– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 am Fri 28 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Fri 28 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Fri 28 Aug 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 Fri afternoon, min -2°C on Sat morning). Wind will be generally light. | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Wed morning. Freeze-thaw conditions (max 7°C on Mon afternoon, min -4°C on Wed night). Winds increasing (light winds from the SW on Mon morning, strong winds from the SW by Tue night). | |||||||||||||||||
Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  | | |  | | | | | | |  |  |  |  | |
clear | clear | some clouds | cloudy | light snow | some clouds | cloudy | some clouds | some clouds | clear | some clouds | some clouds | some clouds | some clouds | cloudy | mod. snow | snow shwrs | snow shwrs | |
Cloud base (m) | 1750 | 2050 | 1600 | 1700 | 1800 | 2200 | 1700 | 2100 | 1850 | 8900 | 3400 | 3100 | 2550 | 2450 | 1700 | 1600 | 1600 | 2000 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 6 | 3 | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 3 | 4 | 3 | -2 | -2 | 0 | 1 | 2 | 3 | 6 | 7 | 6 | 4 | 4 | 1 | 0 | -1 | -3 |
min °C | 2 | 4 | -1 | -2 | -2 | -2 | 1 | 2 | 1 | 4 | 6 | 3 | 3 | 3 | 0 | -1 | -2 | -4 |
chill °C | -2 | 2 | -4 | -6 | -8 | -8 | -2 | -3 | -4 | 2 | 4 | -1 | -1 | -2 | -6 | -8 | -7 | -9 |
Freezing level m | 3150 | 3100 | 2850 | 2400 | 2450 | 2500 | 2950 | 3000 | 3400 | 3500 | 3600 | 3400 | 3150 | 3050 | 2950 | 2500 | 2400 | 1900 |
 | 6:15 | — | — | 6:16 | — | — | 6:18 | — | — | 6:18 | — | — | 6:20 | — | — | 6:22 | — | — |
 | — | 7:52 | — | — | 7:51 | — | — | 7:49 | — | — | 7:46 | — | — | 7:45 | — | — | 7:43 | — |
Loading...
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 Fri afternoon, min -2°C on Sat morning). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Wed morning. Freeze-thaw conditions (max 7°C on Mon afternoon, min -4°C on Wed night). Winds increasing (light winds from the SW on Mon morning, strong winds from the SW by Tue night).
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 |
|---|---|---|---|---|---|
Winthrop Airport (Washington) |  | ||||
 | |||||
| |||||
| |||||
| |||||
* 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.