– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 3 pm Fri 02 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Fri 02 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Fri 02 Jan Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Sat morning. Temperatures will be below freezing (max -3°C on Fri night, min -13°C on Sun night). Winds increasing (light winds from the S on Fri night, near gales from the WSW by Sun morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Tue morning. Extremely cold (max -11°C on Tue morning, min -16°C on Wed night). Winds increasing (moderate winds from the W on Mon afternoon, gales from the WNW by Thu morning). | ||||||||||||||||
Fri 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | |  | |  | | | | |  | |
light snow | light snow | heavy snow | cloudy | mod. snow | heavy snow | light snow | light snow | light snow | snow shwrs | light snow | mod. snow | mod. snow | mod. snow | light snow | mod. snow | heavy snow | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
1 | 4 | 13 | — | 7 | 15 | 4 | 2 | 3 | 2 | 2 | 10 | 10 | 8 | 1 | 6 | 13 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -4 | -3 | -6 | -7 | -6 | -7 | -11 | -10 | -12 | -13 | -14 | -11 | -11 | -15 | -13 | -14 | -15 |
min °C | -4 | -4 | -6 | -7 | -8 | -10 | -11 | -13 | -12 | -14 | -15 | -13 | -13 | -15 | -14 | -15 | -16 |
-12 | -9 | -15 | -14 | -14 | -22 | -22 | -24 | -20 | -25 | -27 | -25 | -26 | -29 | -24 | -27 | -31 | |
1800 | 1700 | 1350 | 1400 | 1250 | 1300 | 1150 | 500 | 800 | 700 | 250 | 750 | 950 | 300 | 500 | 700 | 450 | |
Cloud base (m) | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1650 | 1600 | 1600 |
 | — | — | 7:54 | — | — | 7:52 | — | — | 7:52 | — | — | 7:52 | — | — | 7:52 | — | — |
 | 4:21 | — | — | 4:22 | — | — | 4:22 | — | — | 4:24 | — | — | 4:25 | — | — | 4:27 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A heavy fall of snow, heaviest during Sat morning. Temperatures will be below freezing (max -3°C on Fri night, min -13°C on Sun night). Winds increasing (light winds from the S on Fri night, near gales from the WSW by Sun morning).
Fortress Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Tue morning. Extremely cold (max -11°C on Tue morning, min -16°C on Wed night). Winds increasing (moderate winds from the W on Mon afternoon, gales from the WNW by Thu morning).
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.