– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 pm Wed 09 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Wed 09 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 10°C on Wed night, min -5°C on Sat afternoon). Winds increasing (moderate winds from the SW on Wed night, gales from the W by Thu night). | Days 5–7 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 4°C on Mon night, min -6°C on Sat night). Winds decreasing (strong winds from the NW on Sat night, calm by Mon night). | |||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | |  |  |  | |  | | | | | | | |
clear | clear | clear | clear | clear | some clouds | some clouds | cloudy | some clouds | light snow | cloudy | some clouds | clear | some clouds | clear | clear | |
Cloud base (m) | 9200 | 1850 | 6900 | 6300 | 7100 | 6450 | 2100 | 1700 | 1700 | 1700 | 9350 | |||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 10 | 9 | 7 | 5 | 3 | 2 | 2 | -1 | -2 | -5 | -4 | -1 | 2 | 2 | 2 | 4 |
min °C | 10 | 8 | 6 | 3 | 3 | 2 | 0 | -3 | -5 | -6 | -4 | -2 | 1 | 2 | 1 | 3 |
chill °C | 7 | 3 | 0 | -4 | -3 | -4 | -8 | -10 | -13 | -15 | -13 | -10 | -6 | -3 | -1 | 0 |
Freezing level m | 4650 | 4400 | 4150 | 3750 | 3550 | 3500 | 3350 | 2800 | 2500 | 2150 | 2350 | 2950 | 3400 | 3450 | 3500 | 3700 |
 | — | 6:39 | — | — | 6:41 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — |
 | — | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:21 | — | — | 7:19 | — |
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Three Sisters Weather (Days 0-3):
The weather forecast for Three Sisters is: Mostly dry. Freeze-thaw conditions (max 10°C on Wed night, min -5°C on Sat afternoon). Winds increasing (moderate winds from the SW on Wed night, gales from the W by Thu night).
Three Sisters Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 4°C on Mon night, min -6°C on Sat night). Winds decreasing (strong winds from the NW on Sat night, calm by Mon 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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