– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Thu 03 Sep Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Thu 03 Sep Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max 0°C on Sat night, min -7°C on Thu morning). Mainly strong winds.									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 4°C on Tue afternoon, min -2°C on Sun morning). Wind will be generally light.
	Thursday 3			Friday 4			Saturday 5			Sunday 6			Monday 7			Tuesday 8
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	light snow	heavy snow	some clouds	light snow	snow shwrs	some clouds	cloudy	some clouds	cloudy	light snow	snow shwrs	some clouds	some clouds	some clouds	some clouds	cloudy	rain shwrs
Cloud base (m)	2100	2500	1800	1900	2100	3000	2600	3200		3000	2300	2950	3150	3100	7300	6950	3550	6350
km/h	SW	SW	SW	SSW	SSW	SSW	SSW	S	SSW	SSE	ENE	ENE	NNE	SW	SW	S	SE	SSE
See all weather maps
cm	—	2	13	—	3	2	—	—	—	—	2	3	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.1
max °C	-6	-5	-6	-6	-4	-4	-4	-1	0	-1	-2	-1	-1	1	2	3	4	4
min °C	-7	-5	-6	-6	-5	-4	-4	-2	-1	-2	-2	-1	-1	0	2	2	3	3
chill °C	-17	-14	-9	-11	-10	-8	-7	-7	-6	-6	-4	-6	-5	0	-3	-3	0	-2

Freezing level m	2350	2500	2150	2400	2650	2450	2650	3050	3200	2950	2900	3000	3000	3350	3450	3500	3700	3700

	6:31	—	—	6:33	—	—	6:33	—	—	6:35	—	—	6:35	—	—	6:37	—	—
	—	7:39	—	—	7:37	—	—	7:36	—	—	7:34	—	—	7:31	—	—	7:30	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max 0°C on Sat night, min -7°C on Thu morning). Mainly strong winds.

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 4°C on Tue afternoon, min -2°C on Sun morning). Wind will be generally light.

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	12°C	Dry	Calm (2 kph at 153).
Bend 34 km E 1147m alt. 1 hour ago	11°C	Dry	Calm (3 kph at 199).
Bend 34 km E 1164.6m alt. 37 minutes ago	13°C	Dry	Wind obs. (6 kph from 142 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	10°C	-	Light winds from the SW (15 kph at 230).	16 km Low: few Mid: few
Black Butte Ranch wx 36 km NW 1429m alt. 59 minutes ago	6°C	Dry	Calm (2 kph at 250).
Bend 37 km SSE 1297m alt. 38 minutes ago	10°C	Dry	Calm (2 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	13°C	Dry	Calm (0 kph at 151).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	11°C	Dry	Calm (5 kph at 287).
Cloverdale wx 42 km NE 947m alt. 44 minutes ago	13°C	Dry	Calm (0 kph at 298).
La Pine 43 km SSE 1298m alt. 42 minutes ago	10°C	Dry	Calm (5 kph at 315).

* 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.