– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 pm Sat 24 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sat 24 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 afternoon. Temperatures will be below freezing (max 0°C on Sat night, min -9°C on Sun night). Winds decreasing (near gales from the SSW on Sun night, moderate winds from the W by Tue afternoon). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Wed night. Temperatures will be well below freezing (max -6°C on Tue night, min -12°C on Wed night). Winds decreasing (near gales from the WSW on Wed afternoon, light winds from the WSW by Fri morning). | |||||||||||||||
Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  |  |  |  | | | | | | |
cloudy | cloudy | cloudy | snow shwrs | mod. snow | mod. snow | light snow | snow shwrs | some clouds | clear | clear | snow shwrs | snow shwrs | clear | snow shwrs | snow shwrs | |
Cloud base (m) | 6200 | 6750 | 6600 | 1950 | 1700 | 1700 | 1700 | 1700 | 1800 | 1700 | 1700 | 1750 | 1700 | 1800 | 1850 | 1700 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | 3 | 7 | 7 | 4 | 1 | — | — | — | 3 | 5 | — | 2 | 2 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 0 | -2 | -3 | -5 | -9 | -8 | -8 | -9 | -8 | -6 | -8 | -10 | -11 | -12 | -11 | -10 |
min °C | -1 | -3 | -4 | -9 | -9 | -9 | -9 | -9 | -9 | -8 | -10 | -10 | -12 | -12 | -12 | -12 |
chill °C | -10 | -12 | -14 | -21 | -20 | -21 | -20 | -19 | -17 | -16 | -22 | -22 | -24 | -23 | -23 | -23 |
Freezing level m | 3150 | 2800 | 2650 | 1800 | 1750 | 1800 | 1800 | 1850 | 1950 | 1650 | 1750 | 1700 | 1350 | 1600 | 1600 | 700 |
 | — | 7:33 | — | — | 7:35 | — | — | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — |
 | — | — | 6:07 | — | — | 6:06 | — | — | 6:04 | — | — | 6:02 | — | — | 6:00 | — |
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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 afternoon. Temperatures will be below freezing (max 0°C on Sat night, min -9°C on Sun night). Winds decreasing (near gales from the SSW on Sun night, moderate winds from the W by Tue afternoon).
Three Sisters Weather (Days 3-6):
A moderate fall of snow, heaviest on Wed night. Temperatures will be well below freezing (max -6°C on Tue night, min -12°C on Wed night). Winds decreasing (near gales from the WSW on Wed afternoon, light winds from the WSW by Fri morning).
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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