– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 am Sun 25 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Sun 25 Oct Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 13mm) heaviest on Sun afternoon, then becoming colder with a dusting of snow on Tue night. Mild temperatures (max 7°C on Mon morning, min 1°C on Tue night). Wind will be generally light. | Days 4–6 Weather SummaryA dusting of snow turning to light rain (total 5mm) on Wed morning. Freeze-thaw conditions (max 5°C on Fri afternoon, min -1°C on Thu morning). Wind will be generally light. | |||||||||||||||||
Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | |  |  |  |  | | | |  | |  | |
light rain | mod. rain | light rain | cloudy | light rain | light rain | light rain | light rain | light snow | light snow | rain shwrs | cloudy | rain shwrs | rain shwrs | cloudy | some clouds | rain shwrs | some clouds | |
Cloud base (m) | 2050 | 1600 | 1650 | 2200 | 1750 | 1600 | 1600 | 1600 | 1600 | 1650 | 1600 | 1650 | 1600 | 1600 | 1600 | 1600 | 1700 | 1650 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | 3 | 2 | — | — | — | — | — | — | — | — |
mm | 1.9 | 5 | 1 | — | 0.4 | 1.6 | 0.7 | 0.9 | 0.7 | 1.5 | 1.8 | — | 0.7 | 0.8 | — | — | 0.4 | — |
max °C | 3 | 4 | 4 | 7 | 7 | 4 | 4 | 4 | 2 | 3 | 3 | 0 | 2 | 4 | 2 | 4 | 5 | 3 |
min °C | 2 | 4 | 3 | 2 | 5 | 4 | 3 | 3 | 1 | 2 | 3 | 0 | -1 | 3 | 0 | -1 | 5 | -1 |
chill °C | 0 | 3 | 1 | 2 | 4 | 3 | 1 | 1 | 1 | 2 | 3 | 0 | -3 | 1 | 0 | -1 | 4 | -1 |
Freezing level m | 1500 | 1650 | 1700 | 2050 | 1850 | 1600 | 1600 | 1500 | 1200 | 1450 | 1450 | 1050 | 1350 | 1450 | 1300 | 1650 | 1750 | 850 |
 | 7:37 | — | — | 7:39 | — | — | 7:39 | — | — | 7:41 | — | — | 7:43 | — | — | 7:45 | — | — |
 | — | 5:57 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — | — | 5:50 | — | — | 5:47 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Moderate rain (total 13mm) heaviest on Sun afternoon, then becoming colder with a dusting of snow on Tue night. Mild temperatures (max 7°C on Mon morning, min 1°C on Tue night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A dusting of snow turning to light rain (total 5mm) on Wed morning. Freeze-thaw conditions (max 5°C on Fri afternoon, min -1°C on Thu morning). 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.