– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 pm Mon 14 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 14 Sep 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 Mon night, min -3°C on Tue night). Winds increasing (light winds from the SW on Tue afternoon, strong winds from the ESE by Wed morning). | Days 5–7 Weather SummaryMostly dry. Mild temperatures (max 8°C on Sat morning, min 3°C on Thu night). Winds decreasing (fresh winds from the NNW on Thu night, calm by Sat morning). | |||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | | |  | | | | | | | |
some clouds | cloudy | some clouds | light snow | some clouds | clear | some clouds | some clouds | cloudy | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 9550 | 5400 | 2600 | 1700 | 1700 | 5850 | 6350 | 3550 | 9200 | 9400 | ||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 4 | 3 | 0 | -2 | 0 | 3 | 4 | 3 | 3 | 3 | 4 | 5 | 7 | 8 | 7 | 7 |
min °C | 4 | 1 | -1 | -3 | -1 | 2 | 3 | 3 | 2 | 3 | 3 | 4 | 5 | 7 | 6 | 7 |
chill °C | 0 | -3 | -4 | -8 | -9 | -4 | -2 | 0 | -2 | -3 | -2 | 1 | 2 | 5 | 5 | 5 |
Freezing level m | 3800 | 3350 | 2950 | 2750 | 3250 | 3500 | 3600 | 3500 | 3450 | 3600 | 3750 | 3950 | 4150 | 4250 | 4150 | 4200 |
 | — | 6:45 | — | — | 6:46 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — |
 | — | — | 7:17 | — | — | 7:15 | — | — | 7:14 | — | — | 7:12 | — | — | 7:09 | — |
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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 Mon night, min -3°C on Tue night). Winds increasing (light winds from the SW on Tue afternoon, strong winds from the ESE by Wed morning).
Three Sisters Weather (Days 3-6):
Mostly dry. Mild temperatures (max 8°C on Sat morning, min 3°C on Thu night). Winds decreasing (fresh winds from the NNW on Thu night, calm by Sat morning).
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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