– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 10 am Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Sun 13 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 4°C on Mon night, min -7°C on Sun morning). Winds decreasing (near gales from the NNW on Sun night, calm by Mon afternoon). | Days 4–6 Weather SummaryMostly dry. Mild temperatures (max 6°C on Fri night, min 1°C on Wed morning). Winds decreasing (strong winds from the ESE on Wed morning, light winds from the WNW by Fri night). | |||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | |  | | |  |  | | | | | | |
snow shwrs | cloudy | clear | clear | clear | clear | cloudy | cloudy | some clouds | clear | clear | rain shwrs | rain shwrs | cloudy | rain shwrs | clear | clear | clear | |
Cloud base (m) | 1750 | 1750 | 1850 | 8900 | 5250 | 2900 | 2600 | 6900 | 5600 | 5000 | 4500 | |||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 0.3 | 0.3 | — | 0.2 | — | — | — |
max °C | -6 | -4 | 1 | 3 | 2 | 4 | 3 | 1 | 0 | 1 | 3 | 5 | 5 | 4 | 4 | 4 | 5 | 6 |
min °C | -7 | -5 | -1 | 1 | 2 | 3 | 2 | -1 | -1 | 1 | 2 | 4 | 5 | 3 | 3 | 4 | 4 | 5 |
chill °C | -18 | -15 | -10 | -4 | 2 | -2 | -3 | -4 | -7 | -6 | -4 | -1 | 0 | -2 | -3 | 0 | 0 | 3 |
Freezing level m | 2100 | 2450 | 3150 | 3550 | 3550 | 3750 | 3500 | 3050 | 3100 | 3250 | 3600 | 3750 | 3800 | 3600 | 3750 | 3750 | 3950 | 4000 |
 | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | 6:48 | — | — | 6:48 | — | — |
 | — | 7:21 | — | — | 7:19 | — | — | 7:17 | — | — | 7:15 | — | — | 7:14 | — | — | 7:12 | — |
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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 Sun morning). Winds decreasing (near gales from the NNW on Sun night, calm by Mon afternoon).
Three Sisters Weather (Days 3-6):
Mostly dry. Mild temperatures (max 6°C on Fri night, min 1°C on Wed morning). Winds decreasing (strong winds from the ESE on Wed morning, light winds from the WNW by Fri 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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