– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Tue 24 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Tue 24 Mar 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 Wed night. Freeze-thaw conditions (max 3°C on Tue morning, min -9°C on Wed night). Winds decreasing (gales from the WSW on Tue afternoon, light winds from the W by Thu afternoon).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 6°C on Fri afternoon, min -3°C on Sun morning). Winds increasing (light winds from the SW on Fri morning, near gales from the WSW by Sun morning).
	Tuesday 24			Wednesday 25			Thursday 26			Friday 27			Saturday 28			Sunday 29
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	light snow	light snow	cloudy	light snow	snow shwrs	clear	clear	some clouds	some clouds	clear	some clouds	cloudy	clear	some clouds	some clouds	cloudy	some clouds
km/h	WSW	WSW	WSW	WSW	W	WNW	WNW	WSW	SW	SSW	SSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW
See all weather maps
cm	—	1	4	—	2	3	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	0.4	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	2	1	-4	-5	-9	-5	-2	-1	4	6	4	4	4	1	-3	-2	-1
min °C	2	2	-2	-5	-7	-9	-8	-3	-2	1	6	3	3	3	-2	-3	-2	-2
chill °C	-6	-6	-12	-16	-18	-20	-16	-7	-7	-2	3	-3	-3	-4	-11	-13	-11	-11

Freezing level m	2900	2850	2400	1700	1450	500	1550	2300	1550	3250	3250	3300	3050	2850	2250	2050	2050	2000
Cloud base (m)	2050	1950	1800	1800	1800	1800				6500	5850	6200	5400	4700	2700	2200	1800	1800

	7:03	—	—	7:01	—	—	6:58	—	—	6:58	—	—	6:56	—	—	6:54	—	—
	—	7:22	—	—	7:24	—	—	7:25	—	—	7:27	—	—	7:28	—	—	7:30	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 3°C on Tue morning, min -9°C on Wed night). Winds decreasing (gales from the WSW on Tue afternoon, light winds from the W by Thu afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 6°C on Fri afternoon, min -3°C on Sun morning). Winds increasing (light winds from the SW on Fri morning, near gales from the WSW by Sun morning).

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. 34 minutes ago	8° C	Dry	Calm (2 kph at 67).
Bend 34 km E 1164.6m alt. 21 minutes ago	11° C	Dry	Light winds from the WSW (6 kph at 242).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	7° C	Dry and partly cloudy.	Light winds from the SSW (15 kph at 210).	16 km Low: broken
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	4° C	Dry	Wind obs. (8 kph from 315 degs) was rejected.
Bend 37 km SSE 1297m alt. 1 hour ago	2° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 33 minutes ago	9° C	Dry	Calm (0 kph at 145).
Bend wx 39 km E 1118m alt. 1 hour ago	10° C	Dry	Light winds from the SW (8 kph at 222).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	9° C	Dry	Calm (3 kph at 212).
Bend 40 km E 1102m alt. 2 hours ago		-	Wind obs. (6 kph from 57 degs) was rejected.
Rainbow wx 41 km WSW 410m alt. 44 minutes ago	6° C	Dry	Moderate winds from the SW (21 kph at 222).

* 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.