Surf Forecasts:
Aberarth surf forecast from 20 Aug 2026:
- Most powerful swell: Thursday 20 Aug, 4PM (local time) - 4.5ft (1.4m), 5s period, NNW swell with 113 kJ wave energy.
Best Forecast Surf Conditions for Aberarth this week:
The most powerful waves expected at Aberarth in the next 16 days are 1.4m 5s and forecast to arrive on Thursday (Aug 20) at 4PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Wednesday (Aug 26) at 4PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 4PM (Thu 20th Aug) | 4.5ft (1.4m) 5s |
Table - best surf conditions forecast for Aberarth over the next 16 days.
Short Range ForecastModerate rain (total 15mm), heaviest on Thu morning. Very mild (max 17°C on Thu afternoon, min 13°C on Thu night). Wind will be generally light. | Days 4-6 Weather SummaryLight rain (total 2mm), mostly falling on Tue afternoon. Warm (max 25°C on Mon afternoon, min 12°C on Sat night). Winds increasing (calm on Sat night, strong winds from the E by Mon night). | ||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WSW 7 | NNW 5 | NNW 5 | NNW 6 | NNW 5 | NNW 4 | NNW 5 | NNW 5 | W 15 | W 14 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | NE 3 | SW 9 | W 8 | SW 5 | WSW 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 34 | 113 | 44 | 74 | 38 | 20 | 18 | 13 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 6 | 3 | 1 | 0 | 44 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | on | cross | on | on | cross | cross-on | on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off |
High Tide | 1:49PM3.03m | 2:21AM2.89m | 2:57PM2.78m | 3:51AM2.66m | 4:42PM2.71m | 5:32AM2.69m | 6:05PM2.90m | 6:36AM2.90m | 6:57PM3.19m | 7:18AM3.15m | 7:35PM3.50m | 7:53AM3.40m | 8:08PM3.81m | ||||||||
Low Tide | 7:58AM1.34m | 8:19PM1.43m | 8:51AM1.59m | 9:39PM1.63m | 10:27AM1.72m | 11:42PM1.64m | 12:21PM1.61m | 1:08AM1.42m | 1:25PM1.35m | 1:57AM1.13m | 2:06PM1.05m | 2:35AM0.83m | 2:41PM0.78m | 3:09AM0.56m | |||||||
 | |  | | | |  | |  | | | | | |  |  |  | | |  |  | |
 | 6:07 | — | — | 6:07 | — | — | 6:09 | — | — | 6:11 | — | — | 6:13 | — | — | 6:15 | — | — | 6:16 | — | — |
 | — | 8:31 | — | — | 8:30 | — | — | 8:27 | — | — | 8:24 | — | — | 8:22 | — | — | 8:21 | — | — | 8:19 | — |
mm | 4 | 2 | 1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 2 | 2 | — | — | 7 |
Temp °C | 16 | 17 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 16 | 17 | 16 | 23 | 25 | 20 | 22 | 17 | 17 | 22 | 24 | 17 |
Feels °C | 12 | 13 | 10 | 11 | 11 | 14 | 12 | 12 | 14 | 13 | 14 | 15 | 18 | 20 | 13 | 15 | 13 | 15 | 18 | 20 | 14 |
Swell 1 Height (m) Direction Period (s) | WSW 7 | WSW 6 | WSW 9 | WSW 8 | W 8 | W 8 | W 10 | W 10 | NNW 5 | N 4 | W 14 | N 3 | W 9 | W 9 | W 13 | — | W 13 | — | W 8 | — | WSW 6 |
| kJ | 34 | 13 | 15 | 6 | 5 | 1 | 2 | 2 | 4 | 1 | 4 | 1 | 2 | 2 | 3 | — | 3 | — | 1 | — | 44 |
Swell 2 Height (m) Direction Period (s) | W 15 | W 14 | W 14 | — | — | W 13 | W 15 | W 15 | W 9 | W 14 | W 9 | W 10 | — | W 14 | — | W 13 | — | SW 9 | — | — | — |
| kJ | 4 | 4 | 4 | — | — | 3 | 5 | 4 | 2 | 4 | 2 | 2 | — | 4 | — | 3 | — | 3 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 15 | W 9 | — | W 14 | W 14 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 4 | 2 | — | 4 | 4 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 4 | NNW 5 | NNW 5 | NNW 6 | NNW 5 | NNW 4 | NNW 5 | NNW 5 | — | — | N 2 | — | ESE 3 | — | E 3 | E 3 | NE 3 | SSE 3 | SW 4 | SW 5 | — |
| kJ | 19 | 113 | 44 | 74 | 38 | 20 | 18 | 13 | — | — | 1 | — | 1 | — | 7 | 5 | 6 | 1 | 6 | 51 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 353 | 402 | 81 | 82 | 313 | 77 | 69 | 198 | 77 | 94 | 258 | 82 | 357 | 82 | 357 | 336 | 232 | 205 | 324 | 248 | 69 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Aberarth surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Aberarth Surf forecast
The above surf forecast table for Aberarth provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Aberarth can be found by selecting the local surf guide option on the grey menu. Our Aberarth surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Aberarth) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Aberarth may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Mid Wales? If you are looking for accommodation near Aberarth, camping, hotels and holiday cottages in Mid Wales, consider staying in Aberystwyth which is 15 km (9 miles) away. Other places in and around Mid Wales where you can find information about places to rent, and car hire include Trawscoed which is 17 km (11 miles) away, Aberporth, Carmarthen and Builth Wells.
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