– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 pm Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 8mm), mostly falling on Sun afternoon. Very mild (max 16°C on Wed morning, min 8°C on Sun afternoon). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Warm (max 24°C on Thu afternoon, min 12°C on Thu night). Wind will be generally light. | ||||||||||||||||
Sun 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | |  |  | |  | | | | | | | |
mod. rain | light rain | rain shwrs | some clouds | some clouds | light rain | light rain | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 1600 | 1650 | 1600 | 1850 | 5200 | 2150 | 2000 | ||||||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 6 | 0.9 | 0.2 | — | — | 0.1 | 0.8 | 0.3 | — | — | — | — | — | — | — | — | — |
max °C | 8 | 9 | 10 | 13 | 9 | 12 | 12 | 10 | 16 | 20 | 15 | 21 | 24 | 16 | 18 | 21 | 14 |
min °C | 8 | 8 | 8 | 13 | 8 | 9 | 12 | 8 | 10 | 19 | 13 | 15 | 23 | 12 | 13 | 20 | 12 |
chill °C | 8 | 7 | 7 | 13 | 8 | 9 | 12 | 8 | 10 | 19 | 13 | 15 | 23 | 12 | 13 | 20 | 12 |
Freezing level m | 2450 | 2750 | 3350 | 3150 | 2950 | 2600 | 2700 | 3100 | 3600 | 3550 | 4000 | 3950 | 3900 | 3900 | 3900 | 4000 | 4150 |
 | — | — | 6:37 | — | — | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — |
 | 7:21 | — | — | 7:17 | — | — | 7:15 | — | — | 7:14 | — | — | 7:12 | — | — | 7:09 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Light rain (total 8mm), mostly falling on Sun afternoon. Very mild (max 16°C on Wed morning, min 8°C on Sun afternoon). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Mostly dry. Warm (max 24°C on Thu afternoon, min 12°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 |
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Winthrop Airport (Washington) |  | ||||
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BUOY-46120 |
* 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.