– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 3 pm Mon 15 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Mon 15 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Mon 15 Dec Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 87mm) on Tue night. Becoming colder with heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 6°C on Mon afternoon, min -3°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sun morning. Freeze-thaw conditions (max 2°C on Thu afternoon, min -7°C on Sat afternoon). Wind will be generally light. | ||||||||||||||||
Mon 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | |  | |  | | | | |  |  | |
mod. rain | light snow | light snow | heavy rain | heavy snow | light snow | light snow | light snow | mod. snow | mod. snow | mod. snow | light snow | light snow | light snow | light snow | some clouds | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | 3 | 3 | — | 17 | 5 | 3 | 1 | 8 | 6 | 10 | 1 | 2 | 4 | 1 | — | — | |
7 | 3 | 10 | 29 | 39 | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 6 | 2 | 3 | 3 | 3 | -1 | -1 | -2 | -1 | 2 | -2 | -2 | -2 | -3 | 0 | -3 | -5 |
min°C | 4 | 1 | 2 | 3 | -1 | -1 | -2 | -3 | -2 | 2 | -6 | -3 | -3 | -4 | -1 | -7 | -7 |
1 | -1 | 1 | 1 | -4 | -6 | -4 | -6 | -6 | -1 | -9 | -6 | -5 | -7 | -3 | -7 | -10 | |
1900 | 1250 | 1250 | 1500 | 1450 | 800 | 850 | 550 | 850 | 1250 | 650 | 600 | 650 | 450 | 850 | 450 | 0 | |
Cloud base (m) | 1600 | 1600 | 1600 | 1550 | 1600 | 1650 | 1600 | 1600 | 1550 | 1550 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 |
 | — | — | 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: Heavy rain (total 87mm) on Tue night. Becoming colder with heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 6°C on Mon afternoon, min -3°C on Wed night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Sun morning. Freeze-thaw conditions (max 2°C on Thu afternoon, min -7°C on Sat afternoon). Wind will be generally light.
This table gives the weather forecast for Fortress Mountain at the specific elevation of 1000 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.