– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 9 am Sun 01 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sun 01 Nov Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Freeze-thaw conditions (max 3°C on Mon morning, min -2°C on Sun afternoon). Wind will be generally light. | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 3°C on Thu morning, min -4°C on Thu night). Winds increasing (light winds from the SW on Thu morning, fresh winds from the WSW by Thu night). | |||||||||||||||||
Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | Friday 6 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | | | | | |  | | |  | | | | |
clear | clear | clear | some clouds | cloudy | some clouds | cloudy | cloudy | some clouds | some clouds | cloudy | light snow | clear | some clouds | heavy snow | some clouds | clear | light snow | |
Cloud base (m) | 3150 | 1600 | 1650 | 1600 | 1850 | 2400 | 1600 | 5600 | 5250 | 1600 | 1600 | 1600 | 2700 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 11 | — | — | 4 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 1 | 0 | 0 | 3 | 2 | 0 | 1 | 1 | 0 | 2 | 1 | -1 | 3 | 1 | -2 | 0 | 0 | 1 |
min °C | 0 | -2 | -1 | 3 | 0 | -1 | 0 | 0 | -1 | 1 | -1 | -1 | 1 | -1 | -4 | -1 | -2 | -1 |
chill °C | -3 | -5 | -4 | 1 | -3 | -3 | -2 | -3 | -3 | -1 | -7 | -6 | -1 | -6 | -11 | -7 | -6 | -4 |
Freezing level m | 1950 | 1950 | 1400 | 3350 | 3250 | 1650 | 2050 | 2150 | 2000 | 2300 | 2100 | 1700 | 2400 | 2250 | 1550 | 1500 | 1800 | 2450 |
 | 5:48 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — |
 | 3:44 | — | — | — | 4:43 | — | — | 4:40 | — | — | 4:39 | — | — | 4:37 | — | — | 4:37 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mostly dry. Freeze-thaw conditions (max 3°C on Mon morning, min -2°C on Sun afternoon). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 3°C on Thu morning, min -4°C on Thu night). Winds increasing (light winds from the SW on Thu morning, fresh winds from the WSW by Thu night).
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 |
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Winthrop Airport (Washington) |  | ||||
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* 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.