– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 pm Mon 31 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 17mm) heaviest on Wed night, then becoming colder with a dusting of snow on Wed night. Very mild (max 14°C on Tue afternoon, min 1°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryMild with light rain (total 6mm) on Thu night Becoming colder with a light covering of snow, mostly falling on Thu night. Very mild (max 15°C on Sun afternoon, min 1°C on Thu night). Wind will be generally light. | |||||||||||||||
Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  | | |  | | |  | |  | |
some clouds | some clouds | risk tstorm | rain shwrs | rain shwrs | light rain | light snow | snow shwrs | light rain | light snow | light snow | light rain | rain shwrs | clear | clear | clear | |
Cloud base (m) | 4600 | 1600 | 1850 | 2150 | 1600 | 1650 | 2100 | 1600 | 1600 | 1850 | 3100 | |||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | 2 | 1 | — | 4 | 3 | — | — | — | — | — |
mm | — | — | 1.7 | 3 | 0.1 | 4 | 7 | 0.2 | 0.6 | 6 | — | 0.2 | 0.3 | — | — | — |
max °C | 11 | 13 | 14 | 8 | 6 | 7 | 5 | 3 | 5 | 4 | 2 | 6 | 5 | 8 | 12 | 9 |
min °C | 10 | 10 | 12 | 6 | 5 | 5 | 1 | 1 | 5 | 1 | 1 | 4 | 3 | 5 | 11 | 7 |
chill °C | 10 | 10 | 12 | 4 | 3 | 3 | 1 | 1 | 4 | 0 | 1 | 3 | 1 | 4 | 11 | 6 |
Freezing level m | 3850 | 3700 | 3550 | 3400 | 2850 | 2800 | 2500 | 2400 | 2600 | 2400 | 2400 | 2750 | 2900 | 3050 | 3300 | 3350 |
 | — | 6:20 | — | — | 6:22 | — | — | 6:22 | — | — | 6:24 | — | — | 6:26 | — | — |
 | — | — | 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: Moderate rain (total 17mm) heaviest on Wed night, then becoming colder with a dusting of snow on Wed night. Very mild (max 14°C on Tue afternoon, min 1°C on Wed night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Mild with light rain (total 6mm) on Thu night Becoming colder with a light covering of snow, mostly falling on Thu night. Very mild (max 15°C on Sun afternoon, min 1°C on Thu night). 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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SHIP7562 | |||||
SHIP4690 |
* 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.