– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 pm Thu 16 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Thu 16 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 17°C on Sun afternoon, min 9°C on Thu night). Winds decreasing (strong winds from the SSW on Thu night, light winds from the SSW by Sun afternoon).										Days 5–7 Weather Summary Moderate rain (total 11mm), heaviest on Tue night. Very mild (max 19°C on Wed afternoon, min 11°C on Mon morning). Mainly fresh winds.
		Friday 17			Saturday 18			Sunday 19			Monday 20			Tuesday 21			Wednesday 22
	night	AM	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	some clouds	light rain	light rain	some clouds	some clouds	rain shwrs	rain shwrs	cloudy	light rain	risk tstorm
km/h	SSW	SSW	SSW	SW	SW	SW	WSW	SW	SSW	SSW	S	WSW	SSW	SW	NW	S	SSE	W	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	0.6	0.6	—	—	0.2	8	—	1.5	0.3
max °C	11	12	14	12	14	16	14	15	17	15	12	13	14	16	18	15	18	19	16
min °C	9	11	13	11	12	15	11	13	16	14	11	12	13	15	18	14	16	15	15
chill °C	5	8	12	8	9	14	8	11	16	13	8	9	13	14	18	13	16	15	14

Freezing level m	4350	4250	4400	4450	4350	4550	4600	4400	4800	4900	4600	4850	4900	4900	5100	5050	5000	4850	4950
Cloud base (m)										7150	2950	2600	3650	4250		4400	5700	3500

	—	5:39	—	—	5:39	—	—	5:41	—	—	5:41	—	—	5:43	—	—	5:43	—	—
	—	—	—	8:45	—	—	8:45	—	—	8:45	—	—	8:44	—	—	8:43	—	—	8:42

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 17°C on Sun afternoon, min 9°C on Thu night). Winds decreasing (strong winds from the SSW on Thu night, light winds from the SSW by Sun afternoon).

South Sister Volcano Weather (Days 3-6):

Moderate rain (total 11mm), heaviest on Tue night. Very mild (max 19°C on Wed afternoon, min 11°C on Mon morning). Mainly fresh winds.

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. 1 hour ago	8° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1164.6m alt. 44 minutes ago	14° C	Dry	Calm (0 kph at 84).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	12° C	Dry and partly cloudy.	Light winds from the SSW (11 kph at 200).	16 km Low: few Mid: broken
Black Butte Ranch wx 36 km NW 1429m alt. 1 hour ago	7° C	Dry	Wind obs. (6 kph from 309 degs) was rejected.
Bend 37 km SSE 1297m alt. 48 minutes ago	7° C	Dry	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	14° C	Dry	Calm (0 kph at 131).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	13° C	Dry	Calm (2 kph at 169).
Deschutes River Woods wx 40 km ESE 1185m alt. 1 hour ago	11° C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	10° C	Dry	Calm (5 kph at 119).
Cloverdale wx 42 km NE 947m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 74).

* 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.