– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Sat 11 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Sat 11 Jul Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 10°C on Sun night, min 6°C on Sat afternoon). Winds decreasing (severe gales from the SW on Sat night, light winds from the SSW by Mon afternoon).											Days 5–7 Weather Summary Mostly dry. Very mild (max 15°C on Thu afternoon, min 8°C on Tue afternoon). Winds increasing (calm on Tue afternoon, near gales from the SSW by Fri morning).
	Sat 11		Sunday 12			Monday 13			Tuesday 14			Wednesday 15			Thursday 16
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	cloudy	some clouds	clear	clear	some clouds	some clouds	some clouds	clear	rain shwrs	rain shwrs	clear	some clouds	clear	some clouds	clear	clear
km/h	SSW	SW	SSW	SW	SW	SSW	SSW	SSW	SSW	S	SW	S	ESE	ESE	S	SSE	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	0.3	0.3	—	—	—	—	—	—
max °C	8	9	7	8	10	8	10	10	8	9	9	9	11	13	13	15	15
min °C	6	8	7	8	8	8	10	8	8	8	9	9	11	11	12	14	12
chill °C	1	2	1	4	2	3	8	5	5	8	9	7	9	7	9	12	10

Freezing level m	4300	4350	4250	4350	4400	4450	4600	4500	4450	4450	4400	4500	4700	4950	4850	5100	4850
Cloud base (m)	6900	6650	5650	6000			5300	5100			4900	4700	4500	5400	5050

	—	—	5:35	—	—	5:35	—	—	5:35	—	—	5:37	—	—	5:37	—	—
	—	8:50	—	—	8:49	—	—	8:49	—	—	8:47	—	—	8:47	—	—	8:46

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 10°C on Sun night, min 6°C on Sat afternoon). Winds decreasing (severe gales from the SW on Sat night, light winds from the SSW by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 15°C on Thu afternoon, min 8°C on Tue afternoon). Winds increasing (calm on Tue afternoon, near gales from the SSW by Fri morning).

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. 1 hour ago	22° C	Dry	Calm (5 kph at 286).
Bend 34 km E 1147m alt. 45 minutes ago	25° C	Dry	Calm (2 kph at 22).
Bend 34 km E 1164.6m alt. 1 hour ago	28° C	Dry	Calm (5 kph at 294).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	23° C	Clear	Moderate winds from the SW (22 kph at 220).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	17° C	Dry	Light winds from the WNW (8 kph at 291).
Bend 37 km SSE 1297m alt. 51 minutes ago	21° C	Dry	Calm (5 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	27° C	Dry	Calm (2 kph at 215).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	23° C	Dry	Wind obs. (6 kph from 135 degs) was rejected.
Deschutes River Woods wx 40 km ESE 1185m alt. 46 minutes ago	24° C	Dry	Calm (0 kph at 240).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	16° C	Dry	Wind obs. (18 kph from 175 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.