– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 3 am Fri 13 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Fri 13 Nov Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 3°C on Fri morning, min -7°C on Sun night). Winds decreasing (fresh winds from the SE on Fri morning, calm by Sun night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Tue night. Temperatures will be below freezing (max -3°C on Mon morning, min -9°C on Wed night). Wind will be generally light. | |||||||||||||||||
Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | |  |  | | | | |  | | | | |
cloudy | light snow | mod. snow | cloudy | some clouds | light snow | light snow | light snow | some clouds | clear | clear | some clouds | some clouds | some clouds | snow shwrs | light snow | light snow | snow shwrs | |
Cloud base (m) | 2750 | 2350 | 1600 | 1600 | 1700 | 1650 | 1600 | 1600 | 1600 | 1600 | 1600 | 1750 | 1600 | 1600 | 1600 | 1750 | 1600 | 1600 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | 1 | 6 | — | — | 5 | 4 | 3 | — | — | — | — | — | — | 2 | 1 | 3 | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 3 | 1 | 0 | -1 | -1 | -1 | -2 | -3 | -4 | -3 | -4 | -5 | -4 | -4 | -6 | -5 | -5 | -7 |
min °C | 2 | 0 | -2 | -2 | -2 | -2 | -2 | -4 | -7 | -4 | -6 | -7 | -5 | -6 | -6 | -6 | -6 | -9 |
chill °C | -4 | -5 | -5 | -5 | -6 | -7 | -7 | -8 | -11 | -6 | -6 | -10 | -7 | -9 | -10 | -11 | -6 | -12 |
Freezing level m | 2350 | 2250 | 1700 | 1700 | 1750 | 1650 | 1650 | 1600 | 1100 | 1450 | 1350 | 1000 | 1200 | 1300 | 800 | 1150 | 1200 | 500 |
 | 7:07 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — |
 | — | 4:27 | — | — | 4:25 | — | — | 4:24 | — | — | 4:23 | — | — | 4:22 | — | — | 4:22 | — |
Loading...
Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 3°C on Fri morning, min -7°C on Sun night). Winds decreasing (fresh winds from the SE on Fri morning, calm by Sun night).
Fortress Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Tue night. Temperatures will be below freezing (max -3°C on Mon morning, min -9°C on Wed 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 |
|---|---|---|---|---|---|
Winthrop Airport (Washington) |  | ||||
| |||||
| |||||
| |||||
| |||||
| |||||
SHIP7313 | |||||
| |||||
* 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.