– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Tue 28 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Tue 28 Apr Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Freeze-thaw conditions (max 1°C on Thu night, min -6°C on Tue morning). Wind will be generally light.									Days 4–6 Weather Summary A moderate fall of snow, heaviest on Sat afternoon. Freeze-thaw conditions (max 5°C on Sun night, min -2°C on Fri night). Winds increasing (light winds from the ESE on Sat afternoon, strong winds from the SE by Sun morning).
	Tuesday 28			Wednesday 29			Thursday 30			Friday 1			Saturday 2			Sunday 3
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	clear	clear	cloudy	clear	clear	some clouds	some clouds	some clouds	light snow	light snow	cloudy	snow shwrs	snow shwrs	clear	clear	some clouds
km/h	WNW	W	NW	NNE	WNW	NNE	E	SW	SW	SSW	SW	SSW	SE	ESE	SE	ESE	ESE	ESE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	1	2	—	9	1	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	-6	-5	-4	-4	-3	-1	-1	0	1	0	0	1	-1	-1	3	3	4	5
min °C	-6	-5	-5	-5	-3	-3	-1	0	0	-1	0	-2	-2	-1	1	2	3	4
chill °C	-14	-9	-12	-9	-3	-6	-5	0	-4	-8	-5	-8	-8	-7	-5	-5	-2	-2

Freezing level m	2400	2550	1750	2600	2800	2850	3000	3200	3150	3050	3150	2750	2900	3050	3450	3550	3750	3700
Cloud base (m)			1800	1850	3150		9100	3700	8150		3100	1900	2050	2250				4100

	6:03	—	—	6:01	—	—	6:00	—	—	5:58	—	—	5:56	—	—	5:56	—	—
	—	—	8:06	—	—	8:07	—	—	8:07	—	—	8:09	—	—	8:10	—	—	8:12

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 1°C on Thu night, min -6°C on Tue morning). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Sat afternoon. Freeze-thaw conditions (max 5°C on Sun night, min -2°C on Fri night). Winds increasing (light winds from the ESE on Sat afternoon, strong winds from the SE by Sun 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. 51 minutes ago	-3° C	-	Calm (0 kph at 250).
Bend 34 km E 1164.6m alt. 1 hour ago	3° C	Dry	Wind obs. (8 kph from 174 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-1° C	Dry and partly cloudy.	Light winds from the SSW (9 kph at 200).	16 km Low: broken
Bend 37 km SSE 1297m alt. 2 hours ago	-4° C	-	Calm (2 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	3° C	Dry	Calm (2 kph at 235).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	5° C	Dry	Calm (2 kph at 200).
Deschutes River Woods wx 40 km ESE 1185m alt. 3 hours ago	2° C	-	Calm (2 kph at 252).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	3° C	Dry	Calm (3 kph at 190).
Cloverdale wx 42 km NE 947m alt. 1 hour ago	-4° C	-	Calm (0 kph at 178).
La Pine 43 km SSE 1298m alt. 2 hours ago	-4° C	-	Calm (0 kph at 234).

* 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.