– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 am Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
3 Three Sisters Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 1°C on Sun night, min -6°C on Fri morning). Winds decreasing (severe gales from the WSW on Fri morning, calm by Sun afternoon). | Days 4–6 Weather SummaryMostly dry. Freeze-thaw conditions (max 5°C on Mon night, min 0°C on Wed afternoon). Winds increasing (light winds from the WNW on Mon afternoon, near gales from the W by Tue afternoon). | |||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | |  | | | | | |  | | | | |
snow shwrs | clear | some clouds | clear | some clouds | cloudy | clear | some clouds | clear | clear | clear | some clouds | clear | clear | rain shwrs | some clouds | some clouds | clear | |
Cloud base (m) | 1750 | 1800 | 1750 | 7450 | 5400 | 5000 | 3350 | 6600 | 5550 | 9450 | 1750 | 6600 | 5300 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.2 | — | — | — |
max °C | -6 | -5 | -3 | -1 | -2 | 0 | -1 | -2 | 1 | 1 | 3 | 5 | 5 | 3 | 4 | 2 | 1 | 1 |
min °C | -6 | -5 | -4 | -2 | -2 | -1 | -1 | -2 | -1 | 1 | 1 | 3 | 4 | 3 | 2 | 2 | 0 | 0 |
chill °C | -18 | -16 | -12 | -6 | -5 | -7 | -4 | -5 | -6 | -3 | -2 | -1 | -2 | -4 | -6 | -4 | -4 | -6 |
Freezing level m | 2250 | 2400 | 2350 | 2950 | 2950 | 3050 | 3000 | 2950 | 3200 | 3350 | 3650 | 4050 | 3900 | 3750 | 3800 | 3500 | 3250 | 3250 |
 | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — |
 | — | 6:59 | — | — | 6:57 | — | — | 6:54 | — | — | 6:53 | — | — | 6:52 | — | — | 6:50 | — |
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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 1°C on Sun night, min -6°C on Fri morning). Winds decreasing (severe gales from the WSW on Fri morning, calm by Sun afternoon).
Three Sisters Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 5°C on Mon night, min 0°C on Wed afternoon). Winds increasing (light winds from the WNW on Mon afternoon, near gales from the W by Tue 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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