– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 10 am Mon 23 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Mon 23 Mar Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 3°C on Mon morning, min -10°C on Wed night). Winds increasing (light winds from the W on Mon morning, gales from the WSW by Wed morning).									Days 4–6 Weather Summary Mostly dry. Freeze-thaw conditions (max 6°C on Fri afternoon, min -8°C on Thu morning). Winds increasing (light winds from the WSW on Thu night, strong winds from the WSW by Sat night).
	Monday 23			Tuesday 24			Wednesday 25			Thursday 26			Friday 27			Saturday 28
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	some clouds	light snow	light snow	light snow	light snow	snow shwrs	clear	clear	clear	some clouds	clear	some clouds	cloudy	some clouds	clear
km/h	WSW	SW	W	WSW	WSW	WSW	WSW	W	WNW	WNW	WSW	SW	S	SSW	SW	WSW	WSW	WSW
See all weather maps
cm	—	—	—	—	1	5	2	2	2	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	3	3	1	3	3	1	-4	-6	-10	-5	-2	-1	3	6	4	5	5	2
min °C	2	3	0	2	2	-2	-5	-8	-10	-8	-3	-3	0	5	4	4	4	1
chill °C	-2	-2	-8	-6	-6	-12	-16	-19	-21	-15	-7	-7	-3	2	1	0	-2	-6

Freezing level m	2950	2850	2800	3000	2900	2600	1500	1350	450	1500	2200	1400	3350	3500	3450	3150	3000	2700
Cloud base (m)	5650		1950	2350	2150	1800	1800	1800	1800			9050	6750	9400	5800	5600	4550	8800

	7:05	—	—	7:03	—	—	7:01	—	—	6:58	—	—	6:58	—	—	6:56	—	—
	—	7:22	—	—	7:22	—	—	7:24	—	—	7:25	—	—	7:27	—	—	7:28	—

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 3°C on Mon morning, min -10°C on Wed night). Winds increasing (light winds from the W on Mon morning, gales from the WSW by Wed morning).

South Sister Volcano Weather (Days 3-6):

Mostly dry. Freeze-thaw conditions (max 6°C on Fri afternoon, min -8°C on Thu morning). Winds increasing (light winds from the WSW on Thu night, strong winds from the WSW by Sat night).

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. 32 minutes ago	18° C	Dry	Calm (2 kph at 167).
Bend 34 km E 1164.6m alt. 1 hour ago	18° C	Dry	Calm (3 kph at 52).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	18° C	Clear	Light winds from the SSW (11 kph at 200).	16 km
Black Butte Ranch wx 36 km NW 1429m alt. 20 minutes ago	12° C	Dry	Light winds from the WNW (8 kph at 287).
Bend 37 km SSE 1297m alt. 1 hour ago	18° C	Dry	Calm (3 kph at 0).
Bend 37 km ESE 1158m alt. 31 minutes ago	18° C	Dry	Calm (5 kph at 328).
Bend wx 39 km E 1118m alt. 52 minutes ago	20° C	Dry	Light winds from the NE (6 kph at 56).
Deschutes River Woods wx 40 km ESE 1185m alt. 18 minutes ago	17° C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 41 minutes ago	10° C	Dry	Light winds from the WSW (16 kph at 250).
Cloverdale wx 42 km NE 947m alt. 50 minutes ago	19° C	Dry	Calm (2 kph at 90).

* 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.