– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 4 am Mon 11 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Mon 11 May Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 11 May Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 9°C on Tue afternoon, min -7°C on Wed night). Winds increasing (light winds from the WSW on Mon afternoon, gales from the WNW by Wed night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -3°C on Thu night, min -11°C on Fri night). Winds decreasing (near gales from the WNW on Fri night, light winds from the N by Sat night). | |||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  |  |  | | | | |  |  |  | | | |
clear | clear | clear | some clouds | some clouds | some clouds | light rain | light snow | mod. snow | light snow | some clouds | clear | light snow | mod. snow | heavy snow | snow shwrs | some clouds | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | 4 | 7 | 2 | — | — | 1 | 7 | 17 | 1 | — | — | |
— | — | — | — | — | — | 0.3 | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 2 | 4 | 5 | 8 | 9 | 7 | 3 | -1 | -4 | -6 | -4 | -3 | -5 | -6 | -10 | -9 | -6 | -5 |
min °C | 0 | 3 | 4 | 7 | 9 | 4 | 1 | -3 | -7 | -6 | -4 | -5 | -5 | -8 | -11 | -10 | -8 | -6 |
-4 | 1 | 1 | 4 | 7 | 1 | -1 | -12 | -18 | -15 | -12 | -13 | -12 | -18 | -23 | -20 | -14 | -10 | |
3050 | 3150 | 3550 | 3850 | 3750 | 3700 | 2900 | 1950 | 1600 | 1750 | 1950 | 1400 | 1850 | 1650 | 1050 | 1450 | 1750 | 1100 | |
Cloud base (m) | 9050 | 6600 | 8800 | 5200 | 1800 | 1600 | 1600 | 1600 | 1600 | 1600 | 2000 | 1600 | 1600 | 1600 | 1600 | 1800 | ||
 | 5:30 | — | — | 5:28 | — | — | 5:26 | — | — | 5:26 | — | — | 5:24 | — | — | 5:22 | — | — |
 | — | — | 8:30 | — | — | 8:31 | — | — | 8:32 | — | — | 8:34 | — | — | 8:36 | — | — | 8:37 |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A moderate fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 9°C on Tue afternoon, min -7°C on Wed night). Winds increasing (light winds from the WSW on Mon afternoon, gales from the WNW by Wed night).
Fortress Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -3°C on Thu night, min -11°C on Fri night). Winds decreasing (near gales from the WNW on Fri night, light winds from the N by Sat 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.