– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 3 pm Fri 06 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Fri 06 Nov Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max 0°C on Fri afternoon, min -9°C on Sun morning). Winds decreasing (gales from the WSW on Sat night, calm by Sun night). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Tue morning. Freeze-thaw conditions (max 3°C on Wed night, min -6°C on Mon afternoon). Winds decreasing (near gales from the SW on Tue afternoon, light winds from the SSW by Thu morning). | ||||||||||||||||
Fri 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | | |  | | | |  | | | |
light snow | some clouds | cloudy | some clouds | heavy snow | light snow | light snow | some clouds | cloudy | cloudy | light snow | light snow | light snow | some clouds | clear | some clouds | some clouds | |
Cloud base (m) | 1600 | 1900 | 2100 | 2800 | 1600 | 1600 | 1600 | 1600 | 1600 | 2100 | 1600 | 1600 | 1600 | 1750 | 1700 | 1600 | 1600 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | 3 | — | — | — | 24 | 3 | 5 | — | — | — | 2 | 3 | 3 | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 0 | -1 | 0 | 0 | -2 | -7 | -7 | -3 | -3 | -5 | -2 | -1 | 1 | 1 | 2 | 2 | 3 |
min °C | -2 | -2 | 0 | -1 | -8 | -9 | -8 | -7 | -5 | -6 | -4 | -1 | -1 | 0 | 1 | 2 | 2 |
chill °C | -11 | -10 | -6 | -10 | -21 | -21 | -16 | -14 | -10 | -13 | -12 | -9 | -8 | -8 | -6 | -4 | -3 |
Freezing level m | 2600 | 2050 | 2550 | 2600 | 1600 | 1450 | 1500 | 1200 | 1450 | 1600 | 1550 | 2300 | 2500 | 3000 | 3100 | 3400 | 3500 |
 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — |
 | 4:37 | — | — | 4:35 | — | — | 4:34 | — | — | 4:31 | — | — | 4:30 | — | — | 4:30 | — |
Loading...
Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max 0°C on Fri afternoon, min -9°C on Sun morning). Winds decreasing (gales from the WSW on Sat night, calm by Sun night).
Fortress Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Tue morning. Freeze-thaw conditions (max 3°C on Wed night, min -6°C on Mon afternoon). Winds decreasing (near gales from the SW on Tue afternoon, light winds from the SSW by Thu morning).
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.