– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 9 pm Sun 14 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max 0°C on Sun night, min -14°C on Tue night). Winds increasing (fresh winds from the W on Mon night, extremely windy from the W by Tue night). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -5°C on Thu morning, min -14°C on Thu night). Mainly severe gales. | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | | |  | | | |  | | | | | | |
heavy snow | heavy snow | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | light snow | mod. snow | heavy snow | heavy snow | light snow | light snow | heavy snow | mod. snow | light snow | light snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
28 | 13 | 10 | 13 | 17 | 28 | 68 | 18 | 8 | 1 | 10 | 19 | 35 | 2 | 4 | 12 | 8 | 5 | 3 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 0 | 0 | -5 | -9 | -6 | -5 | -4 | -13 | -13 | -10 | -5 | -5 | -8 | -14 | -14 | -14 | -12 | -12 | -12 |
min°C | -1 | -2 | -8 | -11 | -7 | -5 | -14 | -13 | -13 | -12 | -9 | -7 | -14 | -14 | -14 | -14 | -13 | -12 | -12 |
-10 | -13 | -21 | -23 | -18 | -16 | -32 | -29 | -27 | -23 | -18 | -17 | -26 | -26 | -27 | -27 | -25 | -24 | -23 | |
2550 | 2650 | 1900 | 1150 | 1150 | 1400 | 1500 | 800 | 800 | 550 | 800 | 800 | 1250 | 550 | 500 | 500 | 800 | 900 | 400 | |
Cloud base (m) | 1600 | 1600 | 1600 | 1600 | 1550 | 1550 | 1600 | 1650 | 1650 | 1600 | 1700 | 1550 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 |
 | — | 7:47 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — | 7:50 | — | — | 7:50 | — | — |
 | — | — | 4:09 | — | — | 4:09 | — | — | 4:09 | — | — | 4:10 | — | — | 4:10 | — | — | 4:10 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max 0°C on Sun night, min -14°C on Tue night). Winds increasing (fresh winds from the W on Mon night, extremely windy from the W by Tue night).
Fortress Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -5°C on Thu morning, min -14°C on Thu night). Mainly severe gales.
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.