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Surf Forecasts:
Aberystwyth harbour trap surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 am Friday 17 Apr 2026 BSTForecast 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 1.2°C warmer than 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 10AM is: 1.1m 8s primary swell from a Southwest direction and 0.2m 12s secondary swell from a West-southwest direction (forecast issued at 06:00am April 17). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Apr) | 3.5ft (1.1m) | 8s |
| Afternoon (17 Apr) | 4ft (1.2m) | 9s |
| Evening (17 Apr) | 4ft (1.2m) | 12s |
Table - waves today at Aberystwyth harbour trap. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 17 | Saturday 18 | Sunday 19 | Mon 20 | |||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 8 | 8 | 9 | 10 | 5 | 12 | 12 | 11 | 7 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 209 | 136 | 171 | 197 | 226 | 77 | 359 | 407 | 346 | 84 | 187 | 112 | 78 | 56 | 56 | 32 | 18 | 18 | 18 | 9 | 8 | 8 | 8 | 8 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross | cross- on | cross- on | cross | cross | cross | cross- on | on | on | on | on | on | glass | glass | glass | off | glass | on | cross- on | cross- on | cross- off | cross- off |
High Tide / height (m) | 8:30AM 5.30 | 8:50PM 5.20 | 9:08AM 5.44 | 9:28PM 5.31 | 9:47AM 5.41 | 10:07PM 5.27 | ||||||||||||||||||
Low Tide / height (m) | 3:06AM 0.70 | 3:33PM 0.53 | 3:48AM 0.55 | 4:13PM 0.49 | 4:30AM 0.52 | 4:53PM 0.56 | ||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | Mon 20 | |||||||||||||||||||||
| Sunrise | - | 6:15 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 8:16 | - | - | - | - | - | - | - | 8:19 | - | - | - | - | - | - | - | 8:20 | - | - |
 |  |  | |  | |  | |  |  | | | | |  | | | | | | |  | | | |
Rain (mm) | - | - | 3 | 1 | - | - | - | - | 1 | 1 | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 11 | 11 | 12 | 12 | 11 | 9 | 9 | 9 | 8 | 8 | 9 | 10 | 10 | 9 | 8 | 7 | 6 | 9 | 10 | 10 | 11 | 9 | 7 |
| Feels °C (?) | 6 | 5 | 7 | 6 | 6 | 6 | 4 | 4 | 3 | 4 | 3 | 3 | 5 | 7 | 7 | 7 | 5 | 3 | 7 | 6 | 5 | 8 | 5 | 3 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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