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Surf Forecasts:
Aberarth surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 am Monday 18 May 2026 BSTForecast update in hr min s Forecast update imminent
Aberarth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aberarth sea temperature is
12.2° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Aberarth today?
The current surf forecast for Aberarth at 2PM is: 0.5m 7s primary swell from a West-southwest direction (forecast issued at 06:00am May 18). An open ocean swell of 0.2m 4s is not directed at the surf break, a second open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 2.5ft (0.8m) | 7s |
| Afternoon (18 May) | 1.5ft (0.5m) | 7s |
| Evening (18 May) | 1.5ft (0.4m) | 6s |
Table - waves today at Aberarth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Mon night. Very mild (max 16°C on Wed afternoon, min 10°C on Mon morning). Winds increasing (light winds from the WSW on Mon morning, strong winds from the SSE by Mon night). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 7 | W 7 | W 7 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | WSW 7 | WSW 8 | WSW 8 | SW 8 | SW 5 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 11 | WSW 13 | WSW 6 | WSW 6 | WSW 5 | WSW 9 | WSW 9 | |
75 | 72 | 59 | 26 | 17 | 15 | 13 | 16 | 21 | 34 | 35 | 196 | 0 | 249 | 395 | 525 | 433 | 512 | 710 | 166 | 155 | 0 | 144 | 80 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | off | off | |
High Tide | 9:37AM4.55m | 9:58PM4.59m | 10:24AM4.38m | 10:45PM4.48m | 11:13AM4.09m | 11:34PM4.27m | ||||||||||||||||||
Low Tide | 4:40PM0.34m | 5:09AM0.22m | 5:30PM0.51m | 6:04AM0.33m | 6:22PM0.71m | |||||||||||||||||||
 |  |  |  | | | | | | | | | | |  |  | |  | | |  | | | | |
 | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | 5:13 |
 | — | — | — | — | — | 9:08 | — | — | — | — | — | — | — | 9:09 | — | — | — | — | — | — | — | 9:12 | — | 9:13 |
1 | 1 | — | 1 | 1 | 1 | 2 | 1 | 3 | 1 | 2 | 1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 9 | 10 | 10 | 12 | 11 | 10 | 11 | 12 | 12 | 13 | 14 | 14 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 16 | 15 | 12 | 12 |
5 | 6 | 7 | 6 | 7 | 6 | 4 | 3 | 6 | 7 | 7 | 8 | 8 | 6 | 5 | 5 | 6 | 6 | 7 | 8 | 10 | 11 | 9 | 8 | |
Swell 1 Height (m) Direction Period (s) | W 11 | W 7 | W 7 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | WSW 7 | WSW 8 | WSW 8 | — | — | — | — | — | W 15 | — | — | — | — | — | WSW 9 | WSW 9 |
 kJ | 3 | 72 | 59 | 26 | 17 | 15 | 13 | 16 | 21 | 34 | 35 | — | — | — | — | — | 72 | — | — | — | — | — | 144 | 80 |
Swell 2 Height (m) Direction Period (s) | — | W 11 | — | NW 4 | — | — | SW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 12 | WSW 12 |
| kJ | — | 2 | — | 2 | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 46 | 26 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 7 | — | — | SW 2 | WSW 3 | SW 3 | S 3 | S 4 | S 4 | SSW 4 | SSW 4 | SW 8 | SW 5 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 11 | WSW 13 | WSW 6 | WSW 6 | WSW 5 | — | S 3 |
| kJ | 75 | — | — | 1 | 4 | 5 | 7 | 23 | 16 | 15 | 19 | 196 | 106 | 249 | 395 | 525 | 433 | 512 | 710 | 166 | 155 | 113 | — | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 63 | 63 | 63 | 358 | 145 | 325 | 345 | 352 | 366 | 361 | 388 | 375 | 375 | 332 | 332 | 357 | 357 | 354 | 358 | 402 | 348 | 203 | 0 | 0 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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