– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 9 pm Thu 18 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Thu 18 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Thu 18 Dec Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 7mm) on Thu night. Becoming colder with heavy fall of snow, heaviest during Fri afternoon. Freeze-thaw conditions (max 2°C on Thu night, min -4°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 1°C on Wed morning, min -5°C on Tue afternoon). Wind will be generally light. | ||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | | |  |  | | | | |  | | |  | |
mod. snow | light snow | mod. snow | mod. snow | light snow | light snow | mod. snow | light snow | light snow | light snow | cloudy | light snow | mod. snow | light snow | cloudy | cloudy | light snow | light snow | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
7 | 3 | 7 | 8 | 3 | 5 | 6 | 2 | 4 | 3 | — | 3 | 7 | 1 | — | — | 3 | 3 | — | |
7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 2 | -1 | -2 | -2 | -1 | -1 | -1 | 0 | 0 | -1 | -1 | -1 | -2 | 0 | -1 | -2 | 1 | 1 | -2 |
min°C | -4 | -2 | -3 | -3 | -1 | -1 | -2 | 0 | -1 | -4 | -2 | -2 | -2 | -1 | -5 | -4 | 0 | 0 | -4 |
-7 | -5 | -6 | -6 | -4 | -3 | -4 | -3 | -1 | -7 | -5 | -5 | -4 | -1 | -7 | -7 | -2 | -2 | -4 | |
850 | 650 | 700 | 500 | 900 | 900 | 850 | 950 | 950 | 350 | 750 | 800 | 650 | 900 | 850 | 350 | 1000 | 1200 | 350 | |
Cloud base (m) | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1650 | 1600 | 1600 | 1600 | 1600 | 1600 | 1750 | 1600 | 1600 | 1600 |
 | — | 7:50 | — | — | 7:50 | — | — | 7:50 | — | — | 7:50 | — | — | 7:52 | — | — | 7:52 | — | — |
 | — | — | 4:10 | — | — | 4:10 | — | — | 4:12 | — | — | 4:12 | — | — | 4:13 | — | — | 4:14 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Light rain (total 7mm) on Thu night. Becoming colder with heavy fall of snow, heaviest during Fri afternoon. Freeze-thaw conditions (max 2°C on Thu night, min -4°C on Thu night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 1°C on Wed morning, min -5°C on Tue 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.