– Lat/Long: 44.10° N 121.77° W

South Sister Volcano Weather Forecast

Cascade Range · United States

Issued: 4 am Tue 13 Oct Local Time

Updates in:

hr min s

Update imminent

Issued: 4 am Tue 13 Oct 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 9°C on Thu night, min 0°C on Tue afternoon). Winds increasing (light winds from the E on Wed afternoon, fresh winds from the S by Thu afternoon).									Days 4–6 Weather Summary A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 8°C on Fri morning, min -7°C on Sun night). Winds increasing (light winds from the SW on Fri afternoon, gales from the WSW by Sat morning).
	Tuesday 13			Wednesday 14			Thursday 15			Friday 16			Saturday 17			Sunday 18
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	some clouds	snow shwrs	some clouds	some clouds	some clouds	light snow
Cloud base (m)	5700	3350	8200	5600	3300				9700		9700	9350	1950	1800	7400	5750	4350	2350
km/h	N	NNW	NW	NNW	E	ESE	SSE	SSW	SW	SW	SW	SW	WSW	W	WSW	WSW	SW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	1	—	—	—	4
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	1	1	3	2	1	6	7	7	9	8	7	6	1	-2	1	1	-1	-2
min °C	1	0	1	2	1	3	6	7	7	8	6	3	-1	-3	-1	0	-1	-7
chill °C	-5	-4	-5	-4	-1	1	2	2	2	4	3	-5	-11	-13	-8	-6	-8	-18

Freezing level m	3350	3400	3550	3400	3300	3950	4300	4250	4450	4350	4150	3950	2900	2800	3200	3250	2950	1950

	7:18	—	—	7:20	—	—	7:20	—	—	7:22	—	—	7:22	—	—	7:24	—	—
	—	6:27	—	—	6:24	—	—	6:22	—	—	6:22	—	—	6:20	—	—	6:17	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 9°C on Thu night, min 0°C on Tue afternoon). Winds increasing (light winds from the E on Wed afternoon, fresh winds from the S by Thu afternoon).

South Sister Volcano Weather (Days 3-6):

A light covering of new snow mostly falling on Sun night. Freeze-thaw conditions (max 8°C on Fri morning, min -7°C on Sun night). Winds increasing (light winds from the SW on Fri afternoon, gales from the WSW by Sat 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. 49 minutes ago	7°C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 33 minutes ago	4°C	Dry	Calm (3 kph at 279).
Bend 34 km E 1164.6m alt. 1 hour ago	6°C	Dry	Wind obs. (6 kph from 144 degs) was rejected.
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	-5°C	Clear	Light winds from the SSW (11 kph at 200).	11 km
Black Butte Ranch wx 36 km NW 1429m alt. 36 minutes ago	6°C	Dry	Calm (0 kph at 248).
Bend 37 km SSE 1297m alt. 30 minutes ago	1°C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 49 minutes ago	6°C	Dry	Calm (0 kph at 203).
Rainbow wx 41 km WSW 410m alt. 44 minutes ago	9°C	Dry	Wind obs. (6 kph from 96 degs) was rejected.
Cloverdale wx 42 km NE 947m alt. 2 hours ago	-3°C	-	Calm (0 kph at 263).
La Pine 43 km SSE 1298m alt. 42 minutes ago	0°C	-	Calm (3 kph at 183).

* 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.