– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 4 am Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 20 Sep Local Time
Updates in:
Update imminent hr min s
3 Three Sisters Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Mild temperatures (max 7°C on Sun morning, min 3°C on Tue night). Winds increasing (calm on Sun morning, strong winds from the WSW by Tue night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Fri morning. Freeze-thaw conditions (max 4°C on Wed afternoon, min -7°C on Fri morning). Winds decreasing (gales from the WSW on Thu night, light winds from the NW by Fri night). | |||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  | | | |  | | | | |  |  | | | |
clear | clear | clear | clear | cloudy | some clouds | cloudy | clear | clear | some clouds | some clouds | some clouds | some clouds | cloudy | light snow | light snow | some clouds | clear | |
Cloud base (m) | 9100 | 7350 | 6750 | 6200 | 5650 | 4200 | 3150 | 1700 | 1700 | 1700 | 1750 | |||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 4 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 7 | 7 | 7 | 6 | 7 | 6 | 5 | 4 | 4 | 3 | 4 | 4 | 4 | 3 | -1 | -7 | -7 | -4 |
min °C | 7 | 6 | 6 | 6 | 6 | 5 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 1 | -5 | -7 | -7 | -6 |
chill °C | 7 | 4 | 3 | 3 | 4 | 0 | -1 | -1 | -3 | -2 | -2 | -4 | -4 | -7 | -14 | -16 | -18 | -16 |
Freezing level m | 4150 | 4200 | 4150 | 4050 | 4050 | 3950 | 3750 | 3700 | 3650 | 3700 | 3750 | 3800 | 3650 | 3350 | 2550 | 1900 | 2000 | 1850 |
 | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 7:07 | — | — | 7:06 | — | — | 7:05 | — | — | 7:02 | — | — | 7:00 | — | — | 6:59 | — |
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Three Sisters Weather (Days 0-3):
The weather forecast for Three Sisters is: Mostly dry. Mild temperatures (max 7°C on Sun morning, min 3°C on Tue night). Winds increasing (calm on Sun morning, strong winds from the WSW by Tue night).
Three Sisters Weather (Days 3-6):
A light covering of new snow mostly falling on Fri morning. Freeze-thaw conditions (max 4°C on Wed afternoon, min -7°C on Fri morning). Winds decreasing (gales from the WSW on Thu night, light winds from the NW 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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