– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 am Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Sat 10 Oct Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 1°C on Mon night, min -11°C on Sat night). Winds increasing (calm on Sat night, near gales from the NNE by Sun night).									Days 4–6 Weather Summary Mostly dry. Mild temperatures (max 6°C on Thu afternoon, min 1°C on Tue morning). Winds increasing (light winds from the NNW on Tue afternoon, fresh winds from the NNW by Wed morning).
	Saturday 10			Sunday 11			Monday 12			Tuesday 13			Wednesday 14			Thursday 15
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	some clouds	snow shwrs	clear	clear	clear	clear	clear	some clouds	clear	clear	some clouds	clear	clear	clear	clear	clear
Cloud base (m)	1800	2400	1800	1800	1850	1900	2000		9350	6350	3350			2750	8650	8950
km/h	NW	SSW	ENE	NE	NNE	NNE	NNE	NNE	NNE	N	NNW	NW	NNW	NNW	NNW	ESE	S	SW
See all weather maps
cm	—	—	—	2	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-6	-8	-9	-9	-8	-7	-6	-4	1	1	1	2	2	1	5	5	6	5
min °C	-7	-9	-11	-10	-8	-8	-6	-4	-3	1	1	1	2	1	2	5	5	5
chill °C	-14	-12	-20	-22	-19	-19	-16	-11	-10	-4	-3	-4	-4	-4	-3	2	1	2

Freezing level m	2000	1950	1350	1500	1800	1450	2350	2650	3250	3400	3250	3400	3450	3350	3800	4050	4100	3950

	7:15	—	—	7:16	—	—	7:16	—	—	7:18	—	—	7:20	—	—	7:20	—	—
	—	6:31	—	—	6:30	—	—	6:28	—	—	6:27	—	—	6:24	—	—	6:22	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 1°C on Mon night, min -11°C on Sat night). Winds increasing (calm on Sat night, near gales from the NNE by Sun night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Mild temperatures (max 6°C on Thu afternoon, min 1°C on Tue morning). Winds increasing (light winds from the NNW on Tue afternoon, fresh winds from the NNW by Wed morning).

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	-3°C	-	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 33 minutes ago	4°C	Dry	Calm (0 kph at 2).
Bend 34 km E 1164.6m alt. 1 hour ago	3°C	Dry	Calm (0 kph at 108).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	3°C	Dry and cloudy.	Light winds from the NE (7 kph at 50).	16 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	-1°C	-	Calm (2 kph at 294).
Bend 37 km SSE 1297m alt. 38 minutes ago	1°C	-	Calm (2 kph at 0).
Bend 37 km ESE 1158m alt. 52 minutes ago	3°C	Dry	Calm (0 kph at 14).
Deschutes River Woods wx 40 km ESE 1185m alt. 39 minutes ago	1°C	-	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 41 minutes ago	1°C	-	Wind obs. (14 kph from 290 degs) was rejected.
Cloverdale wx 42 km NE 947m alt. 1 hour ago	-3°C	-	Calm (0 kph at 243).

* 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.