– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 am Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Fri 25 Sep Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMild with moderate rain (total 12mm) on Fri afternoon, Becoming colder with a light covering of snow, mostly falling on Fri afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min -3°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryModerate rain (total 12mm) heaviest on Tue afternoon, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 7°C on Mon afternoon, min -3°C on Tue night). Mainly fresh winds. | |||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | |  | | | | |  | | | |  | |
rain shwrs | light snow | snow shwrs | cloudy | clear | cloudy | some clouds | clear | some clouds | clear | clear | some clouds | cloudy | heavy rain | snow shwrs | some clouds | some clouds | clear | |
Cloud base (m) | 1700 | 1650 | 1650 | 1600 | 1650 | 6700 | 6100 | 7950 | 6350 | 2650 | 2350 | 1650 | 1650 | 1600 | 2100 | 1800 | ||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — |
mm | 5 | 7 | — | — | — | — | — | — | — | — | — | — | — | 11 | 0.9 | — | — | — |
max °C | 4 | 2 | -1 | -1 | 3 | 1 | 4 | 6 | 3 | 6 | 7 | 4 | 5 | 3 | 2 | 0 | 2 | -1 |
min °C | 3 | 0 | -3 | -2 | 2 | 1 | 1 | 6 | 2 | 2 | 7 | 3 | 4 | 3 | -3 | -3 | 1 | -3 |
chill °C | 1 | -6 | -9 | -7 | 0 | 1 | 1 | 5 | 0 | -1 | 5 | -1 | 0 | -2 | -10 | -9 | -3 | -8 |
Freezing level m | 2450 | 2100 | 1450 | 1900 | 2450 | 2300 | 2650 | 2700 | 2600 | 2900 | 2950 | 3250 | 2900 | 2800 | 1500 | 2000 | 2200 | 1500 |
 | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — | 7:01 | — | — |
 | — | 6:54 | — | — | 6:52 | — | — | 6:51 | — | — | 6:49 | — | — | 6:46 | — | — | 6:45 | — |
Loading...
Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mild with moderate rain (total 12mm) on Fri afternoon, Becoming colder with a light covering of snow, mostly falling on Fri afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min -3°C on Fri night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Moderate rain (total 12mm) heaviest on Tue afternoon, then becoming colder with a dusting of snow on Tue night. Freeze-thaw conditions (max 7°C on Mon afternoon, min -3°C on Tue night). Mainly fresh winds.
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 |
|---|---|---|---|---|---|
lightning 43km E of Darrington |  | ||||
lightning 43km NE of Gold Bar | | ||||
lightning 47km NW of Brewster | | ||||
Winthrop Airport (Washington) |  | ||||
lightning 64km NW of Okanogan | | ||||
| |||||
 | |||||
|
* 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.