– Lat/Long: 44.10° N 121.77° W
South Sister Volcano
Weather Forecast, United StatesIssued: 3 am Sun 18 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Sun 18 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sun 18 Jan Local Time
Updates in:
Update imminent hr min s
3 South Sister Volcano Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Freeze-thaw conditions (max 3°C on Sun morning, min 0°C on Tue night). Winds increasing (light winds from the N on Sun morning, fresh winds from the WNW by Tue night). | Days 4–6 Weather SummaryMostly dry. Temperatures will be below freezing (max -1°C on Wed morning, min -4°C on Thu night). Winds increasing (calm on Wed morning, fresh winds from the NNW by Fri afternoon). | |||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | |  |  |  | | | | | | | | | |
clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | cloudy | cloudy | some clouds | some clouds | some clouds | clear | clear | clear | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 3 | 3 | 2 | 2 | 3 | 2 | 1 | 1 | -1 | -1 | -2 | -3 | -3 | -3 | -3 | -3 | -2 |
min °C | 3 | 3 | 2 | 2 | 2 | 3 | 2 | 1 | 0 | -1 | -2 | -3 | -3 | -3 | -4 | -3 | -3 | -2 |
0 | 0 | -2 | 0 | -1 | 0 | -3 | -5 | -6 | -1 | -4 | -6 | -9 | -10 | -12 | -11 | -11 | -9 | |
3600 | 3500 | 3450 | 3400 | 3400 | 3500 | 3450 | 3350 | 3250 | 3050 | 2800 | 2450 | 2600 | 2650 | 1600 | 2400 | 2500 | 2400 | |
Cloud base (m) | 8900 | 9400 | 6950 | 6150 | 3900 | 4300 | 6000 | 5500 | 8400 | |||||||||
 | 7:37 | — | — | 7:35 | — | — | 7:35 | — | — | 7:33 | — | — | 7:33 | — | — | 7:33 | — | — |
 | — | 4:58 | — | — | 4:59 | — | — | 5:00 | — | — | 5:01 | — | — | 5:02 | — | — | 5:05 | — |
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South Sister Volcano Weather (Days 0-3):
The weather forecast for South Sister Volcano is: Mostly dry. Freeze-thaw conditions (max 3°C on Sun morning, min 0°C on Tue night). Winds increasing (light winds from the N on Sun morning, fresh winds from the WNW by Tue night).
South Sister Volcano Weather (Days 3-6):
Mostly dry. Temperatures will be below freezing (max -1°C on Wed morning, min -4°C on Thu night). Winds increasing (calm on Wed morning, fresh winds from the NNW by Fri afternoon).
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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Sunriver Airport (Oregon) |  | ||||
* 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.
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