– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 pm Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Thu 24 Sep Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 29mm), heaviest during Fri afternoon. Very mild (max 16°C on Thu afternoon, min 3°C on Fri night). Wind will be generally light. | Days 5–7 Weather SummaryHeavy rain (total 20mm), heaviest during Tue afternoon. Very mild (max 14°C on Sun afternoon, min 3°C on Tue night). Wind will be generally light. | ||||||||||||||||
Thu 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  |  | | | | | | | | | |
cloudy | mod. rain | mod. rain | heavy rain | light rain | rain shwrs | some clouds | some clouds | clear | clear | some clouds | some clouds | some clouds | light rain | mod. rain | heavy rain | light rain | |
Cloud base (m) | 3150 | 1650 | 1650 | 1600 | 1600 | 1600 | 1800 | 6400 | 6450 | 5650 | 6700 | 2750 | 1700 | 1600 | 1600 | 1600 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 7 | 6 | 11 | 4 | 0.1 | — | — | — | — | — | — | — | 0.4 | 5 | 11 | 4 |
max °C | 16 | 13 | 10 | 9 | 5 | 6 | 10 | 6 | 11 | 14 | 8 | 11 | 13 | 9 | 9 | 9 | 6 |
min °C | 15 | 10 | 9 | 7 | 3 | 3 | 10 | 5 | 6 | 13 | 5 | 6 | 12 | 7 | 7 | 9 | 3 |
chill °C | 15 | 10 | 9 | 6 | 1 | 1 | 10 | 5 | 6 | 13 | 3 | 5 | 11 | 6 | 6 | 8 | 0 |
Freezing level m | 3500 | 2800 | 2400 | 2200 | 1450 | 2050 | 2450 | 2150 | 2700 | 2750 | 2500 | 2750 | 2650 | 3150 | 2850 | 2500 | 1650 |
 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:58 | — | — | 6:58 | — | — |
 | 6:58 | — | — | 6:54 | — | — | 6:52 | — | — | 6:51 | — | — | 6:49 | — | — | 6:46 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Heavy rain (total 29mm), heaviest during Fri afternoon. Very mild (max 16°C on Thu afternoon, min 3°C on Fri night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Heavy rain (total 20mm), heaviest during Tue afternoon. Very mild (max 14°C on Sun afternoon, min 3°C on Tue 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.
* 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.