– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Fri 10 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Fri 10 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 3°C on Fri afternoon, min -5°C on Sun night). Winds increasing (light winds from the W on Fri night, fresh winds from the WNW by Sun night).									Days 4–6 Weather Summary A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -3°C on Tue morning, min -13°C on Wed night). Winds increasing (moderate winds from the WNW on Mon night, severe gales from the WSW by Tue night).
	Friday 10			Saturday 11			Sunday 12			Monday 13			Tuesday 14			Wednesday 15
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	snow shwrs	mod. snow	snow shwrs	light snow	snow shwrs	light snow	light snow	light snow	light snow	snow shwrs	some clouds	cloudy	light snow	mod. snow	mod. snow	snow shwrs	mod. snow
km/h	S	SE	W	SW	SSE	SSE	WNW	NW	WNW	W	WNW	W	WSW	WSW	WSW	WSW	W	WNW
See all weather maps
cm	—	1	8	2	3	3	1	1	3	2	1	—	—	1	9	9	5	10
mm	—	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	2	3	1	-3	-1	-2	-3	-4	-4	-5	-4	-4	-3	-4	-5	-7	-11	-13
min °C	1	2	-2	-3	-1	-3	-4	-4	-5	-7	-5	-4	-4	-5	-6	-9	-11	-13
chill °C	-5	-1	-7	-9	-4	-7	-8	-10	-11	-16	-13	-11	-12	-15	-17	-21	-24	-26

Freezing level m	2750	2750	2250	2100	2400	2100	1950	1800	1450	1500	1550	800	1900	1750	1400	1250	1050	550
Cloud base (m)	5550	2650	1800	1800	2200	1800	1800	1850	1800	1800	1800	1800	1800	1850	1800	1800	1800	1800

	6:31	—	—	6:31	—	—	6:28	—	—	6:26	—	—	6:24	—	—	6:24	—	—
	—	7:44	—	—	7:45	—	—	7:46	—	—	7:47	—	—	7:49	—	—	7:50	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 3°C on Fri afternoon, min -5°C on Sun night). Winds increasing (light winds from the W on Fri night, fresh winds from the WNW by Sun night).

South Sister Volcano Weather (Days 3-6):

A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -3°C on Tue morning, min -13°C on Wed night). Winds increasing (moderate winds from the WNW on Mon night, severe gales from the WSW by Tue 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. 44 minutes ago	9° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1164.6m alt. 49 minutes ago	9° C	Dry	Calm (3 kph at 218).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	3° C	Fog -.	Light winds from the SSW (9 kph at 210).	0 km Low: overcast
Bend 37 km SSE 1297m alt. 30 minutes ago	4° C	Dry	Calm (0 kph at 0).
Bend wx 39 km E 1118m alt. 3 hours ago	4° C	Dry	Calm (5 kph at 263).
Deschutes River Woods wx 40 km ESE 1185m alt. 30 minutes ago	8° C	Dry	Calm (2 kph at 197).
Rainbow wx 41 km WSW 410m alt. 28 minutes ago	8° C	Dry	Light winds from the E (6 kph at 100).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	12° C	Dry	Calm (2 kph at 67).
La Pine 43 km SSE 1298m alt. 36 minutes ago	4° C	Dry	Calm (0 kph at 150).
Redmond 45 km ENE 933m alt. 27 minutes ago	12° C	Dry	Calm (0 kph at 49).

* 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.