– Lat/Long: 48.16° N 120.93° W
Fortress Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 am Tue 29 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Tue 29 Sep Local Time
Updates in:
Update imminent hr min s
3 Fortress Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 13mm), heaviest on Tue morning. Very mild (max 13°C on Wed afternoon, min 6°C on Tue night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Warm (max 21°C on Sun afternoon, min 10°C on Fri night). Wind will be generally light. | |||||||||||||||||
Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | | |  | |  | | | | | | | |
mod. rain | light rain | rain shwrs | clear | clear | some clouds | cloudy | light rain | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 1600 | 1600 | 1700 | 8950 | 8850 | 3000 | 2450 | 1750 | 2000 | 2250 | 9400 | 9300 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 6 | 5 | 1.6 | — | — | — | — | 0.2 | 0.6 | 0.2 | 0.3 | — | — | — | — | — | — | — |
max °C | 10 | 10 | 10 | 10 | 13 | 9 | 12 | 11 | 11 | 13 | 16 | 11 | 16 | 19 | 14 | 18 | 21 | 16 |
min °C | 10 | 10 | 6 | 6 | 13 | 8 | 10 | 11 | 10 | 11 | 15 | 10 | 10 | 19 | 12 | 12 | 21 | 15 |
chill °C | 9 | 9 | 5 | 5 | 13 | 8 | 10 | 11 | 10 | 11 | 15 | 10 | 10 | 19 | 12 | 12 | 21 | 15 |
Freezing level m | 3100 | 2950 | 2250 | 2750 | 3000 | 3000 | 2900 | 3250 | 3100 | 3000 | 3350 | 3750 | 3900 | 3900 | 4100 | 4150 | 4100 | 4000 |
 | 6:58 | — | — | 7:01 | — | — | 7:01 | — | — | 7:03 | — | — | 7:05 | — | — | 7:05 | — | — |
 | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — | 6:40 | — | — | 6:38 | — | — | 6:37 | — |
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Fortress Mountain Weather (Days 0-3):
The weather forecast for Fortress Mountain is: Moderate rain (total 13mm), heaviest on Tue morning. Very mild (max 13°C on Wed afternoon, min 6°C on Tue night). Wind will be generally light.
Fortress Mountain Weather (Days 3-6):
Mostly dry. Warm (max 21°C on Sun afternoon, min 10°C on Fri 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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* 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.