– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 am Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Sun 18 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Mild temperatures (max 7°C on Sun morning, min 1°C on Mon morning). Winds decreasing (fresh winds from the SW on Sun night, light winds from the S by Mon afternoon).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 7°C on Wed afternoon, min 0°C on Fri morning). Winds increasing (calm on Wed night, fresh winds from the NNW by Thu night).
	Sunday 18			Monday 19			Tuesday 20			Wednesday 21			Thursday 22			Friday 23
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	cloudy	cloudy	cloudy	some clouds	some clouds	some clouds	cloudy	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear
Cloud base (m)		8550	5500	1850	2500	3950	5350	6000	6500		3400	3400	3150	6300	1800			8200
km/h	SW	SSW	SW	SSW	S	S	SSE	S	ESE	ESE	SSW	NNE	NNW	N	NNW	NNW	NNW	N
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	7	7	5	1	2	2	4	5	5	6	7	4	4	4	2	3	4	4
min °C	4	7	3	1	1	1	2	5	4	5	6	3	2	4	1	0	4	3
chill °C	0	4	-3	-5	-3	-3	-3	1	0	2	5	0	-2	0	-5	-6	0	-1

Freezing level m	3650	3550	3350	2700	2700	2800	3150	3250	3350	3350	3200	3100	3050	3200	3250	3100	3400	3550

	7:24	—	—	7:26	—	—	7:26	—	—	7:28	—	—	7:30	—	—	7:31	—	—
	—	6:17	—	—	6:16	—	—	6:15	—	—	6:13	—	—	6:12	—	—	6:09	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 7°C on Sun morning, min 1°C on Mon morning). Winds decreasing (fresh winds from the SW on Sun night, light winds from the S by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 7°C on Wed afternoon, min 0°C on Fri morning). Winds increasing (calm on Wed night, fresh winds from the NNW by Thu night).

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	6°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 53 minutes ago	1°C	-	Calm (0 kph at 317).
Bend 34 km E 1164.6m alt. 53 minutes ago	6°C	Dry	Calm (0 kph at 90).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	0°C	Mist -.	Calm (0 kph at 0).	5 km Low: broken Mid: broken
Black Butte Ranch wx 36 km NW 1429m alt. 3 hours ago	-1°C	-	Calm (0 kph at 60).
Bend 37 km SSE 1297m alt. 56 minutes ago	-2°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	2°C	-	Calm (0 kph at 306).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	7°C	Dry	Calm (3 kph at 35).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	3°C	Dry	Calm (0 kph at 243).
La Pine 43 km SSE 1298m alt. 1 hour ago	1°C	-	Calm (0 kph at 9).

* 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.