– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Mon 02 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Mon 02 Feb Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Mild temperatures (max 8°C on Wed morning, min 1°C on Mon night). Winds increasing (light winds from the SSW on Tue afternoon, fresh winds from the SE by Thu morning).										Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 4°C on Thu night, min -2°C on Sun afternoon). Winds increasing (light winds from the SSW on Thu night, near gales from the WSW by Sun afternoon).
		Tuesday 3			Wednesday 4			Thursday 5			Friday 6			Saturday 7			Sunday 8
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	cloudy	some clouds	some clouds	cloudy	light snow	snow shwrs
km/h	WSW	WSW	WSW	SSW	SSW	S	SE	SE	SSW	SW	SW	SW	WSW	WSW	WSW	WSW	WSW	WSW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	3	7
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	6	6	5	8	8	6	7	6	4	3	2	2	3	3	1	1	0	-4
min °C	1	5	4	4	7	6	5	7	4	2	2	1	1	3	1	1	0	-2	-8
chill °C	-2	2	3	2	5	4	0	3	1	-4	-4	-6	-5	-2	-6	-6	-8	-10	-18

Freezing level m	3200	3350	3600	3750	3800	3950	4050	3850	3500	3300	2850	2700	2750	3050	2950	2900	2700	2400	1600
Cloud base (m)		8950		5950						9100	5750	7500		6300	4900	3950	2800	2200	1800

	—	7:22	—	—	7:20	—	—	7:18	—	—	7:18	—	—	7:16	—	—	7:15	—	—
	—	—	5:20	—	—	5:21	—	—	5:22	—	—	5:23	—	—	5:24	—	—	5:27	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Mild temperatures (max 8°C on Wed morning, min 1°C on Mon night). Winds increasing (light winds from the SSW on Tue afternoon, fresh winds from the SE by Thu morning).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 4°C on Thu night, min -2°C on Sun afternoon). Winds increasing (light winds from the SSW on Thu night, near gales from the WSW by Sun afternoon).

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. 1 hour ago	-2° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 2 hours ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	5° C	Dry	Light winds from the SSE (11 kph at 156).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-3° C	Clear	Light winds from the SSW (9 kph at 210).	13 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	3° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 2 hours ago	-4° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 59 minutes ago	2° C	-	Calm (0 kph at 207).
Bend wx 39 km E 1118m alt. 3 hours ago	-1° C	-	Calm (3 kph at 252).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	-3° C	-	Calm (0 kph at 349).
Deschutes River Woods wx 40 km ESE 1185m alt. 47 minutes ago	-1° C	-	Calm (3 kph at 69).

* 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.