– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 pm Sat 12 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sat 12 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 -7°C on Sat night). Winds decreasing (near gales from the WSW on Sat night, calm by Mon afternoon). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 8°C on Fri afternoon, min 0°C on Tue night). Winds decreasing (fresh winds from the ESE on Wed morning, calm by Thu night). | |||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | | | | | | | | |
snow shwrs | light snow | some clouds | clear | clear | clear | clear | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 1700 | 1700 | 1800 | 1800 | 8250 | 3000 | 3400 | 3800 | ||||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -5 | -7 | -4 | 1 | 2 | 3 | 4 | 3 | 1 | 0 | 2 | 4 | 5 | 5 | 6 | 6 |
min °C | -7 | -7 | -5 | -1 | 2 | 2 | 3 | 2 | 0 | 0 | 1 | 3 | 5 | 5 | 5 | 6 |
chill °C | -17 | -18 | -15 | -9 | -3 | 2 | -1 | -3 | 0 | -2 | -5 | -2 | 1 | 2 | 4 | 5 |
Freezing level m | 2050 | 2100 | 2550 | 3200 | 3550 | 3550 | 3800 | 3450 | 3100 | 3200 | 3450 | 3700 | 3750 | 3800 | 3950 | 4050 |
 | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | 6:48 | — | — |
 | — | — | 7:21 | — | — | 7:19 | — | — | 7:17 | — | — | 7:15 | — | — | 7:14 | — |
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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 -7°C on Sat night). Winds decreasing (near gales from the WSW on Sat night, calm by Mon afternoon).
Three Sisters Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 8°C on Fri afternoon, min 0°C on Tue night). Winds decreasing (fresh winds from the ESE on Wed morning, calm 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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