– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Thu 27 Aug Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Thu 27 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. Freeze-thaw conditions (max 7°C on Thu night, min 0°C on Sat morning). Mainly near gales.									Days 4–6 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 6°C on Mon afternoon, min -4°C on Tue night). Winds increasing (light winds from the SSW on Sun afternoon, near gales from the WSW by Tue night).
	Thursday 27			Friday 28			Saturday 29			Sunday 30			Monday 31			Tuesday 1
	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	some clouds	some clouds	some clouds	snow shwrs
Cloud base (m)										8950				6650	6050		2800	1800
km/h	SW	SW	SW	SW	SW	WSW	W	W	WNW	NW	SSW	WSW	SSW	SW	SW	SW	SW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	5	6	7	5	4	4	0	1	2	3	4	5	5	6	6	4	2	0
min °C	5	5	6	4	4	1	0	0	1	3	3	4	5	6	5	3	0	-4
chill °C	-2	-1	0	-1	-1	-7	-8	-6	-6	-2	1	1	1	4	0	-1	-7	-13

Freezing level m	3850	4000	4050	3800	3850	3550	3150	3250	3400	3650	3850	4000	3950	4000	3850	3550	3250	2800

	6:24	—	—	6:24	—	—	6:26	—	—	6:26	—	—	6:28	—	—	6:28	—	—
	—	7:52	—	—	7:50	—	—	7:49	—	—	7:46	—	—	7:45	—	—	7:43	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 7°C on Thu night, min 0°C on Sat morning). Mainly near gales.

South Sister Volcano Weather (Days 3-6):

A dusting of new snow. Freeze-thaw conditions (max 6°C on Mon afternoon, min -4°C on Tue night). Winds increasing (light winds from the SSW on Sun afternoon, near gales from the WSW by Tue 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. 1 hour ago	26°C	Dry	Calm (3 kph at 285).
Bend 34 km E 1147m alt. 45 minutes ago	27°C	Dry	Wind obs. (6 kph from 19 degs) was rejected.
Bend 34 km E 1164.6m alt. 1 hour ago	28°C	Dry	Calm (5 kph at 33).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	26°C	Clear	Moderate winds from the WNW (22 kph at 300).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 2 hours ago	17°C	Dry	Calm (5 kph at 276).
Bend 37 km SSE 1297m alt. 1 hour ago	27°C	Dry	Wind obs. (10 kph from 360 degs) was rejected.
Deschutes River Woods wx 40 km ESE 1185m alt. 47 minutes ago	27°C	Dry	Calm (5 kph at 346).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	19°C	Dry	Light winds from the WNW (10 kph at 300).
Cloverdale wx 42 km NE 947m alt. 57 minutes ago	29°C	Dry	Calm (3 kph at 240).
La Pine 43 km SSE 1298m alt. 2 hours ago	29°C	Dry	Light winds from the WNW (6 kph at 291).

* 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.