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Surf Forecasts:
Aberystwyth harbour trap surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 11 pm Sunday 14 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
10.0° C
(Which is slightly cooler than normal)How big are the waves at Aberystwyth harbour trap today?
The current surf forecast for Aberystwyth harbour trap at 5AM is: 1.8m 10s primary swell from a Southwest direction and 1.3m 10s secondary swell from a West-southwest direction (forecast issued at 11:00pm December 14). The wind direction is predicted to be cross-shore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 3ft (0.9m) | 11s |
| Afternoon (15 Dec) | 2ft (0.6m) | 11s |
| Evening (15 Dec) | 1ft (0.3m) | 14s |
Table - waves today at Aberystwyth harbour trap. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| 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) (?) | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 10 | 14 | 14 | 14 | 15 | 16 | 14 | 14 | 14 | 14 | 14 | 15 | 5 | 6 | 7 | 8 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1028 | 1029 | 721 | 339 | 202 | 130 | 90 | 63 | 40 | 37 | 36 | 23 | 19 | 38 | 38 | 39 | 38 | 40 | 42 | 35 | 128 | 255 | 413 | 636 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- on | glass | cross- on | cross- on | cross- on | cross | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:39AM 3.76 | 4:58PM 4.06 | 5:27AM 3.95 | 5:45PM 4.17 | 6:08AM 4.15 | |||||||||||||||||||
Low Tide / height (m) | 10:56PM 1.67 | 11:09AM 1.81 | 11:48PM 1.61 | 12:04PM 1.68 | 12:33AM 1.53 | 12:53PM 1.54 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:18 | - | - | - | - | - | - | - | 8:19 | - | - | - | - | - | - | - | 8:21 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:01 | - | - | - | - | - | - | - | 4:01 | - | - | - | - | - | - | - | 4:01 | - |
 | | | |  | | |  | | |  | |  | |  |  | | |  | | | | | | |
Rain (mm) | 6 | 10 | 9 | 8 | 5 | 2 | 3 | 3 | 5 | 5 | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 |
| Temp. °C | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 6 | 5 | 5 | 6 | 7 | 8 | 9 | 9 |
| Feels °C (?) | 2 | 3 | 4 | 8 | 10 | 8 | 7 | 4 | 4 | 3 | 4 | 4 | 5 | 5 | 6 | 5 | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 1 |
- 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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