– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Mon 18 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Mon 18 May Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 7°C on Wed afternoon, min -1°C on Mon morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 11°C on Sat afternoon, min 5°C on Thu night). Wind will be generally light.
	Monday 18			Tuesday 19			Wednesday 20			Thursday 21			Friday 22			Saturday 23
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	clear	clear	clear	some clouds	clear	clear	some clouds	clear	some clouds	clear	clear	some clouds	clear	some clouds	clear	clear
km/h	NW	WNW	NNW	NW	WNW	NW	NNW	N	N	ENE	NW	WNW	SSW	NW	SW	NNW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	0	1	0	2	4	3	4	7	6	7	9	7	7	10	8	9	11	9
min °C	-1	1	-1	0	4	1	2	6	4	6	9	5	6	10	6	8	10	9
chill °C	-5	-3	-6	-5	1	-3	-1	6	3	5	9	3	5	10	3	5	10	8

Freezing level m	2450	2550	2200	2750	3050	3100	2950	3300	3600	3400	3600	3550	3400	3800	3750	3750	3850	4050
Cloud base (m)	5700	3150		2250	2650	1800		3450	6950	9300	3850						8550

	5:37	—	—	5:35	—	—	5:35	—	—	5:35	—	—	5:33	—	—	5:33	—	—
	—	—	8:29	—	—	8:30	—	—	8:30	—	—	8:31	—	—	8:32	—	—	8:34

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 7°C on Wed afternoon, min -1°C on Mon morning). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 11°C on Sat afternoon, min 5°C on Thu night). Wind will be generally light.

This table gives the weather forecast for South Sister Volcano at the specific elevation of 2500 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	5° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 2 hours ago	3° C	Dry	Calm (3 kph at 239).
Bend 34 km E 1164.6m alt. 1 hour ago	6° C	Dry	Wind obs. (6 kph from 184 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	1° C	Clear	Light winds from the S (15 kph at 170).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	2° C	-	Calm (3 kph at 319).
Bend 37 km SSE 1297m alt. 2 hours ago	-1° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	6° C	Dry	Calm (2 kph at 248).
Camp Sherman 39 km NNE 920.5m alt. 34 minutes ago	3° C	Dry	Calm (0 kph at 357).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	6° C	Dry	Calm (3 kph at 249).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	4° C	Dry	Light winds from the ESE (16 kph at 104).

* 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.