– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 3 am Fri 13 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Fri 13 Nov Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 32mm), heaviest during Sun morning. Freeze-thaw conditions (max 10°C on Fri morning, min -2°C on Sun night). Wind will be generally light. | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 4°C on Mon morning, min -5°C on Wed night). Wind will be generally light. | |||||||||||||||||
Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | |  |  | | |  | |  | |  | | |
cloudy | light rain | heavy rain | light rain | rain shwrs | mod. rain | mod. rain | light rain | some clouds | clear | clear | some clouds | some clouds | some clouds | snow shwrs | cloudy | light snow | snow shwrs | |
Cloud base (m) | 2750 | 2350 | 1600 | 1600 | 1700 | 1650 | 1600 | 1600 | 1600 | 1600 | 1600 | 1750 | 1600 | 1600 | 1600 | 1750 | 1600 | 1600 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 2 | 1 |
mm | — | 3 | 10 | 0.3 | 0.4 | 8 | 6 | 4 | — | — | — | — | — | — | — | — | — | — |
max °C | 10 | 7 | 5 | 5 | 5 | 4 | 5 | 4 | 2 | 4 | 2 | 1 | 2 | 2 | 0 | 2 | 1 | -1 |
min °C | 8 | 5 | 4 | 4 | 4 | 3 | 4 | 3 | -2 | 3 | -2 | -2 | 1 | -2 | -2 | 1 | 0 | -5 |
chill °C | 6 | 4 | 3 | 3 | 3 | 1 | 3 | 1 | -2 | 3 | -2 | -2 | 0 | -4 | -5 | 0 | 0 | -5 |
Freezing level m | 2350 | 2250 | 1700 | 1700 | 1750 | 1650 | 1650 | 1600 | 1100 | 1450 | 1350 | 1000 | 1200 | 1300 | 800 | 1150 | 1200 | 500 |
 | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — |
 | — | 4:27 | — | — | 4:25 | — | — | 4:24 | — | — | 4:23 | — | — | 4:22 | — | — | 4:22 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Heavy rain (total 32mm), heaviest during Sun morning. Freeze-thaw conditions (max 10°C on Fri morning, min -2°C on Sun night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 4°C on Mon morning, min -5°C on Wed 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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SHIP3855 |
* 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.