– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 pm Sat 17 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sat 17 Oct Local Time
Updates in:
Update imminent hr min s
3 Three Sisters Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 4°C on Sun morning, min -4°C on Mon afternoon). Winds decreasing (gales from the SSW on Mon morning, moderate winds from the SSE by Mon night). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 1°C on Tue night, min -1°C on Wed night). Winds increasing (calm on Wed night, strong winds from the N by Thu night). | |||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | |  | | | | | | | | | |
clear | clear | clear | some clouds | light snow | cloudy | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | clear | |
Cloud base (m) | 6400 | 8850 | 8650 | 6750 | 1750 | 2550 | 3350 | 4500 | 5100 | 6350 | 5800 | 3450 | 3300 | 3050 | 6200 | 1800 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 3 | 4 | 2 | 2 | -2 | -3 | -1 | 0 | -1 | 1 | 1 | 1 | 0 | -1 | 0 | 1 |
min °C | 3 | 3 | 2 | 0 | -3 | -4 | -2 | -2 | -1 | 0 | 1 | 0 | -1 | -1 | 0 | 0 |
chill °C | -4 | -3 | -4 | -8 | -13 | -11 | -9 | -9 | -8 | -6 | -3 | 0 | -5 | -5 | -5 | -8 |
Freezing level m | 3600 | 3700 | 3550 | 3400 | 2600 | 2700 | 2750 | 3100 | 3100 | 3300 | 3350 | 3200 | 3100 | 3000 | 3150 | 3250 |
 | — | 7:24 | — | — | 7:26 | — | — | 7:26 | — | — | 7:28 | — | — | 7:30 | — | — |
 | — | — | 6:17 | — | — | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — | 6:12 | — |
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Three Sisters Weather (Days 0-3):
The weather forecast for Three Sisters is: A dusting of new snow. Freeze-thaw conditions (max 4°C on Sun morning, min -4°C on Mon afternoon). Winds decreasing (gales from the SSW on Mon morning, moderate winds from the SSE by Mon night).
Three Sisters Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 1°C on Tue night, min -1°C on Wed night). Winds increasing (calm on Wed night, strong winds from the N by Thu night).
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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