds decreasing (gales from the NW on Sun morning, calm 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 969m alt. 1 hour ago	12° C	Dry	Calm (0 kph at 0).
Sisters wx 25 km NNE 1022m alt. 45 minutes ago	13° C	Dry	Calm (0 kph at 6).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 33 minutes ago	14° C	Dry	Calm (3 kph at 347).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	12° C	Dry and partly cloudy.	Light winds from the N (13 kph at 10).	16 km Low: scattered Mid: broken
Black Butte Ranch wx 36 km NW 1429m alt. 43 minutes ago	8° C	Dry	Wind obs. (6 kph from 139 degs) was rejected.
Bend 37 km SSE 1297m alt. 1 hour ago	14° C	Dry	Calm (2 kph at 88).
Bend 37 km ESE 1158m alt. 45 minutes ago	14° C	Dry	Calm (0 kph at 323).
Deschutes River Woods wx 40 km ESE 1185m alt. 3 hours ago	12° C	Dry	Calm (0 kph at 49).
Bend 40 km E 1102m alt. 35 minutes ago	18° C	Dry	Wind obs. (8 kph from 74 degs) was rejected.

* 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.