– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Sun 19 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Sun 19 Jul 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 4mm), mostly falling on Wed afternoon. Very mild (max 12°C on Sun night, min 8°C on Mon morning). Wind will be generally light.										Days 5–7 Weather Summary Light rain (total 2mm), mostly falling on Wed night. Very mild (max 10°C on Wed night, min 5°C on Fri morning). Winds increasing (light winds from the ENE on Wed night, near gales from the WSW by Fri night).
		Monday 20			Tuesday 21			Wednesday 22			Thursday 23			Friday 24			Saturday 25
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	cloudy	some clouds	some clouds	cloudy	some clouds	clear	risk tstorm	risk tstorm	rain shwrs	rain shwrs	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	7100	3750	3350	6650	4450	3650	4550	4500	2600	3950		3650
km/h	SSW	NE	SW	SSW	SW	SSW	SW	SSE	W	SE	SSW	SW	SW	SW	WSW	WSW	WSW	SW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	4	2	0.3	0.1	—	—	—	—	—	—	—
max °C	12	10	8	10	10	11	11	11	11	10	9	9	10	6	6	8	6	7	8
min °C	11	8	8	8	10	10	11	11	10	9	8	8	7	5	6	7	6	6	6
chill °C	9	5	5	8	8	10	10	9	7	6	4	5	2	0	2	2	1	2	0

Freezing level m	4850	4650	4600	4750	4750	4850	4800	4750	4750	4650	4400	4350	4450	3950	4100	4300	4100	4200	4300

	—	5:41	—	—	5:43	—	—	5:43	—	—	5:45	—	—	5:46	—	—	5:47	—	—
	—	—	—	8:44	—	—	8:43	—	—	8:42	—	—	8:40	—	—	8:39	—	—	8:38

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Light rain (total 4mm), mostly falling on Wed afternoon. Very mild (max 12°C on Sun night, min 8°C on Mon morning). Wind will be generally light.

South Sister Volcano Weather (Days 3-6):

Light rain (total 2mm), mostly falling on Wed night. Very mild (max 10°C on Wed night, min 5°C on Fri morning). Winds increasing (light winds from the ENE on Wed night, near gales from the WSW 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. 1 hour ago	17° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 56 minutes ago	22° C	Dry	Calm (2 kph at 197).
Bend 34 km E 1164.6m alt. 2 hours ago	23° C	Dry	Calm (2 kph at 71).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	17° C	Dry and cloudy.	Light winds from the N (6 kph at 350).	16 km Low: overcast
Black Butte Ranch wx 36 km NW 1429m alt. 39 minutes ago	16° C	Dry	Calm (0 kph at 203).
Bend 37 km SSE 1297m alt. 26 minutes ago	16° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	21° C	Dry	Calm (0 kph at 282).
Camp Sherman 39 km NNE 920.5m alt. 28 minutes ago	16° C	Dry	Calm (0 kph at 7).
Deschutes River Woods wx 40 km ESE 1185m alt. 36 minutes ago	18° C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	18° C	Dry	Light winds from the E (18 kph at 94).

* 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.