– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 13mm) heaviest on Tue night, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 5°C on Tue morning, min -4°C on Thu morning). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of snow turning to light rain (total 9mm) on Fri morning. Freeze-thaw conditions (max 4°C on Sat afternoon, min -3°C on Fri night). Wind will be generally light. | |||||||||||||||
Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  |  | | | |  |  | | | |
light rain | light rain | light rain | light snow | light snow | light rain | some clouds | clear | rain shwrs | some clouds | light snow | rain shwrs | cloudy | cloudy | cloudy | some clouds | |
Cloud base (m) | 1600 | 1600 | 1600 | 1600 | 1650 | 1600 | 1650 | 1750 | 1850 | 2400 | 1600 | 1600 | 2350 | 2400 | 2300 | 1950 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | 2 | 1 | — | — | — | — | — | 1 | — | — | — | — | — |
mm | 0.6 | 0.4 | 1.3 | 6 | 1 | 4 | — | — | 0.3 | — | 5 | 4 | — | — | — | — |
max °C | 4 | 5 | 5 | 3 | 3 | 4 | 0 | 2 | 4 | 1 | 2 | 3 | -2 | 2 | 4 | 0 |
min °C | 4 | 3 | 4 | 1 | 1 | 2 | -3 | -4 | 3 | -2 | 1 | 2 | -3 | -2 | 3 | -2 |
chill °C | 3 | 2 | 3 | 1 | 1 | 1 | -3 | -4 | 1 | -4 | 1 | 2 | -3 | -2 | 3 | -2 |
Freezing level m | 1650 | 1700 | 1600 | 1150 | 1400 | 1350 | 500 | 1350 | 1450 | 1050 | 1350 | 1400 | 650 | 1350 | 1500 | 750 |
 | — | 7:39 | — | — | 7:41 | — | — | 7:43 | — | — | 7:45 | — | — | 7:47 | — | — |
 | — | — | 5:52 | — | — | 5:52 | — | — | 5:50 | — | — | 5:47 | — | — | 5:46 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Moderate rain (total 13mm) heaviest on Tue night, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 5°C on Tue morning, min -4°C on Thu morning). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A dusting of snow turning to light rain (total 9mm) on Fri morning. Freeze-thaw conditions (max 4°C on Sat afternoon, min -3°C on Fri night). Wind will be generally light.
This table gives the weather forecast for Fortress Mountain at the specific elevation of 1000 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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* 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.