– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 pm Wed 09 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 pm Wed 09 Sep 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 13°C on Wed night, min 0°C on Sat afternoon). Winds increasing (light winds from the SW on Wed night, strong winds from the W by Thu night).										Days 5–7 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 8°C on Tue morning, min -2°C on Sat night). Winds decreasing (fresh winds from the NW on Sat night, calm by Mon afternoon).
		Thursday 10			Friday 11			Saturday 12			Sunday 13			Monday 14
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	some clouds	light snow	cloudy	some clouds	clear	clear	clear	clear
Cloud base (m)			9400	1950	7150	6350	7250	6650	2400	1800	1800	1850
km/h	W	W	W	W	W	WSW	SW	SSW	SW	WNW	NW	NW	WNW	NNW	WNW	SSE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	2	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	13	13	13	9	7	8	5	3	3	-1	-1	2	3	6	7	6
min °C	12	12	12	5	5	7	4	3	0	-2	-1	1	2	3	7	5
chill °C	10	10	9	0	0	3	-1	-2	-5	-9	-8	-5	-3	-1	6	3

Freezing level m	4650	4400	4150	3750	3600	3500	3350	2800	2500	2150	2350	2950	3400	3500	3450	3700

	—	6:39	—	—	6:41	—	—	6:41	—	—	6:43	—	—	6:43	—	—
	—	—	7:27	—	—	7:24	—	—	7:22	—	—	7:21	—	—	7:19	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 13°C on Wed night, min 0°C on Sat afternoon). Winds increasing (light winds from the SW on Wed night, strong winds from the W by Thu night).

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 8°C on Tue morning, min -2°C on Sat night). Winds decreasing (fresh winds from the NW on Sat night, calm by Mon 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	10°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 1 hour ago	14°C	Dry	Calm (3 kph at 4).
Bend 34 km E 1164.6m alt. 34 minutes ago	18°C	Dry	Wind obs. (6 kph from 179 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	8°C	Clear	Light winds from the WSW (7 kph at 250).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 46 minutes ago	8°C	Dry	Calm (0 kph at 284).
Bend 37 km SSE 1297m alt. 53 minutes ago	5°C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	15°C	Dry	Calm (0 kph at 219).
Deschutes River Woods wx 40 km ESE 1185m alt. 2 hours ago	12°C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	20°C	Dry	Calm (5 kph at 191).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	11°C	Dry	Calm (0 kph at 241).

* 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.