– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 am Sat 03 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sat 03 Oct Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 10°C on Sun afternoon, min 5°C on Sun night). Winds increasing (calm on Sat night, fresh winds from the W by Sun night). | Days 4–6 Weather SummaryMostly dry. Mild temperatures (max 9°C on Wed afternoon, min 3°C on Thu night). Winds increasing (light winds from the WNW on Tue night, strong winds from the WSW by Thu night). | |||||||||||||||||
Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | |  | | | | | | | | | |  | |
clear | clear | clear | clear | clear | clear | clear | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | |
Cloud base (m) | 6200 | 9050 | 7850 | 1600 | 9150 | 8850 | 9500 | 9400 | 8550 | 9500 | 9000 | 7000 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 9 | 9 | 8 | 9 | 10 | 8 | 6 | 7 | 7 | 7 | 8 | 7 | 8 | 9 | 8 | 8 | 7 | 5 |
min °C | 7 | 9 | 7 | 7 | 10 | 5 | 5 | 6 | 6 | 6 | 8 | 7 | 6 | 8 | 7 | 7 | 7 | 3 |
chill °C | 6 | 8 | 6 | 5 | 8 | 0 | 0 | 1 | 2 | 2 | 5 | 4 | 3 | 5 | 4 | 4 | 4 | -4 |
Freezing level m | 4100 | 4100 | 4150 | 4050 | 4050 | 3900 | 3600 | 3750 | 4000 | 3950 | 4000 | 4050 | 3850 | 4050 | 4100 | 3850 | 3600 | 3550 |
 | 7:05 | — | — | 7:05 | — | — | 7:07 | — | — | 7:09 | — | — | 7:11 | — | — | 7:11 | — | — |
 | — | 6:38 | — | — | 6:37 | — | — | 6:35 | — | — | 6:32 | — | — | 6:30 | — | — | 6:29 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Mostly dry. Very mild (max 10°C on Sun afternoon, min 5°C on Sun night). Winds increasing (calm on Sat night, fresh winds from the W by Sun night).
Fortress Mountain Weather (Days 3-6):
Mostly dry. Mild temperatures (max 9°C on Wed afternoon, min 3°C on Thu night). Winds increasing (light winds from the WNW on Tue night, strong winds from the WSW by Thu 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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BUOY-PBFW1 |
* 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.