– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 am Mon 31 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryDrizzle on Tue night turning to light snow on Wed night. Freeze-thaw conditions (max 8°C on Mon afternoon, min -4°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 1°C on Sat afternoon, min -4°C on Thu morning). Wind will be generally light. | |||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | |  |  |  | |  | |  | | | | | |
clear | clear | clear | some clouds | risk tstorm | rain shwrs | clear | snow shwrs | mod. snow | light snow | some clouds | some clouds | some clouds | cloudy | some clouds | cloudy | cloudy | clear | |
Cloud base (m) | 9000 | 3550 | 5950 | 4950 | 2950 | 1700 | 1750 | 2050 | 1600 | 1600 | 1700 | 1600 | 1850 | 2150 | 2600 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | 1 | 6 | 1 | — | — | — | — | — | — | — | — |
mm | — | — | — | — | 0.7 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 7 | 8 | 7 | 8 | 8 | 5 | 2 | 1 | 0 | -4 | -2 | -2 | -1 | 0 | 0 | 0 | 1 | 1 |
min °C | 5 | 7 | 7 | 7 | 7 | 2 | 1 | 1 | -4 | -4 | -3 | -3 | -2 | -1 | -1 | 0 | 0 | 0 |
chill °C | 2 | 6 | 7 | 5 | 5 | -1 | -3 | -3 | -10 | -11 | -8 | -6 | -2 | -4 | -4 | 0 | -2 | -3 |
Freezing level m | 3650 | 3750 | 3850 | 3700 | 3600 | 3400 | 2800 | 2850 | 2350 | 2100 | 2400 | 2150 | 2500 | 2650 | 2550 | 2650 | 2700 | 2650 |
 | 6:18 | — | — | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — | 6:24 | — | — | 6:26 | — | — |
 | — | 7:46 | — | — | 7:45 | — | — | 7:43 | — | — | 7:40 | — | — | 7:38 | — | — | 7:37 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Drizzle on Tue night turning to light snow on Wed night. Freeze-thaw conditions (max 8°C on Mon afternoon, min -4°C on Wed night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 1°C on Sat afternoon, min -4°C on Thu morning). Wind will be generally light.
This table gives the weather forecast for Fortress Mountain at the specific elevation of 2670 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.