– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 3 am Sat 20 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Sat 20 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sat 20 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 Mon afternoon. Temperatures will be well below freezing (max -10°C on Sat night, min -15°C on Sun night). Mainly near gales. | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Tue morning. Temperatures will be well below freezing (max -6°C on Thu morning, min -12°C on Tue morning). Winds decreasing (strong winds from the SW on Tue morning, calm by Wed night). | |||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | | | |  | | |  |  | |  | |
mod. snow | heavy snow | heavy snow | cloudy | light snow | mod. snow | light snow | heavy snow | heavy snow | light snow | light snow | cloudy | cloudy | light snow | some clouds | some clouds | light snow | light snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
7 | 13 | 13 | — | 5 | 10 | 5 | 15 | 16 | 3 | 1 | — | — | 3 | — | — | 1 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -12 | -11 | -10 | -10 | -10 | -12 | -11 | -11 | -12 | -12 | -12 | -10 | -8 | -8 | -7 | -6 | -7 | -6 |
min °C | -13 | -11 | -11 | -10 | -10 | -15 | -12 | -11 | -13 | -12 | -12 | -11 | -9 | -9 | -9 | -7 | -7 | -7 |
-25 | -23 | -20 | -19 | -20 | -28 | -24 | -23 | -25 | -24 | -22 | -18 | -16 | -18 | -16 | -15 | -15 | -10 | |
900 | 950 | 900 | 950 | 900 | 750 | 650 | 750 | 750 | 900 | 800 | 250 | 950 | 1150 | 750 | 700 | 950 | 450 | |
Cloud base (m) | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1650 | 1600 | 1600 | 1600 | 1600 | 1800 | 1600 | 1600 | 1600 | 1600 | 1850 | 1600 |
 | 7:50 | — | — | 7:50 | — | — | 7:50 | — | — | 7:52 | — | — | 7:52 | — | — | 7:52 | — | — |
 | — | 4:10 | — | — | 4:12 | — | — | 4:12 | — | — | 4:13 | — | — | 4:14 | — | — | 4:14 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be well below freezing (max -10°C on Sat night, min -15°C on Sun night). Mainly near gales.
Fortress Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Tue morning. Temperatures will be well below freezing (max -6°C on Thu morning, min -12°C on Tue morning). Winds decreasing (strong winds from the SW on Tue morning, calm by Wed 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.