– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Tue 22 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 22 Sep Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 8mm) at first, then becoming colder with a dusting of snow on Fri afternoon. Freeze-thaw conditions (max 9°C on Thu morning, min -1°C on Fri afternoon). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 6°C on Sun afternoon, min -4°C on Fri night). Wind will be generally light. | |||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  |  |  |  | | | | | | | |
some clouds | some clouds | clear | some clouds | some clouds | cloudy | light rain | rain shwrs | light snow | snow shwrs | clear | clear | some clouds | cloudy | some clouds | some clouds | |
Cloud base (m) | 1600 | 6850 | 2700 | 6550 | 5000 | 3400 | 1600 | 2450 | 1650 | 1650 | 1650 | 2100 | 6650 | 6600 | 6150 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | 3 | 1 | — | — | — | — | — | — |
mm | — | — | — | — | — | — | 3 | 5 | — | — | — | — | — | — | — | — |
max °C | 5 | 6 | 7 | 5 | 9 | 9 | 7 | 4 | 0 | -2 | 0 | 3 | 1 | 5 | 6 | 3 |
min °C | 2 | 3 | 7 | 4 | 5 | 9 | 3 | 3 | -1 | -4 | -3 | 2 | 0 | 1 | 6 | 1 |
chill °C | -2 | 0 | 5 | 1 | 3 | 7 | 0 | 0 | -7 | -10 | -8 | -1 | 0 | 1 | 6 | -2 |
Freezing level m | 2850 | 2850 | 2850 | 3250 | 3350 | 3250 | 2700 | 2500 | 1800 | 1350 | 2050 | 2400 | 2400 | 2850 | 2700 | 2400 |
 | — | 6:50 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — |
 | — | — | 7:00 | — | — | 6:58 | — | — | 6:54 | — | — | 6:52 | — | — | 6:51 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Light rain (total 8mm) at first, then becoming colder with a dusting of snow on Fri afternoon. Freeze-thaw conditions (max 9°C on Thu morning, min -1°C on Fri afternoon). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 6°C on Sun afternoon, min -4°C on Fri night). Wind will be generally light.
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.