– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 3 am Thu 21 Nov Local TimeUpdates in: hr min sUpdate imminent
Fortress MountainWeather Forecast, United States
Issued: 3 am Thu 21 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Thu 21 Nov 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 Thu night. Temperatures will be below freezing (max -3°C on Fri morning, min -11°C on Sat night). Winds decreasing (strong winds from the SE on Thu night, calm by Fri night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Sun morning. Temperatures will be well below freezing (max -7°C on Tue night, min -11°C on Sun night). Winds increasing (calm on Mon afternoon, fresh winds from the NW by Tue night). | Days 7–9 Weather SummaryA heavy fall of snow, heaviest during Fri night. Temperatures will be well below freezing (max -7°C on Wed morning, min -14°C on Thu night). Winds increasing (moderate winds from the WNW on Wed night, gales from the W by Thu night). | Days 10–12 Weather SummaryA heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -4°C on Sun morning, min -16°C on Mon night). Winds decreasing (gales from the W on Sun night, light winds from the NNW by Mon night). | |||||||||||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | Sunday 1 | Monday 2 | |||||||||||||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | |  |  | | | | | |  | | |  |  | | | | |  | | | |  | | |  |  | | | | | |
cloudy | cloudy | mod. snow | light snow | light snow | snow shwrs | cloudy | some clouds | cloudy | light snow | light snow | cloudy | cloudy | light snow | some clouds | some clouds | some clouds | clear | clear | clear | some clouds | some clouds | some clouds | heavy snow | light snow | light snow | heavy snow | snow shwrs | cloudy | snow shwrs | mod. snow | heavy snow | heavy snow | snow shwrs | snow shwrs | clear | |
km/h | ||||||||||||||||||||||||||||||||||||
 |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||||
— | — | 9 | 5 | 4 | 2.0 | — | — | — | 2.0 | 1.0 | — | — | 2.0 | — | — | — | — | — | — | — | — | — | 20 | 3 | 2.0 | 36 | 9 | — | 7 | 7 | 12 | 34 | 5 | 1.0 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -8 | -8 | -5 | -3 | -6 | -8 | -8 | -9 | -10 | -10 | -10 | -10 | -8 | -8 | -9 | -8 | -9 | -7 | -7 | -8 | -8 | -9 | -11 | -11 | -13 | -12 | -7 | -8 | -8 | -5 | -4 | -4 | -6 | -11 | -13 | -15 |
min°C | -8 | -8 | -7 | -4 | -8 | -9 | -9 | -10 | -11 | -10 | -10 | -11 | -9 | -9 | -10 | -8 | -9 | -9 | -8 | -8 | -9 | -10 | -12 | -14 | -14 | -13 | -11 | -8 | -8 | -7 | -4 | -5 | -8 | -12 | -15 | -16 |
-14 | -15 | -13 | -11 | -14 | -13 | -15 | -17 | -17 | -16 | -15 | -15 | -12 | -9 | -14 | -16 | -18 | -18 | -17 | -17 | -18 | -20 | -23 | -27 | -26 | -24 | -22 | -20 | -20 | -17 | -14 | -16 | -20 | -24 | -26 | -25 | |
1050 | 1200 | 900 | 1350 | 1500 | 900 | 1200 | 1200 | 350 | 850 | 1000 | 300 | 800 | 1000 | 0 | 1050 | 950 | 600 | 700 | 800 | 0 | 650 | 800 | 750 | 750 | 700 | 750 | 1400 | 1150 | 1000 | 1550 | 1400 | 1350 | 1150 | 350 | 0 | |
Cloud base (m) | 1950 | 2000 | 1600 | 1600 | 1600 | 1600 | 1650 | 1600 | 1900 | 1800 | 1650 | 1650 | 1800 | 1650 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1550 | 1600 | 1600 | 1600 | 1600 | 1600 | 2000 | 1600 | 1600 | 1600 | 1600 | 1650 | |
 | 7:20 | — | — | 7:22 | — | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — | 7:28 | — | — | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — | 7:33 | — | — | 7:35 | — | — |
 | — | 4:17 | — | — | 4:16 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:14 | — | — | 4:13 | — | — | 4:13 | — | — | 4:12 | — | — | 4:12 | — | — | 4:10 | — | — | 4:10 | — |
Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -3°C on Fri morning, min -11°C on Sat night). Winds decreasing (strong winds from the SE on Thu night, calm by Fri night).
Fortress Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Sun morning. Temperatures will be well below freezing (max -7°C on Tue night, min -11°C on Sun night). Winds increasing (calm on Mon afternoon, fresh winds from the NW by Tue night).
Fortress Mountain Weather (Days 6-9):
A heavy fall of snow, heaviest during Fri night. Temperatures will be well below freezing (max -7°C on Wed morning, min -14°C on Thu night). Winds increasing (moderate winds from the WNW on Wed night, gales from the W by Thu 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.
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