– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 pm Tue 15 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 15 Sep Local Time
Updates in:
Update imminent hr min s
3 Three Sisters Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Freeze-thaw conditions (max 5°C on Fri afternoon, min -2°C on Tue night). Mainly strong winds. | Days 5–7 Weather SummaryMostly dry. Mild temperatures (max 8°C on Sat morning, min 5°C on Fri night). Winds increasing (calm on Sat morning, strong winds from the NW by Mon afternoon). | |||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | |  | | | | | | | |
some clouds | some clouds | clear | rain shwrs | cloudy | rain shwrs | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 1750 | 1800 | 4500 | 5950 | 4000 | 9450 | 9500 | 9050 | 8650 | 8500 | 8350 | 7800 | ||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 0.3 | — | 0.1 | — | — | — | — | — | — | — | — | — | — |
max °C | -2 | 1 | 3 | 4 | 4 | 3 | 3 | 3 | 5 | 7 | 8 | 7 | 8 | 7 | 7 | 7 |
min °C | -2 | 0 | 2 | 3 | 4 | 2 | 3 | 3 | 4 | 5 | 7 | 6 | 7 | 6 | 7 | 6 |
chill °C | -8 | -8 | -5 | -3 | -1 | -3 | -3 | -2 | 1 | 2 | 6 | 6 | 6 | 4 | 6 | 2 |
Freezing level m | 2850 | 3250 | 3500 | 3700 | 3650 | 3600 | 3600 | 3700 | 3900 | 4100 | 4250 | 4150 | 4200 | 4100 | 4150 | 4050 |
 | — | 6:46 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — |
 | — | — | 7:15 | — | — | 7:14 | — | — | 7:12 | — | — | 7:09 | — | — | 7:07 | — |
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Three Sisters Weather (Days 0-3):
The weather forecast for Three Sisters is: Mostly dry. Freeze-thaw conditions (max 5°C on Fri afternoon, min -2°C on Tue night). Mainly strong winds.
Three Sisters Weather (Days 3-6):
Mostly dry. Mild temperatures (max 8°C on Sat morning, min 5°C on Fri night). Winds increasing (calm on Sat morning, strong winds from the NW 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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