– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 4 am Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 21 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 6°C on Mon morning, min 3°C on Tue night). Winds increasing (calm on Mon morning, near gales from the SW by Wed night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Thu night. Freeze-thaw conditions (max 4°C on Thu morning, min -7°C on Fri morning). Winds decreasing (severe gales from the SW on Thu night, light winds from the WNW by Fri night). | |||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | | | | |  |  | | | | | | |
clear | some clouds | some clouds | cloudy | some clouds | clear | clear | some clouds | some clouds | some clouds | cloudy | snow shwrs | snow shwrs | some clouds | some clouds | cloudy | some clouds | some clouds | |
Cloud base (m) | 6850 | 6250 | 5700 | 7000 | 7100 | 5950 | 1700 | 1750 | 6300 | 6000 | 6800 | 4750 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 7 | 1 | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 6 | 6 | 6 | 4 | 4 | 4 | 3 | 4 | 5 | 4 | 3 | 0 | -7 | -3 | 1 | 2 | 1 | 1 |
min °C | 5 | 6 | 5 | 4 | 4 | 3 | 3 | 3 | 4 | 4 | 3 | -6 | -7 | -4 | -3 | 2 | 0 | -3 |
chill °C | 3 | 5 | 1 | 0 | 0 | -2 | -3 | -2 | -2 | -3 | -4 | -18 | -18 | -10 | -6 | -2 | -6 | -12 |
Freezing level m | 3950 | 4050 | 3900 | 3700 | 3750 | 3800 | 3650 | 3800 | 3950 | 3700 | 3650 | 2550 | 2200 | 2700 | 3100 | 3450 | 3300 | 3000 |
 | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — |
 | — | 7:06 | — | — | 7:05 | — | — | 7:02 | — | — | 7:00 | — | — | 6:59 | — | — | 6:57 | — |
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Three Sisters Weather (Days 0-3):
The weather forecast for Three Sisters is: Mostly dry. Mild temperatures (max 6°C on Mon morning, min 3°C on Tue night). Winds increasing (calm on Mon morning, near gales from the SW by Wed night).
Three Sisters Weather (Days 3-6):
A light covering of new snow mostly falling on Thu night. Freeze-thaw conditions (max 4°C on Thu morning, min -7°C on Fri morning). Winds decreasing (severe gales from the SW on Thu night, 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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