– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Wed 18 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Wed 18 Mar Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 8°C on Wed afternoon, min 0°C on Fri night). Mainly near gales.									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 3°C on Sun afternoon, min -4°C on Sat morning). Winds increasing (light winds from the W on Sun morning, near gales from the WSW by Mon night).
	Wednesday 18			Thursday 19			Friday 20			Saturday 21			Sunday 22			Monday 23
	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	some clouds	snow shwrs	some clouds	clear	clear	clear	some clouds	cloudy	some clouds	cloudy	some clouds
km/h	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	W	W	W	W	SW	SW	WSW	WSW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	1	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	0.1	—	—	—	—	—	—	—	—	—
max °C	7	8	6	7	8	6	6	7	4	-3	-2	-2	1	3	2	2	0	3
min °C	6	7	5	5	7	5	5	6	0	-4	-3	-3	-1	3	2	2	0	-1
chill °C	0	2	-1	-1	1	-1	-1	0	-8	-13	-11	-9	-6	0	-2	-4	-7	-9

Freezing level m	3700	3650	3650	3500	3450	3650	3400	3300	2800	1850	2200	1450	2750	2950	3150	2800	2500	3150
Cloud base (m)		9350	8800		3650		7300	7100	2000	1850			8150	6850	5500	4500	3050	2350

	7:13	—	—	7:11	—	—	7:09	—	—	7:09	—	—	7:07	—	—	7:05	—	—
	—	7:15	—	—	7:16	—	—	7:19	—	—	7:20	—	—	7:21	—	—	7:22	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 8°C on Wed afternoon, min 0°C on Fri night). Mainly near gales.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 3°C on Sun afternoon, min -4°C on Sat morning). Winds increasing (light winds from the W on Sun morning, near gales from the WSW 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	3° C	Dry	Calm (2 kph at 234).
Sunriver 34 km SE 1242m alt. 42 minutes ago		Dry
Bend 34 km E 1164.6m alt. 53 minutes ago	12° C	Dry	Light winds from the S (14 kph at 184).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	-2° C	Clear	Light winds from the S (13 kph at 180).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 56 minutes ago	9° C	Dry	Calm (0 kph at 280).
Bend 37 km SSE 1297m alt. 49 minutes ago	-6° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 174).
Bend wx 39 km E 1118m alt. 3 hours ago	9° C	Dry	Light winds from the SSW (8 kph at 209).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	8° C	Dry	Calm (3 kph at 248).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	13° C	Dry	Light winds from the SSE (10 kph at 165).

* 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.