– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 pm Tue 27 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Tue 27 Oct 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 17mm) on Tue night, Becoming colder with a light covering of snow, mostly falling on Wed morning. Freeze-thaw conditions (max 5°C on Tue afternoon, min -4°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 6mm) at first, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 4°C on Mon morning, min -5°C on Sun night). Wind will be generally light. | ||||||||||||||||
Tue 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  |  | |  | |  | | | | | | |
light rain | light snow | light snow | light rain | cloudy | some clouds | rain shwrs | some clouds | light rain | mod. rain | light snow | cloudy | light rain | some clouds | some clouds | cloudy | some clouds | |
Cloud base (m) | 1600 | 1650 | 1600 | 1600 | 1600 | 1800 | 1600 | 1650 | 1650 | 1600 | 1600 | 1650 | 2100 | 1900 | 1600 | 1600 | 1600 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | 2 | 4 | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
mm | 1.9 | 8 | 4 | 2 | — | — | 0.7 | — | 0.5 | 6 | — | — | 0.2 | — | — | — | — |
max °C | 5 | 3 | 2 | 3 | -1 | 1 | 3 | -1 | 3 | 3 | 1 | 2 | 3 | 0 | 1 | 2 | -3 |
min °C | 4 | 1 | 1 | 2 | -3 | -3 | 2 | -4 | 0 | 3 | -1 | -2 | 3 | -4 | -3 | 1 | -5 |
chill °C | 3 | 0 | 1 | 2 | -3 | -5 | 0 | -7 | -2 | 1 | -1 | -4 | 3 | -4 | -5 | -1 | -5 |
Freezing level m | 1600 | 1150 | 1300 | 1350 | 800 | 1200 | 1350 | 400 | 1400 | 1400 | 900 | 1300 | 1450 | 650 | 1200 | 1150 | 250 |
 | — | — | 7:41 | — | — | 7:43 | — | — | 7:45 | — | — | 7:47 | — | — | 6:48 | — | — |
 | 5:52 | — | — | 5:52 | — | — | 5:50 | — | — | 5:47 | — | — | 5:46 | — | — | 4:45 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mild with moderate rain (total 17mm) on Tue night, Becoming colder with a light covering of snow, mostly falling on Wed morning. Freeze-thaw conditions (max 5°C on Tue afternoon, min -4°C on Thu night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Light rain (total 6mm) at first, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 4°C on Mon morning, min -5°C on Sun 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.