– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 am Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
3 Three Sisters Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 9°C on Thu morning, min -7°C on Sat night). Winds decreasing (severe gales from the W on Thu night, moderate winds from the SW by Fri afternoon). | Days 4–6 Weather SummaryMostly dry. Freeze-thaw conditions (max 6°C on Tue night, min -5°C on Sun morning). Winds decreasing (strong winds from the NNW on Sun morning, calm by Mon afternoon). | |||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | | |  |  | |  | | | | | | | |
clear | clear | rain shwrs | some clouds | some clouds | some clouds | some clouds | some clouds | light snow | cloudy | clear | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 9100 | 1800 | 7000 | 6650 | 2400 | 1700 | 1700 | 1900 | 9000 | |||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 9 | 7 | 5 | 3 | 3 | 2 | 0 | -2 | -6 | -3 | -2 | 1 | 2 | 2 | 4 | 4 | 4 | 6 |
min °C | 8 | 6 | 4 | 3 | 3 | 1 | -2 | -5 | -7 | -5 | -2 | -1 | 2 | 1 | 3 | 3 | 4 | 5 |
chill °C | 3 | 0 | -4 | -3 | -2 | -7 | -10 | -13 | -16 | -14 | -9 | -7 | -2 | 1 | 0 | 3 | 2 | 2 |
Freezing level m | 4400 | 4150 | 3800 | 3650 | 3600 | 3500 | 2900 | 2600 | 2100 | 2600 | 2850 | 3350 | 3450 | 3450 | 3650 | 3750 | 3800 | 4000 |
 | 6:39 | — | — | 6:41 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — |
 | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:21 | — | — | 7:19 | — | — | 7:17 | — |
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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 9°C on Thu morning, min -7°C on Sat night). Winds decreasing (severe gales from the W on Thu night, moderate winds from the SW by Fri afternoon).
Three Sisters Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 6°C on Tue night, min -5°C on Sun morning). Winds decreasing (strong winds from the NNW on Sun morning, calm by Mon afternoon).
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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