– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 3 am Sat 07 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Sat 07 Nov Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 1°C on Sat morning, min -9°C on Sat night). Winds decreasing (gales from the WSW on Sat night, light winds from the W by Sun night). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Tue morning. Freeze-thaw conditions (max 5°C on Thu morning, min -3°C on Tue morning). Winds decreasing (near gales from the WSW on Tue night, light winds from the S by Thu afternoon). | |||||||||||||||||
Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  |  | |  | | | | |  | | |
cloudy | some clouds | heavy snow | snow shwrs | cloudy | some clouds | some clouds | cloudy | mod. snow | light snow | light snow | snow shwrs | some clouds | some clouds | some clouds | some clouds | clear | some clouds | |
Cloud base (m) | 5900 | 2950 | 1600 | 1600 | 1600 | 1600 | 1600 | 2350 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 22 | 2 | — | — | — | — | 9 | 4 | 1 | 5 | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 1 | 0 | -2 | -7 | -6 | -4 | -5 | -4 | -4 | -1 | 0 | 1 | 2 | 2 | 4 | 5 | 4 | 2 |
min °C | 0 | -1 | -9 | -8 | -8 | -5 | -6 | -4 | -4 | -3 | 0 | 0 | 2 | 2 | 2 | 4 | 3 | -2 |
chill °C | -6 | -9 | -22 | -20 | -16 | -9 | -10 | -11 | -11 | -11 | -7 | -8 | -4 | -4 | -4 | -1 | 0 | -9 |
Freezing level m | 2650 | 2700 | 1550 | 1500 | 1550 | 1000 | 1500 | 1750 | 1550 | 1950 | 2550 | 2800 | 3200 | 3300 | 3450 | 3700 | 3500 | 3150 |
 | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — |
 | — | 4:35 | — | — | 4:34 | — | — | 4:31 | — | — | 4:30 | — | — | 4:30 | — | — | 4:28 | — |
Loading...
Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 1°C on Sat morning, min -9°C on Sat night). Winds decreasing (gales from the WSW on Sat night, light winds from the W by Sun night).
Fortress Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Tue morning. Freeze-thaw conditions (max 5°C on Thu morning, min -3°C on Tue morning). Winds decreasing (near gales from the WSW on Tue night, light winds from the S by Thu afternoon).
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) |  | ||||
 | |||||
 | |||||
| |||||
| |||||
| |||||
| |||||
SHIP12230 |
* 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.