– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 am Sun 24 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Sun 24 May Local Time

Updates in:

hr min s

Update imminent

3 South Sister Volcano Elevations: 3 Forecast Elevations:

	Days 1–3 Weather Summary A dusting of new snow. Freeze-thaw conditions (max 9°C on Sun afternoon, min -6°C on Mon night). Winds decreasing (near gales from the SW on Mon morning, calm by Tue morning).									Days 4–6 Weather Summary A dusting of snow turning to light rain (total 8mm) on Thu afternoon. Freeze-thaw conditions (max 8°C on Thu afternoon, min -3°C on Fri night). Winds decreasing (strong winds from the NE on Wed morning, light winds from the NNW by Thu night).
	Sunday 24			Monday 25			Tuesday 26			Wednesday 27			Thursday 28			Friday 29
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	some clouds	some clouds	light snow	some clouds	snow shwrs	snow shwrs	light snow	rain shwrs	rain shwrs	rain shwrs	risk tstorm	light rain	some clouds	rain shwrs	some clouds
km/h	WSW	WSW	SW	SSW	SW	WSW	NE	NW	N	ENE	NE	E	NE	NE	NNW	WNW	WSW	WSW
See all weather maps
cm	—	—	—	—	—	1	—	2	1	2	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	1.5	0.1	0.1	4	3	—	0.1	—
max °C	8	9	8	6	3	-2	-5	-3	-2	1	3	4	7	8	6	3	2	0
min °C	6	9	6	5	1	-6	-6	-4	-3	0	2	4	6	7	3	2	2	-3
chill °C	3	6	0	-2	-7	-13	-9	-7	-8	-8	-4	-2	1	4	-3	-4	-4	-10

Freezing level m	3500	3700	3650	3150	2600	1700	1950	2100	2050	2700	3200	3500	3500	3600	3500	2900	2750	2200
Cloud base (m)		9250	9250	6400	2200	1800	1850	1800	1800	1800	1850			2700	1850	1800	2150	2000

	5:31	—	—	5:31	—	—	5:30	—	—	5:30	—	—	5:28	—	—	5:28	—	—
	—	—	8:35	—	—	8:36	—	—	8:37	—	—	8:37	—	—	8:38	—	—	8:39

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A dusting of new snow. Freeze-thaw conditions (max 9°C on Sun afternoon, min -6°C on Mon night). Winds decreasing (near gales from the SW on Mon morning, calm by Tue morning).

South Sister Volcano Weather (Days 3-6):

A dusting of snow turning to light rain (total 8mm) on Thu afternoon. Freeze-thaw conditions (max 8°C on Thu afternoon, min -3°C on Fri night). Winds decreasing (strong winds from the NE on Wed morning, light winds from the NNW by Thu 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. 1 hour ago	3° C	Dry	Calm (0 kph at 0).
Bend 34 km E 1147m alt. 2 hours ago	7° C	Dry	Calm (2 kph at 1).
Bend 34 km E 1164.6m alt. 2 hours ago	11° C	Dry	Light winds from the SW (11 kph at 215).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 1 hour ago	1° C	-	Light winds from the SW (6 kph at 230).	16 km Low: few Mid: few
Bend 37 km SSE 1297m alt. 2 hours ago	-1° C	-	Calm (0 kph at 0).
Bend 37 km ESE 1158m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 179).
Camp Sherman 39 km NNE 920.5m alt. 2 hours ago	4° C	Dry	Calm (0 kph at 7).
Deschutes River Woods wx 40 km ESE 1185m alt. 56 minutes ago	3° C	Dry	Calm (0 kph at —).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	10° C	Dry	Calm (3 kph at 132).
Cloverdale wx 42 km NE 947m alt. 29 minutes ago	2° C	-	Calm (0 kph at 232).

* 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.