– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 am Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Mon 26 Oct Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA light covering of new snow mostly falling on Tue night will be washed away by heavy rain (total 25mm) on Wed afternoon. Freeze-thaw conditions (max 5°C on Mon morning, min -3°C on Wed night). Wind will be generally light. | Days 4–6 Weather SummaryDrizzle at first, then turning colder with dusting of snow on Sat night. Freeze-thaw conditions (max 3°C on Thu afternoon, min -3°C on Thu night). Wind will be generally light. | |||||||||||||||||
Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | |  |  |  |  |  |  |  | | | | | | | |
light rain | light rain | light rain | light rain | light rain | light snow | light snow | mod. rain | snow shwrs | cloudy | rain shwrs | some clouds | cloudy | light rain | some clouds | cloudy | cloudy | light snow | |
Cloud base (m) | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 | 1700 | 2350 | 1700 | 1700 | 1700 | 1600 | 1600 | 1600 | 1600 | 1600 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | 3 | 2 | — | 1 | — | — | — | — | — | — | — | — | 2 |
mm | 5 | 1.7 | 1.2 | 0.4 | 1.1 | 5 | 3 | 7 | — | — | 0.9 | — | — | 0.8 | — | — | — | — |
max °C | 5 | 5 | 4 | 4 | 5 | 3 | 2 | 3 | 2 | 2 | 3 | -2 | 1 | 3 | -1 | 1 | 1 | 0 |
min °C | 4 | 4 | 3 | 4 | 4 | 1 | 2 | 3 | -3 | -2 | 3 | -3 | -2 | 2 | -2 | -2 | 1 | -2 |
chill °C | 4 | 3 | 2 | 3 | 3 | 1 | 2 | 2 | -3 | -2 | 2 | -5 | -2 | 2 | -2 | -2 | -1 | -2 |
Freezing level m | 1850 | 1700 | 1600 | 1650 | 1550 | 1300 | 1400 | 1400 | 700 | 1300 | 1400 | 550 | 1200 | 1350 | 750 | 1100 | 1100 | 900 |
 | 7:39 | — | — | 7:39 | — | — | 7:41 | — | — | 7:43 | — | — | 7:45 | — | — | 7:47 | — | — |
 | — | 5:54 | — | — | 5:52 | — | — | 5:52 | — | — | 5:50 | — | — | 5:47 | — | — | 5:46 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A light covering of new snow mostly falling on Tue night will be washed away by heavy rain (total 25mm) on Wed afternoon. Freeze-thaw conditions (max 5°C on Mon morning, min -3°C on Wed night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Drizzle at first, then turning colder with dusting of snow on Sat night. Freeze-thaw conditions (max 3°C on Thu afternoon, min -3°C on Thu night). Wind will be generally light.
This table gives the weather forecast for Fortress Mountain at the specific elevation of 1000 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) |  | ||||
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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.