– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 pm Thu 21 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Thu 21 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Thu 21 May Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Temperatures will be slightly above freezing (max 4°C on Fri afternoon, min 1°C on Thu night). Winds increasing (calm on Fri night, fresh winds from the WNW by Sat night). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Mon afternoon. Freeze-thaw conditions (max 4°C on Wed afternoon, min -7°C on Mon night). Winds decreasing (strong winds from the WSW on Sun night, calm by Wed afternoon). | ||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | | | | | |  |  |  | | | | | |  | |
clear | some clouds | some clouds | some clouds | clear | some clouds | some clouds | some clouds | some clouds | some clouds | cloudy | light snow | light snow | some clouds | some clouds | some clouds | some clouds | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 3 | 5 | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 2 | 1 | 4 | 3 | 4 | 4 | 3 | 2 | 2 | 2 | 1 | -1 | -4 | -5 | -4 | -3 | 2 | 4 | 4 |
min °C | 1 | 1 | 4 | 2 | 3 | 3 | 1 | 1 | 2 | 0 | -1 | -3 | -7 | -6 | -5 | -4 | -2 | 3 | 3 |
-2 | -1 | 2 | -2 | -1 | -1 | -6 | -4 | -3 | -8 | -7 | -9 | -13 | -11 | -9 | -9 | -5 | 3 | 3 | |
2900 | 2850 | 3100 | 3200 | 3150 | 3150 | 3000 | 2950 | 2900 | 2800 | 2600 | 2200 | 1600 | 1950 | 2250 | 2050 | 3000 | 3200 | 3500 | |
Cloud base (m) | 9150 | 3000 | 8600 | 2650 | 1650 | 4800 | 2950 | 6050 | 2100 | 1700 | 1600 | 1600 | 1900 | 1600 | 1800 | 2250 | 1700 | ||
 | — | 5:16 | — | — | 5:15 | — | — | 5:13 | — | — | 5:13 | — | — | 5:11 | — | — | 5:11 | — | — |
 | — | — | — | 8:44 | — | — | 8:45 | — | — | 8:46 | — | — | 8:47 | — | — | 8:49 | — | — | 8:50 |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mostly dry. Temperatures will be slightly above freezing (max 4°C on Fri afternoon, min 1°C on Thu night). Winds increasing (calm on Fri night, fresh winds from the WNW by Sat night).
Fortress Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Mon afternoon. Freeze-thaw conditions (max 4°C on Wed afternoon, min -7°C on Mon night). Winds decreasing (strong winds from the WSW on Sun night, calm by Wed 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.