– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Fri 16 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Fri 16 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. Freeze-thaw conditions (max 9°C on Fri morning, min -1°C on Sun night). Winds decreasing (gales from the WSW on Fri night, moderate winds from the WSW by Sun morning).									Days 4–6 Weather Summary Mostly dry. Temperatures will be below freezing (max -1°C on Mon morning, min -5°C on Mon night). Winds decreasing (strong winds from the SW on Mon morning, light winds from the S by Tue afternoon).
	Friday 16			Saturday 17			Sunday 18			Monday 19			Tuesday 20			Wednesday 21
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	some clouds	clear	clear	clear	some clouds	some clouds	some clouds	cloudy	cloudy	cloudy	some clouds	clear	clear	clear	clear
Cloud base (m)		9600	9400			7950		6200	6450	4350		3000	2700	2800			3350	3600
km/h	SSW	SW	WSW	WSW	WSW	WSW	SW	SSW	SW	SW	S	SW	S	S	SSW	SSE	SSW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	9	9	7	4	3	3	3	2	1	-1	-4	-4	-5	-5	-4	-3	-3	-2
min °C	9	8	5	3	2	2	3	1	-1	-3	-4	-5	-5	-5	-5	-4	-3	-3
chill °C	5	4	-2	-4	-5	-5	-2	-6	-10	-11	-11	-12	-11	-10	-12	-10	-8	-10

Freezing level m	4450	4300	4000	3700	3600	3550	3600	3400	3350	2750	2650	2150	2500	2500	2200	2700	2800	2500

	7:22	—	—	7:22	—	—	7:24	—	—	7:26	—	—	7:26	—	—	7:28	—	—
	—	6:22	—	—	6:20	—	—	6:17	—	—	6:16	—	—	6:15	—	—	6:13	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 9°C on Fri morning, min -1°C on Sun night). Winds decreasing (gales from the WSW on Fri night, moderate winds from the WSW by Sun morning).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Temperatures will be below freezing (max -1°C on Mon morning, min -5°C on Mon night). Winds decreasing (strong winds from the SW on Mon morning, light winds from the S by Tue afternoon).

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. 53 minutes ago	21°C	Dry	Calm (2 kph at 161).
Bend 34 km E 1147m alt. 1 hour ago	23°C	Dry	Light winds from the SSW (6 kph at 205).
Bend 34 km E 1164.6m alt. 44 minutes ago	24°C	Dry	Calm (5 kph at 188).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	21°C	Clear	Light winds from the SSW (13 kph at 200).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 55 minutes ago	17°C	Dry	Calm (5 kph at 124).
Bend 37 km SSE 1297m alt. 1 hour ago	23°C	Dry	Calm (5 kph at 0).
Bend 37 km ESE 1158m alt. 52 minutes ago	25°C	Dry	Calm (0 kph at 210).
Rainbow wx 41 km WSW 410m alt. 54 minutes ago	25°C	Dry	Calm (2 kph at 74).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	22°C	Dry	Calm (2 kph at 167).
La Pine 43 km SSE 1298m alt. 3 hours ago	19°C	Dry	Calm (3 kph at 251).

* 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.