– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 pm Sun 15 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Sun 15 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sun 15 Mar 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 Sun night. Temperatures will be below freezing (max 0°C on Mon morning, min -5°C on Sun night). Winds decreasing (severe gales from the W on Mon night, fresh winds from the WSW by Wed afternoon). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max 0°C on Thu afternoon, min -12°C on Sat morning). Winds decreasing (severe gales from the WSW on Wed night, moderate winds from the WNW by Sat afternoon). | ||||||||||||||||||
Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  | |  | | | | | | |  | |  | |
heavy snow | light snow | light snow | snow shwrs | cloudy | cloudy | light snow | mod. snow | light snow | mod. snow | light snow | light snow | light snow | mod. snow | light snow | light snow | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
18 | 3 | 1 | 2 | — | — | 5 | 7 | 3 | 10 | 3 | 2 | 4 | 10 | 2 | 4 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -1 | 0 | 0 | 0 | -2 | -1 | -1 | -1 | -1 | -1 | -2 | 0 | -1 | -3 | -5 | -8 | -11 | -9 | -7 |
min °C | -5 | 0 | -1 | -3 | -2 | -1 | -2 | -1 | -1 | -2 | -2 | -1 | -2 | -5 | -6 | -11 | -12 | -10 | -8 |
-15 | -9 | -11 | -13 | -12 | -9 | -11 | -9 | -9 | -12 | -12 | -10 | -12 | -15 | -16 | -22 | -23 | -19 | -16 | |
1500 | 3050 | 2350 | 1700 | 2200 | 2350 | 2450 | 2350 | 2500 | 2200 | 2200 | 2600 | 2200 | 1900 | 1750 | 1000 | 1000 | 1250 | 450 | |
Cloud base (m) | 1600 | 1600 | 1600 | 2650 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1800 | 1600 |
 | — | 7:15 | — | — | 7:13 | — | — | 7:11 | — | — | 7:09 | — | — | 7:07 | — | — | 7:05 | — | — |
 | — | — | 7:09 | — | — | 7:10 | — | — | 7:13 | — | — | 7:14 | — | — | 7:15 | — | — | 7:16 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max 0°C on Mon morning, min -5°C on Sun night). Winds decreasing (severe gales from the W on Mon night, fresh winds from the WSW by Wed afternoon).
Fortress Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max 0°C on Thu afternoon, min -12°C on Sat morning). Winds decreasing (severe gales from the WSW on Wed night, moderate winds from the WNW by Sat afternoon).
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.