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Surf Forecasts:
Aberystwyth harbour trap surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 11 pm Tuesday 16 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Aberystwyth harbour trap surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aberystwyth harbour trap sea temperature is
10.1° C
(Which is normal for this time of year)How big are the waves at Aberystwyth harbour trap today?
The current surf forecast for Aberystwyth harbour trap at 7AM is: 1.6m 7s primary swell from a Southwest direction and 0.2m 14s secondary swell from a West-southwest direction (forecast issued at 11:00pm December 16). The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 5.5ft (1.7m) | 8s |
| Afternoon (17 Dec) | 6ft (1.9m) | 9s |
| Evening (17 Dec) | 4.5ft (1.4m) | 10s |
Table - waves today at Aberystwyth harbour trap. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 15 | 6 | 8 | 8 | 9 | 10 | 10 | 10 | 10 | 21 | 20 | 20 | 19 | 19 | 6 | 7 | 8 | 8 | 9 | 9 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 38 | 41 | 42 | 128 | 346 | 457 | 606 | 660 | 363 | 320 | 277 | 311 | 287 | 276 | 267 | 1615 | 245 | 369 | 650 | 776 | 832 | 589 | 439 | 336 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | off | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 6:08AM 4.15 | 6:25PM 4.27 | 6:45AM 4.35 | 7:01PM 4.36 | 7:18AM 4.51 | |||||||||||||||||||
Low Tide / height (m) | 12:33AM 1.53 | 12:53PM 1.54 | 1:14AM 1.44 | 1:37PM 1.39 | 1:53AM 1.36 | 2:18PM 1.26 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:21 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:01 | - | - | - | - | - | - | - | 4:01 | - | - | - | - | - | - | - | 4:02 | - |
 | |  | |  | | |  |  | | | | | | | |  | | | |  | | | | |
Rain (mm) | - | - | - | - | 2 | 3 | 3 | 4 | 8 | 2 | 1 | - | 1 | 3 | 5 | 3 | 1 | - | 1 | 2 | 1 | 1 | 1 | - |
| Temp. °C | 6 | 5 | 6 | 8 | 9 | 9 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 8 | 9 | 9 | 8 | 9 | 9 | 8 | 8 | 9 | 9 | 8 |
| Feels °C (?) | 2 | 1 | 1 | 1 | 1 | 0 | 2 | 4 | 7 | 7 | 6 | 7 | 6 | 3 | 6 | 2 | 1 | 1 | 0 | -1 | 0 | 0 | 1 | 2 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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