– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 pm Sun 24 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Sun 24 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sun 24 May 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 Mon afternoon. Freeze-thaw conditions (max 8°C on Wed afternoon, min -5°C on Mon night). Winds decreasing (strong winds from the SW on Sun night, calm by Wed afternoon). | Days 5–7 Weather SummaryHeavy rain (total 20mm), heaviest during Fri morning. Later becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 9°C on Thu afternoon, min -4°C on Sat morning). Wind will be generally light. | ||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  |  | |  | |  |  |  |  | | | | | |
some clouds | cloudy | light snow | light snow | light snow | cloudy | cloudy | clear | clear | clear | clear | risk tstorm | risk tstorm | heavy rain | light rain | light snow | cloudy | cloudy | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | 4 | 5 | 3 | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | 1.2 | 6 | 12 | 0.6 | — | — | — | — | |
max °C | 3 | -1 | -1 | -4 | -4 | -2 | 4 | 6 | 8 | 7 | 7 | 9 | 9 | 3 | 2 | -1 | -4 | -2 | -2 |
min °C | -1 | -1 | -2 | -5 | -5 | -3 | 0 | 4 | 7 | 5 | 6 | 8 | 4 | 3 | 1 | -3 | -4 | -3 | -3 |
-9 | -8 | -6 | -9 | -9 | -8 | -5 | 2 | 7 | 4 | 6 | 8 | 3 | 2 | -2 | -6 | -7 | -7 | -7 | |
2800 | 2550 | 2250 | 1850 | 1950 | 2300 | 3450 | 3700 | 3800 | 3750 | 3650 | 3850 | 3900 | 3200 | 2850 | 2200 | 1850 | 2250 | 1750 | |
Cloud base (m) | 5500 | 2500 | 1800 | 1600 | 1600 | 1600 | 1650 | 1600 | 2650 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1650 | |||
 | — | 5:13 | — | — | 5:11 | — | — | 5:11 | — | — | 5:09 | — | — | 5:09 | — | — | 5:09 | — | — |
 | — | — | — | 8:47 | — | — | 8:49 | — | — | 8:50 | — | — | 8:51 | — | — | 8:52 | — | — | 8:52 |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A moderate fall of snow, heaviest on Mon afternoon. Freeze-thaw conditions (max 8°C on Wed afternoon, min -5°C on Mon night). Winds decreasing (strong winds from the SW on Sun night, calm by Wed afternoon).
Fortress Mountain Weather (Days 3-6):
Heavy rain (total 20mm), heaviest during Fri morning. Later becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 9°C on Thu afternoon, min -4°C on Sat 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.