– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 pm Tue 22 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 22 Sep Local Time
Updates in:
Update imminent hr min s
3 Three Sisters Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 6mm) at first, then becoming colder with a dusting of snow on Fri morning. Freeze-thaw conditions (max 11°C on Thu afternoon, min -3°C on Fri morning). Winds increasing (light winds from the W on Tue night, severe gales from the SW by Thu night). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 6°C on Mon afternoon, min -2°C on Fri night). Wind will be generally light. | |||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  |  |  | | |  | |  | | | | |
some clouds | some clouds | some clouds | clear | some clouds | cloudy | rain shwrs | light snow | some clouds | some clouds | clear | clear | cloudy | cloudy | some clouds | clear | |
Cloud base (m) | 6550 | 6400 | 7000 | 6800 | 1750 | 1700 | 1700 | 1850 | 9300 | 5900 | 4250 | 3250 | ||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | 6 | — | — | — | — | — | — | — | — | — |
max °C | 6 | 7 | 9 | 8 | 10 | 11 | 7 | -3 | -1 | -2 | 3 | 4 | 4 | 4 | 5 | 3 |
min °C | 6 | 6 | 8 | 7 | 8 | 10 | -2 | -3 | -2 | -2 | 0 | 4 | 3 | 3 | 5 | 2 |
chill °C | 3 | 3 | 6 | 3 | 4 | 6 | -12 | -13 | -10 | -8 | -2 | 3 | 0 | 0 | 2 | -2 |
Freezing level m | 3750 | 3600 | 3700 | 3900 | 3900 | 3950 | 2950 | 2050 | 2300 | 2050 | 3000 | 2950 | 3300 | 3200 | 3000 | 3050 |
 | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — |
 | — | — | 7:02 | — | — | 7:00 | — | — | 6:59 | — | — | 6:57 | — | — | 6:54 | — |
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Three Sisters Weather (Days 0-3):
The weather forecast for Three Sisters is: Light rain (total 6mm) at first, then becoming colder with a dusting of snow on Fri morning. Freeze-thaw conditions (max 11°C on Thu afternoon, min -3°C on Fri morning). Winds increasing (light winds from the W on Tue night, severe gales from the SW by Thu night).
Three Sisters Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 6°C on Mon afternoon, min -2°C on Fri night). Wind will be generally light.
This table gives the weather forecast for Three Sisters at the specific elevation of 2500 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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