– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 pm Sun 06 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Sun 06 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sun 06 Sep 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 9°C on Wed morning, min 0°C on Sun night). Winds increasing (calm on Tue morning, fresh winds from the WNW by Wed afternoon). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 8°C on Wed night, min -4°C on Fri night). Winds decreasing (near gales from the WNW on Wed night, light winds from the WNW by Fri afternoon). | |||||||||||||||
Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Friday 11 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  | | | | | | | | | | |
some clouds | some clouds | light rain | some clouds | clear | clear | clear | clear | some clouds | some clouds | clear | clear | some clouds | clear | clear | some clouds | |
Cloud base (m) | 1650 | 1700 | 1900 | 1600 | 9750 | 2450 | 1600 | 1650 | 1900 | 1900 | ||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | 0.1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 1 | 1 | 2 | 2 | 5 | 7 | 7 | 9 | 9 | 8 | 4 | 4 | 4 | 1 | -2 | -3 |
min °C | 0 | 0 | 2 | 2 | 3 | 6 | 6 | 8 | 9 | 3 | 3 | 4 | 2 | 0 | -2 | -4 |
chill °C | -3 | -3 | 2 | 0 | 3 | 5 | 5 | 6 | 6 | -4 | -3 | 0 | -2 | -4 | -6 | -8 |
Freezing level m | 2750 | 2800 | 3000 | 3150 | 3250 | 3500 | 3800 | 4150 | 4050 | 3550 | 3300 | 3300 | 3350 | 2600 | 2400 | 2050 |
 | — | 6:28 | — | — | 6:30 | — | — | 6:31 | — | — | 6:33 | — | — | 6:33 | — | — |
 | — | — | 7:32 | — | — | 7:30 | — | — | 7:29 | — | — | 7:27 | — | — | 7:24 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mostly dry. Freeze-thaw conditions (max 9°C on Wed morning, min 0°C on Sun night). Winds increasing (calm on Tue morning, fresh winds from the WNW by Wed afternoon).
Fortress Mountain Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 8°C on Wed night, min -4°C on Fri night). Winds decreasing (near gales from the WNW on Wed night, light winds from the WNW by Fri afternoon).
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.
| 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.