– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Sun 26 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Sun 26 Jul Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 13°C on Tue afternoon, min 8°C on Sun night). Winds decreasing (fresh winds from the SW on Sun night, light winds from the SW by Mon afternoon).											Days 5–7 Weather Summary Mostly dry. Very mild (max 19°C on Fri afternoon, min 10°C on Wed night). Winds decreasing (fresh winds from the WSW on Wed night, calm by Fri afternoon).
	Sun 26		Monday 27			Tuesday 28			Wednesday 29			Thursday 30			Friday 31
	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	some clouds	clear	clear	clear	clear
Cloud base (m)						8800			9650			8650	6650
km/h	SW	SW	SW	SW	SW	WSW	SW	WSW	SW	SW	WSW	SW	SW	SW	SSW	S	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	11	10	10	12	11	11	13	12	13	14	12	13	15	13	17	19	16
min °C	11	8	9	12	8	10	13	10	11	14	10	12	15	12	14	19	13
chill °C	8	4	6	10	5	7	12	7	8	12	6	9	14	10	12	19	11

Freezing level m	3950	4200	3950	4250	4350	4200	4400	4450	4200	4400	4500	4350	4500	4950	5000	5300	5200

	—	—	5:48	—	—	5:50	—	—	5:50	—	—	5:52	—	—	5:52	—	—
	—	8:37	—	—	8:37	—	—	8:36	—	—	8:35	—	—	8:32	—	—	8:31

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 13°C on Tue afternoon, min 8°C on Sun night). Winds decreasing (fresh winds from the SW on Sun night, light winds from the SW by Mon afternoon).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 19°C on Fri afternoon, min 10°C on Wed night). Winds decreasing (fresh winds from the WSW on Wed night, calm by Fri afternoon).

This table gives the weather forecast for South Sister Volcano at the specific elevation of 2500 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	27° C	Dry	Calm (5 kph at 267).
Bend 34 km E 1147m alt. 41 minutes ago	29° C	Dry	Calm (5 kph at 318).
Bend 34 km E 1164.6m alt. 46 minutes ago	32° C	Dry	Light winds from the WSW (11 kph at 248).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	27° C	Clear	Moderate winds from the SSW (22 kph at 210).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	22° C	Dry	Calm (2 kph at 321).
Bend 37 km SSE 1297m alt. 1 hour ago	28° C	Dry	Wind obs. (6 kph from 244 degs) was rejected.
Bend 37 km ESE 1158m alt. 58 minutes ago	30° C	Dry	Calm (3 kph at 270).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	28° C	Dry	Wind obs. (8 kph from 180 degs) was rejected.
Deschutes River Woods wx 40 km ESE 1185m alt. 44 minutes ago	28° C	Dry	Calm (5 kph at 283).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	19° C	Dry	Light winds from the WSW (19 kph at 255).

* 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.