– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 4 am Tue 01 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Tue 01 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Tue 01 Sep Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMild at first with light rain (total 4mm) on Tue night followed by colder weather and light fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 8°C on Tue morning, min -2°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 6°C on Sun afternoon, min -1°C on Fri morning). Wind will be generally light. | |||||||||||||||||
Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | |  |  | | | | | | | | | |
some clouds | risk tstorm | rain shwrs | clear | light snow | mod. snow | snow shwrs | snow shwrs | some clouds | cloudy | light snow | some clouds | clear | some clouds | rain shwrs | some clouds | some clouds | some clouds | |
Cloud base (m) | 4600 | 2900 | 1650 | 1900 | 2050 | 1600 | 1700 | 2150 | 2500 | 2600 | 2500 | 2650 | 2550 | 2950 | 3850 | 3050 | 3200 | 8450 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | 2 | 8 | 2 | 2 | — | — | 2 | — | — | — | — | — | — | — |
mm | — | 1.3 | 3 | — | — | — | — | — | — | — | — | — | — | — | 0.2 | — | — | — |
max °C | 8 | 8 | 5 | 2 | 1 | 0 | -2 | -1 | -1 | -1 | 0 | 0 | 2 | 3 | 3 | 4 | 6 | 5 |
min °C | 7 | 7 | 3 | 1 | 1 | -2 | -2 | -2 | -2 | -1 | 0 | -1 | 0 | 3 | 2 | 2 | 6 | 4 |
chill °C | 5 | 6 | -1 | -3 | -4 | -2 | -5 | -5 | -5 | -1 | 0 | -5 | -4 | 1 | -1 | -1 | 4 | 2 |
Freezing level m | 3700 | 3550 | 3400 | 2750 | 2800 | 2550 | 2400 | 2500 | 2250 | 2600 | 2700 | 2550 | 2950 | 3000 | 3100 | 3050 | 3350 | 3400 |
 | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — | 6:24 | — | — | 6:26 | — | — | 6:26 | — | — |
 | — | 7:45 | — | — | 7:43 | — | — | 7:40 | — | — | 7:38 | — | — | 7:37 | — | — | 7:35 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mild at first with light rain (total 4mm) on Tue night followed by colder weather and light fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 8°C on Tue morning, min -2°C on Wed night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 6°C on Sun afternoon, min -1°C on Fri 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.