– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4pm Thu 22 Apr Local Time
Updates in: hr min s
Update imminent

Issued: 4pm Thu 22 Apr Local Time

Updates in: hr min s

Update imminent

Choose Forecast Elevation:Elevation:

	South Sister Volcano Weather (Days 0-3): A moderate fall of snow, heaviest on Sat night. Freeze-thaw conditions (max 3°C on Fri morning, min -8°C on Sat night). Winds decreasing (strong winds from the WNW on Thu afternoon, light winds from the SW by Sun morning).									(Days 3-6): A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 4°C on Wed morning, min -8°C on Sun night). Winds decreasing (fresh winds from the WNW on Sun night, calm by Wed morning).
	Thu 22		Friday 23			Saturday 24			Sunday 25			Monday 26			Tuesday 27			Wed 28
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM

Wind km/h	45	20	20	20	25	40	40	35	10	20	25	25	25	10	10	20	25	5
	clear	some clouds	cloudy	cloudy	light snow	snow shwrs	cloudy	snow shwrs	snow shwrs	light snow	snow shwrs	light snow	snow shwrs	some clouds	some clouds	some clouds	some clouds	some clouds
See all weather maps
Rain mm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Snow cm	-	-	-	-	2	2	-	6	1	5	2	2	1	-	-	-	-	-
High °C	2	0	3	3	-1	-5	-5	-6	-7	-6	-7	-8	-6	-4	0	1	1	4
Low °C	0	-1	1	2	-5	-6	-5	-8	-7	-7	-8	-8	-7	-6	-3	0	0	2
Chill °C	-5	-8	-2	-1	-7	-14	-14	-15	-13	-11	-15	-16	-14	-9	-3	-4	-3	2
Freezing level m	2550	1450	2900	2750	1650	1700	1800	950	1700	1500	1150	1500	1700	1250	2400	2600	2450	3100

	-	-	6:11	-	-	6:09	-	-	6:07	-	-	6:05	-	-	6:03	-	-	6:03
	7:59	-	-	8:00	-	-	8:00	-	-	8:01	-	-	8:04	-	-	8:05	-	-

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A moderate fall of snow, heaviest on Sat nightFreeze-thaw conditions (max 3°C on Fri morning, min -8°C on Sat night)Winds decreasing (strong winds from the WNW on Thu afternoon, light winds from the SW by Sun morning).

South Sister Volcano Weather (Days 3-6):

A moderate fall of snow, heaviest on Sun afternoonFreeze-thaw conditions (max 4°C on Wed morning, min -8°C on Sun night)Winds decreasing (fresh winds from the WNW on Sun night, calm by Wed morning).

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 5 closest weather stations

Weather Station	Temp.	Weather	Wind
Bend 18 km SE 1889m alt. 1 hour ago	15° C	Dry	Wind obs. (6 kph from 303 degs) was rejected .
Sisters wx 25 km NNE 1022m alt. 1 hour ago	13° C	-	Calm (5 kph at 290).
Cloverdale wx 31 km ENE 962m alt. 58 minutes ago	17° C	-	Fresh winds from the S (29 kph at 181).
Tumalo 31 km ENE 1091m alt. 2 hours ago	14° C	-	Fresh winds from the NW (32 kph at 309).
Sisters 32 km NE 964m alt. 51 minutes ago	14° C	Dry	Light winds from the NNW (11 kph at 342).

* 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.