– Lat/Long: 44.10° N 121.77° W

South Sister Volcano
Weather Forecast, United States
Issued: 4 pm Mon 27 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Mon 27 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 14°C on Wed afternoon, min 8°C on Mon night). Mainly fresh winds.											Days 5–7 Weather Summary Mostly dry. Very mild (max 18°C on Fri afternoon, min 9°C on Sat night). Winds increasing (light winds from the SSW on Fri afternoon, strong winds from the WSW by Sat afternoon).
	Mon 27		Tuesday 28			Wednesday 29			Thursday 30			Friday 31			Saturday 1
	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	clear	clear	clear	clear	clear	clear	clear	clear
Cloud base (m)									8750
km/h	SW	SW	WSW	SW	WSW	SW	SW	SW	SSW	SW	WSW	SW	SSW	SW	SW	WSW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	13	11	11	13	11	12	14	13	14	15	13	16	18	15	13	13	11
min °C	12	8	10	12	9	11	14	11	13	15	12	14	18	12	12	13	9
chill °C	10	4	7	10	6	8	13	8	11	14	9	12	18	9	9	10	5

Freezing level m	4300	4250	4150	4300	4400	4150	4500	4650	4500	4650	4850	4900	5200	5050	4650	4700	4750

	—	—	5:50	—	—	5:50	—	—	5:52	—	—	5:52	—	—	5:54	—	—
	—	8:37	—	—	8:36	—	—	8:35	—	—	8:32	—	—	8:31	—	—	8:30

South Sister Volcano Weather (Days 0-3):

The weather forecast for South Sister Volcano is: Mostly dry. Very mild (max 14°C on Wed afternoon, min 8°C on Mon night). Mainly fresh winds.

South Sister Volcano Weather (Days 3-6):

Mostly dry. Very mild (max 18°C on Fri afternoon, min 9°C on Sat night). Winds increasing (light winds from the SSW on Fri afternoon, strong winds from the WSW by Sat afternoon).

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. 43 minutes ago	23° C	Dry	Calm (3 kph at 349).
Bend 34 km E 1147m alt. 1 hour ago	26° C	Dry	Wind obs. (6 kph from 44 degs) was rejected.
Bend 34 km E 1164.6m alt. 1 hour ago	26° C	Dry	Calm (3 kph at 352).
Sunriver Airport (Oregon) 35 km SE 1266m alt. 2 hours ago	25° C	Clear	Light winds from the WSW (19 kph at 240).	14 km
Black Butte Ranch wx 36 km NW 1429m alt. 59 minutes ago	18° C	Dry	Calm (2 kph at 300).
Bend 37 km SSE 1297m alt. 1 hour ago	22° C	Dry	Light winds from the WNW (10 kph at 290).
Bend 37 km ESE 1158m alt. 52 minutes ago	25° C	Dry	Calm (2 kph at 323).
Camp Sherman 39 km NNE 920.5m alt. 1 hour ago	23° C	Dry	Calm (2 kph at 66).
Deschutes River Woods wx 40 km ESE 1185m alt. 38 minutes ago	24° C	Dry	Calm (5 kph at 331).
Rainbow wx 41 km WSW 410m alt. 1 hour ago	20° C	Dry	Light winds from the W (13 kph at 280).

* 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.