– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 9 pm Sat 27 Dec Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sat 27 Dec Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Freeze-thaw conditions (max 5°C on Tue morning, min -7°C on Sat night). Wind will be generally light.										Days 5–7 Weather Summary A light covering of new snow mostly falling on Fri afternoon. Freeze-thaw conditions (max 6°C on Wed morning, min 0°C on Thu afternoon). Winds increasing (calm on Wed night, fresh winds from the SW by Thu night).
		Sunday 28			Monday 29			Tuesday 30			Wednesday 31			Thursday 1			Friday 2
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	some clouds	some clouds	some clouds	some clouds	clear	clear	clear	clear	some clouds	cloudy	cloudy	cloudy	light snow	light snow	some clouds	light snow	light snow
km/h	NNW	NNE	NNE	WNW	N	NNW	NNW	N	W	SW	SSW	SSW	WSW	S	SW	SSW	SW	S	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	2	1	—	2	4
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-6	0	-1	1	3	2	2	5	5	4	6	4	3	1	0	0	1	1	0
min °C	-7	-2	-1	-2	2	1	1	3	4	4	5	3	2	1	0	0	0	0	-2
chill °C	-15	-8	-4	-5	-2	-3	-2	3	3	1	2	1	0	-4	-6	-7	-7	-6	-10

Freezing level m	850	1300	1550	1350	3350	3400	3450	3600	3750	3750	3650	3600	3250	2900	2600	2600	2550	2600	2350
Cloud base (m)	2050	1950	1800	1750	7650	1800	9300					6850	5250	1800	1850	1900	1850	1900	1800

	—	7:41	—	—	7:41	—	—	7:41	—	—	7:41	—	—	7:41	—	—	7:41	—	—
	—	—	4:36	—	—	4:36	—	—	4:37	—	—	4:37	—	—	4:38	—	—	4:39	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 5°C on Tue morning, min -7°C on Sat night). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Fri afternoon. Freeze-thaw conditions (max 6°C on Wed morning, min 0°C on Thu afternoon). Winds increasing (calm on Wed night, fresh winds from the SW by Thu 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Sisters wx 25 km NNE 1022m alt. 46 minutes ago	-3° C	-	Calm (0 kph at —).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 2 hours ago	-2° C	-	Calm (3 kph at 154).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	-6° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: few Mid: broken High: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	-4° C	-	Calm (0 kph at 295).
Bend 37 km SSE 1297m alt. 2 hours ago	-7° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	-2° C	-	Calm (0 kph at 263).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	-2° C	-	Calm (0 kph at 127).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	-4° C	-	Calm (0 kph at 263).
Bend 40 km E 1102m alt. 1 hour ago		-	Calm (2 kph at 169).

* 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.