– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Thu 13 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Thu 13 Aug Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Light rain (total 6mm), mostly falling on Fri night. Very mild (max 12°C on Thu afternoon, min 7°C on Thu night). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Very mild (max 13°C on Sun afternoon, min 5°C on Mon night). Wind will be generally light.
	Thu 13		Friday 14			Saturday 15			Sunday 16			Monday 17			Tuesday 18
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	rain shwrs	clear	some clouds	rain shwrs	rain shwrs	risk tstorm	rain shwrs	clear	rain shwrs	rain shwrs	cloudy	some clouds	some clouds	some clouds	clear	clear
Cloud base (m)				3250	4750		3500		8700	3500	5850	6600	6450	5300
km/h	NW	SSE	SSW	WNW	ESE	SW	WSW	SSW	SW	W	WSW	SW	WSW	WSW	W	W	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	0.1	—	—	3	0.4	2	0.6	—	0.2	0.6	—	—	—	—	—	—
max °C	12	9	10	12	10	10	11	10	12	13	11	11	11	8	7	8	7
min °C	12	7	8	11	8	9	11	9	10	12	9	10	11	5	6	7	5
chill °C	12	6	6	10	6	8	11	7	9	11	6	7	8	2	4	5	4

Freezing level m	4000	3800	3800	3950	3900	3800	4050	4150	4000	4100	4200	4000	3950	3700	3400	3400	3600

	—	—	6:09	—	—	6:09	—	—	6:11	—	—	6:11	—	—	6:13	—	—
	—	8:15	—	—	8:13	—	—	8:12	—	—	8:09	—	—	8:07	—	—	8:07

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Light rain (total 6mm), mostly falling on Fri night. Very mild (max 12°C on Thu afternoon, min 7°C on Thu night). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 13°C on Sun afternoon, min 5°C on Mon night). Wind will be generally light.

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
lightning 19km NW of Three Rivers 22 km SSE 1747m alt. 3 hours ago		Thunderstorm
Sisters wx 25 km NNE 1022m alt. 1 hour ago	23° C	Dry	Calm (2 kph at 343).
Bend 34 km E 1147m alt. 31 minutes ago	16° C	Dry	Calm (0 kph at 271).
Bend 34 km E 1164.6m alt. 1 hour ago	18° C	Dry	Calm (3 kph at 194).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	15° C	Clear	Calm (0 kph at 0).	13 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	15° C	Dry	Calm (5 kph at 285).
Bend 37 km SSE 1297m alt. 30 minutes ago	13° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	17° C	Dry	Calm (0 kph at 211).
Deschutes River Woods wx 40 km ESE 1185m alt. 52 minutes ago	15° C	Dry	Calm (0 kph at 281).
Rainbow wx 41 km WSW 410m alt. 59 minutes ago	17° C	Dry	Wind obs. (24 kph from 250 degs) was rejected.

* 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.