– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 3 am Wed 11 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Wed 11 Nov Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 4°C on Wed morning, min -1°C on Fri night). Winds increasing (light winds from the S on Thu morning, fresh winds from the SE by Fri afternoon). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max 0°C on Sat morning, min -6°C on Mon afternoon). Wind will be generally light. | |||||||||||||||||
Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | | |  |  | |  |  |  | | | |  | |
some clouds | some clouds | cloudy | cloudy | some clouds | cloudy | cloudy | cloudy | light snow | snow shwrs | snow shwrs | mod. snow | mod. snow | light snow | light snow | some clouds | some clouds | some clouds | |
Cloud base (m) | 2900 | 1600 | 6500 | 1600 | 2250 | 1600 | 1700 | 1700 | 2700 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | 3 | 1 | 1 | 6 | 7 | 4 | 2 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 4 | 3 | 2 | 4 | 3 | 2 | 3 | 2 | 0 | 0 | -1 | -1 | -1 | -2 | -2 | -4 | -4 | -5 |
min °C | 3 | 2 | 2 | 3 | 2 | 1 | 2 | 0 | -1 | -1 | -2 | -1 | -2 | -2 | -4 | -4 | -6 | -6 |
chill °C | 0 | -1 | -2 | 0 | -2 | -5 | -4 | -7 | -4 | -5 | -6 | -5 | -6 | -6 | -9 | -8 | -10 | -10 |
Freezing level m | 2850 | 3100 | 3000 | 2800 | 2900 | 3050 | 2500 | 2250 | 1950 | 1900 | 1850 | 1750 | 1600 | 1550 | 1550 | 1450 | 1300 | 650 |
 | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — |
 | — | 4:30 | — | — | 4:28 | — | — | 4:27 | — | — | 4:25 | — | — | 4:24 | — | — | 4:23 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A dusting of new snow. Freeze-thaw conditions (max 4°C on Wed morning, min -1°C on Fri night). Winds increasing (light winds from the S on Thu morning, fresh winds from the SE by Fri afternoon).
Fortress Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max 0°C on Sat morning, min -6°C on Mon afternoon). 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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* 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.