– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 9 am Sun 14 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 2°C on Sun night, min -9°C on Tue night). Winds increasing (light winds from the WSW on Mon night, gales from the W by Tue night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -5°C on Thu morning, min -12°C on Fri night). Winds decreasing (strong winds from the W on Wed morning, light winds from the SSW by Wed night). | |||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | | |  | | |  | | | | |
light snow | cloudy | heavy snow | heavy snow | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | light snow | heavy snow | heavy snow | mod. snow | light snow | light snow | heavy snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
2 | — | 18 | 12 | 8 | 12 | 13 | 12 | 55 | 14 | 7 | 3 | 12 | 14 | 10 | 2 | 5 | 13 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 1 | 1 | 2 | 2 | 1 | -5 | -3 | -2 | -2 | -8 | -8 | -7 | -5 | -5 | -7 | -9 | -9 | -9 |
min°C | -1 | 0 | 1 | 2 | -4 | -6 | -4 | -3 | -9 | -9 | -8 | -8 | -6 | -5 | -10 | -10 | -11 | -12 |
-8 | -6 | -5 | -5 | -13 | -13 | -12 | -10 | -22 | -20 | -17 | -16 | -12 | -13 | -17 | -18 | -19 | -21 | |
1850 | 2000 | 2500 | 2400 | 2100 | 1100 | 1100 | 1550 | 1350 | 750 | 800 | 450 | 800 | 850 | 650 | 600 | 700 | 150 | |
Cloud base (m) | 1850 | 1600 | 1600 | 1600 | 1600 | 1600 | 1550 | 1550 | 1600 | 1650 | 1650 | 1600 | 1550 | 1600 | 1600 | 1600 | 1600 | 1600 |
 | 7:46 | — | — | 7:47 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — | 7:50 | — | — |
 | — | 4:09 | — | — | 4:09 | — | — | 4:09 | — | — | 4:09 | — | — | 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. Freeze-thaw conditions (max 2°C on Sun night, min -9°C on Tue night). Winds increasing (light winds from the WSW on Mon night, gales from the W by Tue night).
Fortress Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -5°C on Thu morning, min -12°C on Fri night). Winds decreasing (strong winds from the W on Wed morning, light winds from the SSW by Wed night).
This table gives the weather forecast for Fortress Mountain at the specific elevation of 2000 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.