South Sister Volcano
Weather Forecast, United States

Elevation:
3157
2500
1500

	South Sister Volcano Weather (Days 0-3): A heavy fall of snow, heaviest during Sat morning. Temperatures will be below freezing (max 0°C on Sun night, min -12°C on Sat morning). Mainly extremely windy.									(Days 3-6): A dusting of new snow. Freeze-thaw conditions (max 1°C on Wed night, min -2°C on Mon morning). Winds decreasing (severe gales from the WNW on Mon morning, fresh winds from the NW by Tue night).

	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

Wind km/h	60	55	90	95	85	70	70	95	80	85	85	80	60	60	35	55	50	45
	clear	clear	heavy snow	heavy snow	mod. snow	snow shwrs	some clouds	light snow	clear	clear	some clouds	light snow	clear	some clouds	clear	clear	clear	clear
See all weather maps
Rain mm	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Snow cm	-	-	13	24	6	2	-	1	-	-	-	3	-	-	-	-	-	-
High °C	-6	-8	-6	-10	-11	-6	-3	-3	0	-2	0	-1	0	-1	-1	0	0	1
Low °C	-8	-8	-8	-12	-12	-12	-4	-3	-1	-2	-2	-1	-1	-1	-2	-1	-1	0
Chill °C	-17	-20	-19	-25	-26	-17	-14	-15	-10	-13	-10	-11	-9	-10	-10	-9	-8	-6
Freezing level m	1800	1950	2050	1500	1500	1400	2100	2500	3150	2650	3050	2950	3100	2850	2650	3050	3200	3150

	7:24	-	-	7:26	-	-	7:26	-	-	7:28	-	-	7:30	-	-	7:31	-	-
	-	6:17	-	-	6:15	-	-	6:15	-	-	6:13	-	-	6:10	-	-	6:09	-

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: A heavy fall of snow, heaviest during Sat morningTemperatures will be below freezing (max 0°C on Sun night, min -12°C on Sat morning)Mainly extremely windy.

South Sister Volcano Weather (Days 3-6):

A dusting of new snowFreeze-thaw conditions (max 1°C on Wed night, min -2°C on Mon morning)Winds decreasing (severe gales from the WNW on Mon morning, fresh winds from the NW by Tue night).

Issued 4 am Fri 18 Oct 2019 local time.

This table gives the weather forecast for South Sister Volcano at the specific elevation of 3157 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. 3 hours ago	4° C	Dry	Wind obs. (6 kph from 195 degs) was rejected .
Tumalo 31 km ENE 1091m alt. 2 hours ago	3° C	-	Wind obs. (6 kph from 64 degs) was rejected .
Sisters 32 km NE 964m alt. 3 hours ago	6° C	Dry	Wind obs. (8 kph from 308 degs) was rejected .
Bend 34 km E 1147m alt. 3 hours ago	4° C	Dry	Calm (3 kph at 190).
Sunriver 34 km SE 1242m alt. 3 hours ago	3° C	Dry	Calm (0 kph at 191).

* 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. We also include passing Ship data if it is recorded close to South Sister Volcano and within an acceptable time window.