– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 pm Sat 23 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Sat 23 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sat 23 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 night. Freeze-thaw conditions (max 3°C on Sun night, min -5°C on Mon night). Winds decreasing (strong winds from the SW on Sun night, calm by Mon night). | Days 5–7 Weather SummaryDrizzle at first, then turning colder with dusting of snow on Fri afternoon. Freeze-thaw conditions (max 8°C on Wed afternoon, min -1°C on Tue night). Wind will be generally light. | ||||||||||||||||||
Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  |  |  | | | |  | |  | |  |  |  | |  | |
some clouds | some clouds | some clouds | some clouds | cloudy | light snow | mod. snow | light snow | cloudy | some clouds | clear | clear | clear | clear | risk tstorm | rain shwrs | light rain | light snow | cloudy | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | 2 | 8 | 1 | — | — | — | — | — | — | — | — | — | 2 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.9 | 0.2 | 0.1 | — | — | |
max °C | 2 | 2 | 2 | 3 | 0 | 0 | -2 | -4 | -2 | 2 | 5 | 8 | 7 | 7 | 7 | 7 | 3 | 1 | 0 |
min °C | 0 | 2 | 2 | 0 | -1 | -1 | -5 | -4 | -3 | -1 | 3 | 7 | 5 | 6 | 7 | 4 | 2 | 1 | -1 |
-7 | -3 | -2 | -8 | -6 | -9 | -8 | -7 | -6 | -5 | 3 | 6 | 5 | 5 | 6 | 4 | 2 | -2 | -3 | |
2700 | 3000 | 2950 | 2800 | 2600 | 2500 | 1850 | 2000 | 2300 | 3300 | 3600 | 3750 | 3700 | 3550 | 3600 | 3800 | 3050 | 2850 | 2500 | |
Cloud base (m) | 1600 | 2700 | 2750 | 1800 | 1600 | 1600 | 1600 | 1600 | 2750 | 1650 | 1600 | 1600 | |||||||
 | — | 5:13 | — | — | 5:13 | — | — | 5:11 | — | — | 5:11 | — | — | 5:09 | — | — | 5:09 | — | — |
 | — | — | — | 8:46 | — | — | 8:47 | — | — | 8:49 | — | — | 8:50 | — | — | 8:51 | — | — | 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 night. Freeze-thaw conditions (max 3°C on Sun night, min -5°C on Mon night). Winds decreasing (strong winds from the SW on Sun night, calm by Mon night).
Fortress Mountain Weather (Days 3-6):
Drizzle at first, then turning colder with dusting of snow on Fri afternoon. Freeze-thaw conditions (max 8°C on Wed afternoon, min -1°C on Tue night). 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.