– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Tue 21 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Tue 21 Jul Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary Moderate rain (total 14mm), heaviest on Wed afternoon. Very mild (max 12°C on Tue afternoon, min 9°C on Thu morning). Winds increasing (calm on Tue night, strong winds from the SSW by Thu night).									Days 4–6 Weather Summary Mostly dry. Very mild (max 11°C on Fri night, min 5°C on Sat morning). Winds increasing (light winds from the S on Fri afternoon, gales from the WSW by Sat night).
	Tuesday 21			Wednesday 22			Thursday 23			Friday 24			Saturday 25			Sunday 26
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	rain shwrs	rain shwrs	risk tstorm	risk tstorm	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)	5400	3650	5250	4850	2000										1800
km/h	SW	NW	SW	ESE	NNE	SSE	SSW	S	SSW	SSW	SSW	SSW	SW	SW	WSW	SW	SSW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	0.3	0.4	12	1.4	—	—	—	—	—	—	—	—	—	—	—	—
max °C	10	12	11	11	12	12	9	10	11	9	10	11	7	7	9	7	7	8
min °C	10	11	11	11	10	11	9	9	9	8	10	7	5	5	8	7	7	6
chill °C	7	10	11	10	10	8	6	7	5	4	8	1	-2	-1	2	3	3	1

Freezing level m	4750	4950	4900	4850	4800	4850	4550	4700	4700	4500	4650	4550	4150	4400	4550	4250	4350	4300

	5:43	—	—	5:43	—	—	5:45	—	—	5:46	—	—	5:47	—	—	5:48	—	—
	—	—	8:43	—	—	8:42	—	—	8:40	—	—	8:39	—	—	8:38	—	—	8:37

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Moderate rain (total 14mm), heaviest on Wed afternoon. Very mild (max 12°C on Tue afternoon, min 9°C on Thu morning). Winds increasing (calm on Tue night, strong winds from the SSW by Thu night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 11°C on Fri night, min 5°C on Sat morning). Winds increasing (light winds from the S on Fri afternoon, gales from the WSW by Sat 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	15° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 50 minutes ago	16° C	Dry	Calm (0 kph at 302).
Bend 34 km E 1164.6m alt. 1 hour ago	19° C	Dry	Calm (2 kph at 169).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago		Haze -.	Calm (0 kph at 0).	5 km
Black Butte Ranch wx 36 km NW 1429m alt. 3 hours ago	14° C	Dry	Calm (0 kph at 197).
Bend 37 km SSE 1297m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	18° C	Dry	Calm (0 kph at 277).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 8).
Deschutes River Woods wx 40 km ESE 1185m alt. 54 minutes ago	16° C	Dry	Calm (2 kph at 326).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	21° C	Dry	Moderate winds from the ESE (23 kph at 109).

* 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.