– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 am Tue 14 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Tue 14 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Tue 14 Apr 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 Tue night. Temperatures will be well below freezing (max -8°C on Tue night, min -15°C on Tue night). Winds decreasing (gales from the WSW on Tue night, calm by Thu night). | Days 4–6 Weather SummaryMostly dry. Freeze-thaw conditions (max 2°C on Sun afternoon, min -9°C on Fri morning). Wind will be generally light. | |||||||||||||||||
Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | |  | | | |  | | | | | | | |
light snow | heavy snow | heavy snow | clear | light snow | clear | clear | some clouds | clear | clear | clear | some clouds | clear | some clouds | some clouds | some clouds | clear | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
3 | 15 | 24 | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -9 | -9 | -8 | -14 | -13 | -13 | -11 | -10 | -9 | -7 | -6 | -5 | -3 | -2 | -1 | 1 | 2 | 2 |
min °C | -10 | -9 | -15 | -15 | -14 | -14 | -13 | -10 | -10 | -9 | -6 | -6 | -4 | -3 | -2 | 0 | 2 | 2 |
-19 | -21 | -26 | -25 | -22 | -22 | -22 | -18 | -18 | -9 | -6 | -6 | -8 | -6 | -4 | -2 | 0 | -1 | |
1400 | 1400 | 300 | 900 | 1000 | 0 | 1000 | 1150 | 250 | 1200 | 1600 | 950 | 2050 | 2400 | 2150 | 2900 | 2950 | 3100 | |
Cloud base (m) | 1600 | 1550 | 1600 | 1700 | 1700 | 1650 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1850 | 7700 | 2550 | 8500 | |
 | 6:16 | — | — | 6:13 | — | — | 6:11 | — | — | 6:09 | — | — | 6:07 | — | — | 6:07 | — | — |
 | — | 7:52 | — | — | 7:52 | — | — | 7:54 | — | — | 7:55 | — | — | 7:58 | — | — | 7:59 | — |
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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 well below freezing (max -8°C on Tue night, min -15°C on Tue night). Winds decreasing (gales from the WSW on Tue night, calm by Thu night).
Fortress Mountain Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 2°C on Sun afternoon, min -9°C on Fri morning). Wind will be generally light.
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.