– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 4 am Sun 02 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Sun 02 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 02 Aug Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Freeze-thaw conditions (max 11°C on Tue afternoon, min -2°C on Sun morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Very mild (max 15°C on Wed afternoon, min 8°C on Fri night). Winds increasing (calm on Wed morning, fresh winds from the WNW by Fri night). | |||||||||||||||||
Sunday 2 | Monday 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | Friday 7 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | | | | | | | | | |  | | | | |
some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | clear | clear | clear | |
Cloud base (m) | 1650 | 2450 | 1600 | |||||||||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -1 | 0 | 2 | 4 | 8 | 8 | 8 | 11 | 11 | 12 | 15 | 14 | 15 | 15 | 14 | 12 | 12 | 9 |
min °C | -2 | 0 | 0 | 3 | 7 | 6 | 7 | 10 | 10 | 11 | 14 | 13 | 14 | 15 | 12 | 12 | 11 | 8 |
chill °C | -8 | -4 | -5 | 1 | 7 | 6 | 7 | 10 | 10 | 11 | 14 | 12 | 13 | 14 | 10 | 9 | 8 | 6 |
Freezing level m | 2600 | 2700 | 2850 | 3150 | 3650 | 3600 | 3650 | 4200 | 4250 | 4400 | 4700 | 4800 | 4750 | 4800 | 4750 | 4550 | 4250 | 4450 |
 | 5:39 | — | — | 5:41 | — | — | 5:41 | — | — | 5:43 | — | — | 5:45 | — | — | 5:46 | — | — |
 | — | — | 8:37 | — | — | 8:37 | — | — | 8:35 | — | — | 8:34 | — | — | 8:31 | — | — | 8:30 |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mostly dry. Freeze-thaw conditions (max 11°C on Tue afternoon, min -2°C on Sun morning). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 15°C on Wed afternoon, min 8°C on Fri night). Winds increasing (calm on Wed morning, fresh winds from the WNW by Fri night).
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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SHIP1648 | |||||
SHIP5764 |
* 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.