– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 9 pm Tue 10 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Tue 10 Nov Local Time
Updates in:
Update imminent hr min s
3 Three Sisters Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA light covering of new snow mostly falling on Fri afternoon. Freeze-thaw conditions (max 8°C on Wed morning, min -4°C on Fri afternoon). Winds increasing (moderate winds from the SSW on Wed afternoon, stormy winds from the S by Fri morning). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Sat morning. Temperatures will be below freezing (max 0°C on Sat night, min -7°C on Sun night). Winds decreasing (near gales from the SW on Sat night, light winds from the NNW by Mon afternoon). | |||||||||||||||
Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  |  |  |  | | |  | | | | |
some clouds | clear | some clouds | some clouds | some clouds | cloudy | cloudy | light snow | snow shwrs | snow shwrs | light snow | light snow | light snow | snow shwrs | light snow | light snow | |
Cloud base (m) | 6900 | 8200 | 6750 | 7050 | 6900 | 6250 | 2200 | 1750 | 1800 | 1750 | 1700 | 2600 | 1700 | 1700 | 1700 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | 1 | 6 | 2 | 2 | 1 | 2 | 2 | 2 | 5 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 6 | 8 | 8 | 6 | 7 | 6 | 4 | 0 | -4 | -5 | -4 | -1 | 0 | -1 | -2 | -4 |
min °C | 6 | 8 | 7 | 4 | 6 | 5 | 0 | -1 | -4 | -6 | -4 | -4 | -1 | -2 | -3 | -7 |
chill °C | 1 | 4 | 2 | -2 | 1 | -2 | -10 | -9 | -14 | -16 | -13 | -12 | -8 | -11 | -10 | -14 |
Freezing level m | 3600 | 3750 | 3700 | 3450 | 3450 | 3400 | 3050 | 2500 | 1900 | 1650 | 1850 | 1900 | 2350 | 2250 | 2100 | 1650 |
 | — | 6:56 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:01 | — | — |
 | — | — | 4:44 | — | — | 4:43 | — | — | 4:42 | — | — | 4:40 | — | — | 4:39 | — |
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Three Sisters Weather (Days 0-3):
The weather forecast for Three Sisters is: A light covering of new snow mostly falling on Fri afternoon. Freeze-thaw conditions (max 8°C on Wed morning, min -4°C on Fri afternoon). Winds increasing (moderate winds from the SSW on Wed afternoon, stormy winds from the S by Fri morning).
Three Sisters Weather (Days 3-6):
A moderate fall of snow, heaviest on Sat morning. Temperatures will be below freezing (max 0°C on Sat night, min -7°C on Sun night). Winds decreasing (near gales from the SW on Sat night, light winds from the NNW by Mon afternoon).
This table gives the weather forecast for Three Sisters at the specific elevation of 2500 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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