– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 10 am Sun 27 Sep Local Time

Updates in:

hr min s

Update imminent

Issued: 10 am Sun 27 Sep 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 5°C on Mon night, min 0°C on Sun morning). Winds increasing (light winds from the S on Sun morning, near gales from the WNW by Tue night).									Days 4–6 Weather Summary Mostly dry. Very mild (max 10°C on Fri night, min 4°C on Wed afternoon). Winds increasing (calm on Wed afternoon, near gales from the WSW by Fri morning).
	Sunday 27			Monday 28			Tuesday 29			Wednesday 30			Thursday 1			Friday 2
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	clear	clear	clear	some clouds	clear	clear	rain shwrs	clear	clear	clear	clear	clear	some clouds	some clouds	clear	clear
Cloud base (m)	3400	3400			9100	9000		8900	1850			9000				7150	9350	8550
km/h	S	W	WNW	NW	WNW	NW	WNW	WNW	WNW	NNW	WSW	WNW	SW	SW	SW	WSW	WSW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	0.1	—	—	—	—	—	—	—	—	—
max °C	0	0	0	1	2	5	4	5	5	5	5	8	8	8	9	8	8	10
min °C	0	0	0	0	2	3	4	4	4	5	4	7	7	8	8	7	7	9
chill °C	-4	-3	-4	-5	-2	-2	-2	-3	-3	0	3	4	5	5	3	1	2	4

Freezing level m	3200	3100	3150	3400	3600	3850	3900	3950	3900	4050	4050	4350	4400	4450	4450	4250	4350	4450

	6:58	—	—	7:00	—	—	7:01	—	—	7:03	—	—	7:03	—	—	7:05	—	—
	—	6:54	—	—	6:53	—	—	6:52	—	—	6:50	—	—	6:47	—	—	6:45	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 5°C on Mon night, min 0°C on Sun morning). Winds increasing (light winds from the S on Sun morning, near gales from the WNW by Tue night).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Fri night, min 4°C on Wed afternoon). Winds increasing (calm on Wed afternoon, near gales from the WSW 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
Sisters wx 25 km NNE 1022m alt. 2 hours ago	17°C	Dry	Calm (2 kph at 38).
Bend 34 km E 1147m alt. 2 hours ago	16°C	Dry	Light winds from the NNE (6 kph at 31).
Bend 34 km E 1164.6m alt. 46 minutes ago	17°C	Dry	Calm (2 kph at 72).
Black Butte Ranch wx 36 km NW 1429m alt. 55 minutes ago	12°C	Dry	Calm (5 kph at 111).
Bend 37 km SSE 1297m alt. 59 minutes ago	16°C	Dry	Calm (3 kph at 66).
Bend 37 km ESE 1158m alt. 2 hours ago	16°C	Dry	Calm (0 kph at 328).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	14°C	Dry	Calm (3 kph at 327).
Rainbow wx 41 km WSW 410m alt. 58 minutes ago	13°C	Dry	Moderate winds from the SW (23 kph at 218).
Cloverdale wx 42 km NE 947m alt. 3 hours ago	18°C	Dry	Calm (3 kph at 14).
La Pine 43 km SSE 1298m alt. 1 hour ago	18°C	Dry	Calm (2 kph at 57).

* 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.