– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 pm Thu 12 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Thu 12 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Thu 12 Mar 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 Thu night. Freeze-thaw conditions (max 1°C on Fri afternoon, min -9°C on Sat night). Wind will be generally light. | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Sun night will be washed away by heavy rain (total 42mm) on Wed afternoon. Freeze-thaw conditions (max 8°C on Wed afternoon, min 0°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | |  |  | |  |  | |  |  | |  | |  | | |
heavy snow | light snow | light snow | light snow | light snow | light snow | some clouds | cloudy | cloudy | mod. snow | light rain | light rain | heavy rain | mod. rain | light rain | cloudy | light rain | heavy rain | heavy rain | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
11 | 5 | 4 | 1 | 2 | 1 | — | — | — | 6 | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | 4 | 5 | 13 | 6 | 1.9 | — | 0.6 | 12 | 19 | |
max °C | -3 | 0 | 1 | -1 | -3 | -3 | -7 | -1 | 1 | 2 | 4 | 5 | 5 | 6 | 6 | 5 | 6 | 8 | 8 |
min °C | -3 | -2 | 1 | -5 | -7 | -3 | -9 | -5 | 1 | 0 | 3 | 5 | 4 | 4 | 6 | 4 | 5 | 7 | 6 |
-6 | -4 | -1 | -9 | -10 | -7 | -12 | -5 | 0 | -2 | 1 | 3 | 2 | 2 | 4 | 3 | 4 | 6 | 5 | |
550 | 1000 | 1150 | 400 | 500 | 500 | 0 | 800 | 1100 | 1250 | 2350 | 1950 | 1700 | 2150 | 2250 | 2100 | 2300 | 2150 | 2900 | |
Cloud base (m) | 1600 | 1600 | 1600 | 1600 | 1650 | 1650 | 1600 | 2600 | 2150 | 1600 | 1600 | 1600 | 1700 | 1600 | 1600 | 1600 | 1600 | 1600 | 1600 |
 | — | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:15 | — | — | 7:13 | — | — | 7:11 | — | — |
 | — | — | 7:05 | — | — | 7:07 | — | — | 7:07 | — | — | 7:09 | — | — | 7:10 | — | — | 7:13 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 1°C on Fri afternoon, min -9°C on Sat night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Sun night will be washed away by heavy rain (total 42mm) on Wed afternoon. Freeze-thaw conditions (max 8°C on Wed afternoon, min 0°C on Sun 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.