– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 3 am Sun 08 Nov Local Time

Updates in:

hr min s

Update imminent

Issued: 3 am Sun 08 Nov 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 Mon afternoon. Freeze-thaw conditions (max 4°C on Tue night, min -6°C on Sun morning). Winds increasing (strong winds from the SW on Sun afternoon, severe gales from the WSW by Mon night).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Wed afternoon, min 0°C on Thu night). Winds increasing (strong winds from the SSW on Wed afternoon, gales from the WSW by Thu night).
	Sunday 8			Monday 9			Tuesday 10			Wednesday 11			Thursday 12			Friday 13
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	snow shwrs	mod. snow	snow shwrs	some clouds	some clouds	some clouds	clear	clear	clear	clear	cloudy	clear	clear	clear	clear
Cloud base (m)	1800	1900	2350	2000	1800	1800	2000	2800	6800	7800	8750	8550	8950		9000		9100
km/h	WSW	SW	SW	WSW	WSW	W	W	WSW	SW	SW	SSW	S	SW	SW	SW	WSW	WSW	SW
See all weather maps
cm	—	—	—	1	8	3	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-5	-5	-3	-3	-4	-1	0	2	4	4	5	4	2	1	1	0	0	0
min °C	-6	-5	-5	-5	-4	-5	0	1	2	4	5	3	1	1	0	0	0	0
chill °C	-18	-14	-16	-16	-15	-17	-9	-7	-6	-2	-1	-4	-7	-7	-9	-9	-9	-9

Freezing level m	2050	2400	2500	2450	2550	2550	3150	3300	3650	3800	3850	3750	3450	3300	3200	3250	3200	3200

	6:52	—	—	6:54	—	—	6:54	—	—	6:56	—	—	6:58	—	—	6:58	—	—
	—	4:46	—	—	4:45	—	—	4:45	—	—	4:44	—	—	4:43	—	—	4:42	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Mon afternoon. Freeze-thaw conditions (max 4°C on Tue night, min -6°C on Sun morning). Winds increasing (strong winds from the SW on Sun afternoon, severe gales from the WSW by Mon night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 5°C on Wed afternoon, min 0°C on Thu night). Winds increasing (strong winds from the SSW on Wed afternoon, gales from the WSW by Thu 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 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 50 minutes ago	6°C	Dry	Calm (0 kph at 149).
Bend 34 km E 1147m alt. 46 minutes ago	8°C	Dry	Calm (5 kph at 348).
Bend 34 km E 1164.6m alt. 56 minutes ago	8°C	Dry	Calm (5 kph at 40).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 19 minutes ago	6°C	Dry and cloudy.	Light winds from the SW (13 kph at 220).	16 km Low: few Mid: scattered High: overcast
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	6°C	Dry and cloudy.	Light winds from the SW (11 kph at 230).	16 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	2°C	-	Wind obs. (6 kph from 278 degs) was rejected.
Bend 37 km SSE 1297m alt. 46 minutes ago	5°C	Dry	Calm (3 kph at 302).
Camp Sherman 39 km NNE 920.5m alt. 55 minutes ago	6°C	Dry	Calm (0 kph at 129).
Deschutes River Woods wx 40 km ESE 1185m alt. 46 minutes ago	7°C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 49 minutes ago	4°C	Dry	Light winds from the SSW (18 kph at 201).

* 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.