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Surf Forecasts:
Den Haan surfForecast / North Sea / Belgium
48hr Weather and Surf, issued 1 am Sunday 17 May 2026 CESTForecast update in hr min s Forecast update imminent
Den Haan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Den Haan sea temperature is
13.3° C
(Which is 2.2°C warmer than normal for this time of year)How big are the waves at Den Haan today?
The current surf forecast for Den Haan at 5AM is: 0.4m 9s primary swell from a North-northwest direction and 0.8m 4s secondary swell from a West-southwest direction (forecast issued at 01:00am May 17). The wind direction is predicted to be cross-offshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 3ft (0.9m) | 4s |
| Afternoon (17 May) | 1ft (0.3m) | 8s |
| Evening (17 May) | 1ft (0.3m) | 8s |
Table - waves today at Den Haan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Sun morning. Very mild (max 16°C on Tue afternoon, min 9°C on Mon night). Winds increasing (light winds from the W on Sun night, fresh winds from the WSW by Tue night). | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
N 9 | NNW 9 | SW 4 | SW 4 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | N 8 | W 4 | W 4 | W 4 | N 8 | N 8 | WSW 4 | WSW 4 | WSW 4 | N 7 | N 7 | N 8 | N 8 | N 8 | WSW 4 | WSW 6 | |
39 | 25 | 26 | 28 | 20 | 12 | 12 | 12 | 13 | 8 | 6 | 6 | 6 | 4 | 13 | 23 | 18 | 1 | 1 | 1 | 1 | 1 | 42 | 114 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross | cross-off | cross | cross | cross | cross | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | |
High Tide | 2:33AM4.64m | 3:00PM4.70m | 3:19AM4.83m | 3:44PM4.74m | 4:05AM4.90m | 4:28PM4.66m | ||||||||||||||||||
Low Tide | 8:46AM0.21m | 9:07PM0.36m | 9:32AM0.19m | 9:49PM0.31m | 10:19AM0.28m | 10:35PM0.35m | ||||||||||||||||||
 | |  |  | | | |  | | | | | | |  |  | | | | | | | |  | |
 | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:34 | — | — | — | — | — | — | — | 9:35 | — | — | — | — | — | — | — | 9:37 | — |
1 | 1 | — | 1 | 1 | 1 | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 | — | — | — | |
Temp °C | 9 | 10 | 10 | 12 | 13 | 13 | 13 | 12 | 10 | 10 | 10 | 11 | 10 | 12 | 12 | 11 | 10 | 9 | 10 | 10 | 11 | 16 | 15 | 13 |
4 | 5 | 5 | 7 | 9 | 9 | 10 | 8 | 6 | 6 | 6 | 6 | 5 | 7 | 8 | 7 | 6 | 5 | 5 | 4 | 4 | 11 | 9 | 6 | |
Swell 1 Height (m) Direction Period (s) | N 9 | NNW 9 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | N 8 | N 6 | N 7 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | WSW 4 | N 7 | WSW 4 | N 8 | N 8 | N 8 | N 8 |
 kJ | 39 | 25 | 24 | 23 | 20 | 12 | 12 | 12 | 11 | 3 | 3 | 5 | 5 | 4 | 4 | 4 | 4 | 6 | 1 | 3 | 1 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | N 8 | N 8 | — | — | — | — | — | — | N 7 | — | N 8 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 5 | 1 | — | — | — | — | — | — | 1 | — | 1 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | W 6 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 4 | WSW 4 | SW 4 | SW 4 | WSW 4 | W 4 | WSW 4 | WSW 4 | WSW 4 | W 4 | W 4 | W 4 | W 3 | WSW 3 | WSW 4 | WSW 4 | WSW 4 | S 3 | SSW 4 | S 3 | SSW 4 | SSW 4 | WSW 4 | WSW 6 |
| kJ | 29 | 21 | 26 | 28 | 13 | 7 | 5 | 10 | 13 | 8 | 6 | 6 | 6 | 4 | 13 | 23 | 18 | 2 | 8 | 8 | 30 | 22 | 42 | 114 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 196 | 196 | 193 | 298 | 298 | 338 | 201 | 297 | 339 | 339 | 339 | 542 | 557 | 538 | 372 | 363 | 557 | 837 | 851 | 772 | 809 | 298 | 339 | 258 |
Best forecast wave conditions in North Sea - Belgium | ||||||||||||||||||||||||
Best forecast wave conditions in Belgium | ||||||||||||||||||||||||
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