– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 am Sat 24 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Sat 24 Oct Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 8mm), mostly falling on Sat afternoon. Mild temperatures (max 9°C on Sat morning, min 2°C on Mon night). Wind will be generally light. | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Tue night. Becoming milder with light rain (total 4mm) on Wed afternoon. Freeze-thaw conditions (max 5°C on Tue afternoon, min -1°C on Wed morning). Wind will be generally light. | |||||||||||||||||
Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  | | |  | | | |  | |  | |
some clouds | light rain | light rain | cloudy | light rain | some clouds | some clouds | light rain | rain shwrs | light rain | light rain | light snow | light rain | light rain | light snow | light snow | light snow | cloudy | |
Cloud base (m) | 3250 | 2400 | 2500 | 2300 | 2600 | 1600 | 2750 | 2350 | 1600 | 1600 | 1600 | 1600 | 1650 | 1600 | 1600 | 1600 | 1600 | 1600 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 2 | 1 | 1 | — |
mm | — | 3 | 2 | — | 0.2 | — | — | 1.3 | 1.4 | 0.2 | 0.4 | 0.2 | 0.2 | 3 | — | — | 0.8 | — |
max °C | 9 | 9 | 5 | 6 | 8 | 5 | 9 | 9 | 4 | 4 | 5 | 3 | 3 | 3 | 2 | 2 | 3 | 0 |
min °C | 4 | 5 | 3 | 3 | 8 | 3 | 4 | 6 | 2 | 3 | 4 | 1 | -1 | 3 | 0 | 1 | 2 | -1 |
chill °C | 4 | 5 | 1 | 1 | 7 | 1 | 4 | 5 | 0 | 1 | 2 | 0 | -1 | 3 | 0 | 1 | 2 | -1 |
Freezing level m | 2350 | 1850 | 1600 | 1950 | 2200 | 1600 | 2350 | 2000 | 1500 | 1650 | 1700 | 1200 | 1400 | 1450 | 1100 | 1300 | 1300 | 850 |
 | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — | 7:39 | — | — | 7:41 | — | — | 7:43 | — | — |
 | — | 5:58 | — | — | 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 8mm), mostly falling on Sat afternoon. Mild temperatures (max 9°C on Sat morning, min 2°C on Mon night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Tue night. Becoming milder with light rain (total 4mm) on Wed afternoon. Freeze-thaw conditions (max 5°C on Tue afternoon, min -1°C on Wed 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.