– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 am Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummarySome drizzle, heaviest during Fri night. Very mild (max 10°C on Thu afternoon, min 3°C on Thu night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Very mild (max 13°C on Tue afternoon, min 3°C on Sun morning). Wind will be generally light. | |||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | |  | | | |  |  | | | | |  | |
rain shwrs | clear | some clouds | cloudy | rain shwrs | light rain | cloudy | light rain | light rain | light rain | rain shwrs | rain shwrs | some clouds | clear | some clouds | clear | clear | clear | |
Cloud base (m) | 2150 | 2850 | 1600 | 1750 | 2750 | 3050 | 3100 | 2650 | 2600 | 1600 | 1750 | 1650 | 1750 | 2300 | 3150 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.1 | — | — | — | 0.1 | 0.3 | — | 0.2 | 0.5 | 0.1 | 0.2 | 0.2 | — | — | — | — | — | — |
max °C | 9 | 10 | 6 | 5 | 8 | 6 | 7 | 8 | 5 | 4 | 5 | 4 | 7 | 10 | 7 | 10 | 13 | 9 |
min °C | 7 | 10 | 3 | 3 | 8 | 5 | 6 | 8 | 3 | 3 | 4 | 3 | 3 | 10 | 5 | 6 | 12 | 8 |
chill °C | 3 | 8 | 0 | 3 | 8 | 3 | 4 | 7 | 0 | 0 | 0 | -1 | 2 | 10 | 5 | 6 | 12 | 8 |
Freezing level m | 3300 | 3000 | 2750 | 2700 | 2950 | 2800 | 2750 | 2850 | 2700 | 2650 | 2700 | 3300 | 3100 | 3100 | 3200 | 3100 | 3450 | 3850 |
 | 6:33 | — | — | 6:33 | — | — | 6:35 | — | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — |
 | — | 7:27 | — | — | 7:24 | — | — | 7:22 | — | — | 7:21 | — | — | 7:17 | — | — | 7:15 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Some drizzle, heaviest during Fri night. Very mild (max 10°C on Thu afternoon, min 3°C on Thu night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 13°C on Tue afternoon, min 3°C on Sun morning). Wind will be generally light.
This table gives the weather forecast for Fortress Mountain at the specific elevation of 2000 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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BUOY-46120 |
* 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.