– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 3 am Sat 17 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Sat 17 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sat 17 Jan Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Freeze-thaw conditions (max 4°C on Mon afternoon, min 0°C on Sun night). Winds increasing (calm on Sat night, fresh winds from the WNW by Mon night). | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 1°C on Tue morning, min -10°C on Thu night). Winds increasing (calm on Tue morning, near gales from the WNW by Thu night). | |||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | |  |  |  | | | | | | |  | |
clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | some clouds | some clouds | cloudy | cloudy | some clouds | some clouds | some clouds | snow shwrs | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 3 | 3 | 3 | 2 | 2 | 1 | 2 | 4 | 4 | 1 | 1 | 1 | -1 | -2 | -3 | -6 | -7 | -10 |
min °C | 3 | 2 | 2 | 2 | 2 | 0 | 1 | 3 | 2 | 1 | 0 | -1 | -1 | -3 | -5 | -6 | -8 | -10 |
1 | 0 | 0 | 0 | -2 | -3 | -2 | -2 | -4 | -1 | -4 | -4 | -1 | -8 | -12 | -14 | -19 | -21 | |
3550 | 3550 | 3450 | 3300 | 3300 | 3200 | 3200 | 3400 | 3600 | 3100 | 2900 | 2900 | 2200 | 1500 | 1600 | 1350 | 1300 | 1050 | |
Cloud base (m) | 9000 | 6900 | 6700 | 5600 | 5300 | 6000 | 5450 | 5050 | 1900 | 1600 | ||||||||
 | 7:47 | — | — | 7:46 | — | — | 7:46 | — | — | 7:45 | — | — | 7:43 | — | — | 7:43 | — | — |
 | — | 4:39 | — | — | 4:42 | — | — | 4:43 | — | — | 4:45 | — | — | 4:45 | — | — | 4:47 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mostly dry. Freeze-thaw conditions (max 4°C on Mon afternoon, min 0°C on Sun night). Winds increasing (calm on Sat night, fresh winds from the WNW by Mon night).
Fortress Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 1°C on Tue morning, min -10°C on Thu night). Winds increasing (calm on Tue morning, near gales from the WNW by Thu night).
This table gives the weather forecast for Fortress Mountain at the specific elevation of 2670 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Fortress Mountain. 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 Washington.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
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Winthrop Airport (Washington) |  | ||||
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* 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.