– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Tue 08 Sep Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Tue 08 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. Very mild (max 11°C on Wed night, min 4°C on Thu night). Winds increasing (calm on Tue morning, gales from the W by Thu night).									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Sat afternoon. Freeze-thaw conditions (max 4°C on Fri morning, min -6°C on Sat morning). Mainly near gales.
	Tuesday 8			Wednesday 9			Thursday 10			Friday 11			Saturday 12			Sunday 13
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	light snow	mod. snow	clear	clear	some clouds	clear
Cloud base (m)								9600	1900	8400	7250	7250	2150	1850	1800		3200
km/h	S	SSW	WSW	WSW	SW	W	W	W	NW	W	SW	SW	N	NNE	NNE	NW	NNE	N
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	1	9	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	6	6	8	9	10	11	8	6	5	4	4	3	-4	-5	-1	-1	0	2
min °C	5	5	7	8	9	10	7	5	4	4	3	-1	-6	-5	-3	-2	0	1
chill °C	4	3	4	5	7	6	2	-2	-3	-1	-1	-7	-6	-11	-12	-7	0	1

Freezing level m	3950	4050	4350	4500	4700	4650	4250	4050	3750	3750	3750	3250	2400	2350	2950	2950	3200	3500

	6:37	—	—	6:37	—	—	6:39	—	—	6:41	—	—	6:41	—	—	6:43	—	—
	—	7:30	—	—	7:29	—	—	7:27	—	—	7:24	—	—	7:22	—	—	7:21	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 11°C on Wed night, min 4°C on Thu night). Winds increasing (calm on Tue morning, gales from the W by Thu night).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Sat afternoon. Freeze-thaw conditions (max 4°C on Fri morning, min -6°C on Sat morning). Mainly near gales.

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	2°C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	4°C	Dry	Calm (2 kph at 284).
Bend 34 km E 1164.6m alt. 2 hours ago	7°C	Dry	Calm (3 kph at 146).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	1°C	-	Light winds from the SSW (7 kph at 200).	14 km Low: few
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	2°C	-	Calm (0 kph at 170).
Bend 37 km SSE 1297m alt. 1 hour ago	-2°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	6°C	Dry	Calm (0 kph at 306).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	3°C	Dry	Calm (0 kph at 339).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	11°C	Dry	Moderate winds from the ESE (21 kph at 106).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	2°C	-	Calm (0 kph at 225).

* 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.