– Lat/Long: 44.14° N 121.77° W
Three Sisters Weather Forecast
Cascade Range · United StatesIssued: 4 am Fri 11 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Fri 11 Sep Local Time
Updates in:
Update imminent hr min s
3 Three Sisters Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 4°C on Fri morning, min -7°C on Sat night). Winds increasing (moderate winds from the SW on Fri afternoon, near gales from the SW by Sat night). | Days 4–6 Weather SummaryMostly dry. Mild temperatures (max 8°C on Wed night, min 1°C on Mon afternoon). Winds increasing (calm on Mon afternoon, fresh winds from the NW by Tue night). | |||||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | | |  | | | | | | | | | |
some clouds | cloudy | clear | some clouds | cloudy | mod. snow | some clouds | some clouds | clear | clear | clear | clear | clear | some clouds | clear | clear | clear | clear | |
Cloud base (m) | 6700 | 8800 | 2250 | 1700 | 1700 | 1850 | 8900 | 9100 | ||||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | 9 | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 4 | 3 | 3 | 2 | -1 | -3 | -5 | -3 | 1 | 2 | 2 | 4 | 4 | 4 | 5 | 6 | 6 | 8 |
min °C | 3 | 3 | 3 | 1 | -1 | -7 | -7 | -4 | -1 | 2 | 1 | 4 | 4 | 4 | 4 | 6 | 6 | 8 |
chill °C | -3 | -2 | -3 | -6 | -8 | -18 | -18 | -13 | -8 | -4 | 1 | 0 | -1 | -1 | -1 | 4 | 6 | 7 |
Freezing level m | 3700 | 3600 | 3650 | 3250 | 3000 | 2050 | 2350 | 2700 | 3100 | 3500 | 3500 | 3850 | 3750 | 3750 | 3850 | 4100 | 4250 | 4400 |
 | 6:41 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — |
 | — | 7:24 | — | — | 7:22 | — | — | 7:21 | — | — | 7:19 | — | — | 7:17 | — | — | 7:15 | — |
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Three Sisters Weather (Days 0-3):
The weather forecast for Three Sisters is: A light covering of new snow mostly falling on Sat night. Freeze-thaw conditions (max 4°C on Fri morning, min -7°C on Sat night). Winds increasing (moderate winds from the SW on Fri afternoon, near gales from the SW by Sat night).
Three Sisters Weather (Days 3-6):
Mostly dry. Mild temperatures (max 8°C on Wed night, min 1°C on Mon afternoon). Winds increasing (calm on Mon afternoon, fresh winds from the NW by Tue 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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