– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 pm Sun 25 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sun 25 Oct 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 Tue night. Temperatures will be below freezing (max 0°C on Mon morning, min -5°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of new snow. Temperatures will be below freezing (max -2°C on Fri afternoon, min -6°C on Wed night). Wind will be generally light. | ||||||||||||||||
Sun 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  |  | | | | |  |  | | |  | |
light snow | cloudy | cloudy | cloudy | cloudy | cloudy | snow shwrs | heavy snow | light snow | snow shwrs | cloudy | snow shwrs | some clouds | light snow | some clouds | some clouds | some clouds | |
Cloud base (m) | 1600 | 1700 | 1700 | 1700 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1650 | 1600 | 1600 | 1600 | 1600 | 1800 | 1900 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | 2 | — | — | — | — | — | 2 | 15 | 2 | 1 | — | 1 | — | 2 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -1 | -1 | 0 | 0 | -2 | -3 | -3 | -5 | -4 | -4 | -5 | -4 | -3 | -4 | -3 | -2 | -3 |
min °C | -1 | -2 | -2 | -1 | -3 | -3 | -4 | -5 | -5 | -4 | -6 | -6 | -3 | -4 | -4 | -2 | -6 |
chill °C | -5 | -7 | -5 | -4 | -8 | -8 | -10 | -11 | -7 | -6 | -10 | -12 | -8 | -9 | -7 | -5 | -6 |
Freezing level m | 1700 | 1600 | 2000 | 1800 | 1600 | 1550 | 1400 | 1100 | 1400 | 1450 | 1100 | 1400 | 1450 | 1300 | 1600 | 1700 | 1050 |
 | — | — | 7:39 | — | — | 7:39 | — | — | 7:41 | — | — | 7:43 | — | — | 7:45 | — | — |
 | 5:57 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — | — | 5:50 | — | — | 5:47 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max 0°C on Mon morning, min -5°C on Tue night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A dusting of new snow. Temperatures will be below freezing (max -2°C on Fri afternoon, min -6°C on Wed night). Wind will be generally light.
This table gives the weather forecast for Fortress Mountain at the specific elevation of 2000 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.