– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Sat 24 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sat 24 Oct Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 5mm), mostly falling on Sat night. Mild temperatures (max 8°C on Sun afternoon, min 2°C on Sat night). Wind will be generally light. | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Wed morning. Becoming milder with light rain (total 7mm) on Wed morning. Freeze-thaw conditions (max 3°C on Tue night, min -3°C on Fri morning). Wind will be generally light. | |||||||||||||||
Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | | | |  |  | |  | | |  | |
light rain | light rain | light rain | rain shwrs | cloudy | light rain | light rain | light rain | light rain | snow shwrs | light snow | light rain | some clouds | light rain | light rain | light snow | |
Cloud base (m) | 2650 | 2750 | 2350 | 2800 | 2350 | 2200 | 1600 | 1600 | 1600 | 1800 | 1600 | 1600 | 1600 | 1700 | 1600 | 1600 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | 1 | 3 | — | — | — | — | 3 |
mm | 1.3 | 0.1 | 0.7 | 0.2 | — | 0.4 | 1.4 | 0.3 | 0.7 | 0.1 | 3 | 1.7 | — | 0.1 | 1.6 | — |
max °C | 5 | 5 | 8 | 5 | 8 | 8 | 4 | 4 | 5 | 3 | 3 | 3 | 1 | 3 | 3 | 1 |
min °C | 2 | 2 | 6 | 2 | 3 | 6 | 3 | 3 | 4 | 1 | 1 | 3 | -2 | -1 | 3 | 0 |
chill °C | 0 | 0 | 5 | 1 | 3 | 5 | 1 | 1 | 2 | 1 | 1 | 2 | -4 | -3 | 1 | -2 |
Freezing level m | 1450 | 1850 | 1950 | 1600 | 2150 | 1900 | 1550 | 1650 | 1550 | 1200 | 1450 | 1450 | 900 | 1400 | 1400 | 1100 |
 | — | 7:37 | — | — | 7:39 | — | — | 7:39 | — | — | 7:41 | — | — | 7:43 | — | — |
 | — | — | 5:57 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — | — | 5:50 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Light rain (total 5mm), mostly falling on Sat night. Mild temperatures (max 8°C on Sun afternoon, min 2°C on Sat night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Wed morning. Becoming milder with light rain (total 7mm) on Wed morning. Freeze-thaw conditions (max 3°C on Tue night, min -3°C on Fri 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.