– Lat/Long: 48.16° N 120.93° W
Fortress Mountain
Weather Forecast, United StatesIssued: 10 pm Tue 21 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Tue 21 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 21 Jul Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Very mild (max 17°C on Wed afternoon, min 10°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 10°C on Fri night, min 0°C on Sun night). Winds decreasing (strong winds from the W on Sun night, light winds from the SW by Mon afternoon). | ||||||||||||||||||
Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  | |  | | | | |  |  |  | | | | | | |
clear | clear | clear | some clouds | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | some clouds | rain shwrs | light rain | light rain | some clouds | clear | clear | clear | |
Cloud base (m) | 9150 | 6150 | 1600 | 3000 | 1700 | 1850 | 1600 | 1900 | 8650 | ||||||||||
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | 0.1 | 0.1 | — | — | — | — | — | — | 0.3 | 0.2 | 0.3 | — | — | — | — |
max °C | 14 | 14 | 17 | 16 | 14 | 14 | 12 | 11 | 11 | 10 | 6 | 7 | 3 | 3 | 2 | 2 | 6 | 8 | 7 |
min °C | 12 | 13 | 16 | 13 | 13 | 14 | 10 | 10 | 11 | 6 | 6 | 5 | 2 | 2 | 1 | 0 | 4 | 7 | 6 |
chill °C | 12 | 13 | 16 | 13 | 13 | 14 | 8 | 8 | 10 | 2 | 3 | 1 | -4 | -2 | -5 | -7 | 1 | 5 | 4 |
Freezing level m | 4650 | 4650 | 4800 | 4750 | 4550 | 4550 | 4500 | 4300 | 4100 | 4050 | 3450 | 3350 | 3300 | 3000 | 2850 | 2750 | 3750 | 3850 | 3900 |
 | — | 5:26 | — | — | 5:26 | — | — | 5:28 | — | — | 5:30 | — | — | 5:31 | — | — | 5:31 | — | — |
 | — | — | — | 8:52 | — | — | 8:51 | — | — | 8:50 | — | — | 8:49 | — | — | 8:47 | — | — | 8:46 |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mostly dry. Very mild (max 17°C on Wed afternoon, min 10°C on Thu night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 10°C on Fri night, min 0°C on Sun night). Winds decreasing (strong winds from the W on Sun night, light winds from the SW by Mon 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.