– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 9 pm Wed 11 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Wed 11 Nov Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 1°C on Wed night, min -6°C on Fri night). Mainly gales. | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -3°C on Sat night, min -9°C on Sun night). Winds decreasing (strong winds from the SW on Sun night, calm by Mon night). | |||||||||||||||
Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  | |  | | | | |  |  |  | |  | |
cloudy | cloudy | cloudy | cloudy | light snow | light snow | mod. snow | light snow | light snow | mod. snow | light snow | mod. snow | light snow | some clouds | some clouds | clear | |
Cloud base (m) | 6050 | 1600 | 1600 | 2500 | 1800 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1650 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | 1 | 5 | 7 | 1 | 1 | 9 | 3 | 7 | 4 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 1 | 1 | 1 | 1 | -3 | -3 | -4 | -6 | -5 | -3 | -4 | -6 | -7 | -9 | -8 | -8 |
min °C | 0 | 0 | 0 | -2 | -3 | -3 | -6 | -6 | -6 | -5 | -4 | -6 | -9 | -9 | -9 | -9 |
chill °C | -6 | -6 | -5 | -11 | -13 | -13 | -10 | -12 | -12 | -12 | -10 | -12 | -19 | -17 | -16 | -14 |
Freezing level m | 3100 | 2700 | 2750 | 2850 | 2250 | 2000 | 1800 | 1700 | 1750 | 1800 | 1700 | 1550 | 1250 | 1350 | 1350 | 600 |
 | — | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — |
 | — | — | 4:28 | — | — | 4:27 | — | — | 4:25 | — | — | 4:24 | — | — | 4:23 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 1°C on Wed night, min -6°C on Fri night). Mainly gales.
Fortress Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -3°C on Sat night, min -9°C on Sun night). Winds decreasing (strong winds from the SW on Sun night, calm by Mon 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 |
|---|---|---|---|---|---|
Winthrop Airport (Washington) |  | ||||
Arlington Municipal Airport |  | ||||
Wenatchee Airport |  | ||||
Stampede Pass Airport | | ||||
Everett Airport | |
* 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.