– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 3 am Thu 29 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Thu 29 Jan 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 3°C on Sat morning, min -2°C on Sat night). Mainly strong winds.									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sun afternoon. Freeze-thaw conditions (max 4°C on Tue morning, min -6°C on Sun night). Winds decreasing (near gales from the WSW on Sun morning, calm by Mon night).
	Thursday 29			Friday 30			Saturday 31			Sunday 1			Monday 2			Tuesday 3
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	some clouds	some clouds	cloudy	cloudy	cloudy	cloudy	some clouds	light snow	light snow	some clouds	some clouds	some clouds	clear	clear	clear	clear
km/h	W	W	SW	SW	W	SW	SW	SW	SSW	WSW	W	WSW	W	WNW	NNW	SSE	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	2	3	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	0	0	1	0	0	1	3	2	0	-4	-5	-5	-2	-2	0	4	4	3
min °C	-1	0	0	-1	0	0	2	1	-2	-4	-5	-6	-3	-3	-2	3	3	3
chill °C	-8	-6	-7	-9	-6	-4	-4	-6	-10	-13	-14	-15	-10	-10	-7	3	2	1

Freezing level m	2250	2500	2700	2550	2450	2500	2900	2800	2450	1900	1750	1400	1950	2000	2050	3250	3450	3600
Cloud base (m)	2350	2450	6000	3250	2050	2850	6150	6600	6450	2500	1800	1800	2050	2100	2250

	7:26	—	—	7:26	—	—	7:24	—	—	7:24	—	—	7:22	—	—	7:22	—	—
	—	5:13	—	—	5:14	—	—	5:15	—	—	5:16	—	—	5:17	—	—	5:20	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 3°C on Sat morning, min -2°C on Sat night). Mainly strong winds.

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sun afternoon. Freeze-thaw conditions (max 4°C on Tue morning, min -6°C on Sun night). Winds decreasing (near gales from the WSW on Sun morning, calm by Mon 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. 1 hour ago	2° C	-	Calm (0 kph at 0).
Sunriver 34 km SE 1242m alt. 1 hour ago		Dry
Bend 34 km E 1164.6m alt. 1 hour ago	6° C	Dry	Light winds from the S (8 kph at 179).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	0° C	Dry and cloudy.	Light winds from the S (7 kph at 170).	16 km Low: scattered Mid: broken High: overcast
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	-2° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	4° C	Dry	Calm (0 kph at 128).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	1° C	-	Calm (0 kph at 203).
Deschutes River Woods wx 40 km ESE 1185m alt. 59 minutes ago	4° C	Dry	Calm (3 kph at 226).
Bend 40 km E 1102m alt. 1 hour ago		-	Calm (0 kph at 0).

* 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.