– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 4 pm Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
3 Three Sisters Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Mon night. Temperatures will be well below freezing (max -7°C on Mon afternoon, min -9°C on Tue morning). Winds increasing (moderate winds from the WNW on Tue morning, gales from the W by Tue night). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Sat night. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -13°C on Sat morning). Mainly strong winds. | ||||||||||||||||
Mon 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | |  | |  | |  | |  | | | | |
light snow | mod. snow | light snow | some clouds | snow shwrs | snow shwrs | snow shwrs | clear | some clouds | cloudy | snow shwrs | clear | clear | some clouds | cloudy | light snow | snow shwrs | |
Cloud base (m) | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 | 1700 | 2000 | 1700 | 1750 | 2000 | 1700 | 1850 | 1800 | 1700 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | 3 | 9 | 5 | — | 1 | 2 | 1 | — | — | — | 1 | — | — | — | — | 3 | 4 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -7 | -8 | -8 | -7 | -7 | -9 | -8 | -7 | -8 | -9 | -10 | -12 | -11 | -11 | -12 | -12 | -12 |
min °C | -8 | -8 | -9 | -8 | -9 | -9 | -9 | -9 | -8 | -10 | -12 | -12 | -12 | -12 | -13 | -13 | -12 |
chill °C | -20 | -20 | -18 | -16 | -20 | -22 | -21 | -20 | -19 | -20 | -24 | -23 | -22 | -23 | -23 | -23 | -23 |
Freezing level m | 1850 | 1750 | 1850 | 1800 | 1250 | 1750 | 1800 | 1200 | 1850 | 1900 | 1300 | 1600 | 1700 | 1300 | 1600 | 1500 | 1150 |
 | — | — | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — | 7:39 | — | — | 7:41 | — | — |
 | 6:06 | — | — | 6:04 | — | — | 6:02 | — | — | 6:00 | — | — | 6:00 | — | — | 5:58 | — |
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Three Sisters Weather (Days 0-3):
The weather forecast for Three Sisters is: A heavy fall of snow, heaviest during Mon night. Temperatures will be well below freezing (max -7°C on Mon afternoon, min -9°C on Tue morning). Winds increasing (moderate winds from the WNW on Tue morning, gales from the W by Tue night).
Three Sisters Weather (Days 3-6):
A light covering of new snow mostly falling on Sat night. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -13°C on Sat morning). Mainly strong winds.
This table gives the weather forecast for Three Sisters at the specific elevation of 3157 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Three Sisters. 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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