– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 pm Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMild with moderate rain (total 19mm) on Fri afternoon, Becoming colder with a light covering of snow, mostly falling on Fri afternoon. Freeze-thaw conditions (max 9°C on Thu afternoon, min -3°C on Fri night). Wind will be generally light. | Days 5–7 Weather SummaryModerate rain (total 16mm) heaviest on Tue afternoon, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 6°C on Sun afternoon, min -2°C on Tue night). Winds increasing (light winds from the W on Sun afternoon, fresh winds from the WSW by Tue afternoon). | ||||||||||||||||
Thu 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | |  |  | | | | |  | |  | | |
cloudy | mod. rain | mod. rain | light snow | light snow | some clouds | some clouds | some clouds | clear | clear | some clouds | some clouds | some clouds | light rain | mod. rain | heavy rain | light snow | |
Cloud base (m) | 3150 | 1650 | 1650 | 1600 | 1600 | 1600 | 1800 | 6400 | 6450 | 5650 | 6700 | 2750 | 1700 | 1600 | 1600 | 1600 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | 2 |
mm | — | 7 | 6 | 6 | — | — | — | — | — | — | — | — | — | 0.4 | 5 | 11 | — |
max °C | 9 | 7 | 3 | 2 | -1 | 0 | 3 | 1 | 5 | 6 | 3 | 5 | 6 | 4 | 3 | 4 | 0 |
min °C | 9 | 4 | 2 | 1 | -3 | -2 | 3 | 0 | 1 | 6 | 1 | 2 | 5 | 3 | 3 | 3 | -2 |
chill °C | 7 | 1 | 0 | -4 | -10 | -6 | 1 | 0 | 1 | 5 | -2 | 0 | 2 | -2 | -2 | -3 | -9 |
Freezing level m | 3500 | 2800 | 2400 | 2200 | 1450 | 2050 | 2450 | 2150 | 2700 | 2750 | 2500 | 2750 | 2650 | 3150 | 2850 | 2500 | 1650 |
 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — |
 | 6:58 | — | — | 6:54 | — | — | 6:52 | — | — | 6:51 | — | — | 6:49 | — | — | 6:46 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mild with moderate rain (total 19mm) on Fri afternoon, Becoming colder with a light covering of snow, mostly falling on Fri afternoon. Freeze-thaw conditions (max 9°C on Thu afternoon, min -3°C on Fri night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Moderate rain (total 16mm) heaviest on Tue afternoon, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 6°C on Sun afternoon, min -2°C on Tue night). Winds increasing (light winds from the W on Sun afternoon, fresh winds from the WSW by Tue afternoon).
This table gives the weather forecast for Fortress Mountain at the specific elevation of 2000 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
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Winthrop Airport (Washington) |  | ||||
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BUOY-PBFW1 |
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.