– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Sun 09 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Sun 09 Aug Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 11°C on Mon night, min 8°C on Mon morning). Winds decreasing (fresh winds from the WSW on Sun night, light winds from the SW by Mon afternoon).									Days 4–6 Weather Summary Mostly dry. Very mild (max 10°C on Wed afternoon, min 6°C on Thu night). Winds increasing (light winds from the NNW on Thu afternoon, fresh winds from the SW by Fri night).
	Sunday 9			Monday 10			Tuesday 11			Wednesday 12			Thursday 13			Friday 14
	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	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	rain shwrs
Cloud base (m)	8950							8750							9000	9000	3450	4700
km/h	WSW	SW	WNW	W	SSW	W	SW	SW	W	WSW	SW	W	SW	NNW	SSW	SW	WNW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.9
max °C	10	10	10	9	10	11	10	10	10	8	10	9	8	8	7	7	8	7
min °C	9	10	9	8	9	10	10	10	9	8	8	9	8	8	6	6	7	7
chill °C	7	8	6	6	8	8	7	8	6	5	6	6	5	7	4	3	5	6

Freezing level m	4600	4700	4600	4450	4650	4750	4600	4600	4500	4400	4600	4500	4350	4400	4250	4100	4150	4200

	6:03	—	—	6:03	—	—	6:05	—	—	6:05	—	—	6:07	—	—	6:09	—	—
	—	—	8:20	—	—	8:19	—	—	8:17	—	—	8:15	—	—	8:15	—	—	8:13

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 11°C on Mon night, min 8°C on Mon morning). Winds decreasing (fresh winds from the WSW on Sun night, light winds from the SW by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Wed afternoon, min 6°C on Thu night). Winds increasing (light winds from the NNW on Thu afternoon, fresh winds from the SW by Fri night).

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. 57 minutes ago	32° C	Dry	Calm (3 kph at 298).
Bend 34 km E 1147m alt. 41 minutes ago	29° C	Dry	Calm (5 kph at 71).
Bend 34 km E 1164.6m alt. 49 minutes ago	31° C	Dry	Wind obs. (6 kph from 283 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	29° C	Clear	Wind obs. (15 kph from 180 degs) was rejected.	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	22° C	Dry	Calm (3 kph at 318).
Bend 37 km SSE 1297m alt. 1 hour ago	31° C	Dry	Light winds from the WNW (6 kph at 296).
Bend 37 km ESE 1158m alt. 56 minutes ago	31° C	Dry	Calm (5 kph at 320).
Deschutes River Woods wx 40 km ESE 1185m alt. 43 minutes ago	29° C	Dry	Wind obs. (6 kph from 332 degs) was rejected.
Rainbow wx 41 km WSW 410m alt. 41 minutes ago	22° C	Dry	Light winds from the SW (18 kph at 229).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	33° C	Dry	Calm (3 kph at 158).

* 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.