– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 4 pm Mon 18 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Mon 18 May Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 18 May Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Freeze-thaw conditions (max 3°C on Thu morning, min -3°C on Mon afternoon). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Mild temperatures (max 6°C on Fri afternoon, min 1°C on Sun morning). Winds increasing (calm on Thu night, fresh winds from the W by Sun morning). | ||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | | | | | | | | | | | | |
some clouds | clear | some clouds | cloudy | some clouds | clear | some clouds | some clouds | clear | some clouds | clear | clear | clear | some clouds | cloudy | some clouds | clear | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -3 | -3 | -3 | -3 | -1 | 0 | 2 | 2 | 3 | 4 | 4 | 4 | 6 | 6 | 5 | 5 | 5 |
min °C | -3 | -3 | -3 | -3 | -2 | -1 | 1 | 1 | 3 | 4 | 3 | 4 | 5 | 4 | 4 | 5 | 2 |
-8 | -10 | -9 | -8 | -7 | -1 | -1 | -1 | 3 | 2 | 0 | 4 | 4 | 0 | 0 | 1 | -4 | |
2350 | 1750 | 2200 | 2250 | 2350 | 2650 | 2900 | 3000 | 3000 | 3100 | 3300 | 3200 | 3450 | 3600 | 3400 | 3250 | 3350 | |
Cloud base (m) | 2400 | 1750 | 1600 | 1600 | 1750 | 1800 | 2800 | 7050 | 5200 | 3000 | 9350 | 9100 | 8300 | 6650 | 2750 | 8800 | |
 | — | — | 5:18 | — | — | 5:18 | — | — | 5:16 | — | — | 5:16 | — | — | 5:15 | — | — |
 | — | 8:38 | — | — | 8:40 | — | — | 8:42 | — | — | 8:43 | — | — | 8:44 | — | — | 8:45 |
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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 Thu morning, min -3°C on Mon afternoon). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Mostly dry. Mild temperatures (max 6°C on Fri afternoon, min 1°C on Sun morning). Winds increasing (calm on Thu night, fresh winds from the W by Sun morning).
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.