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Llantwit Major Surf Forecast
/ Wales – South East (14 surf breaks) /
Surf Forecasts:
Llantwit Major surfForecast / Wales – South East / UK
48hr Weather and Surf, issued 6 am Sunday 31 May 2026 BSTForecast update in hr min s Forecast update imminent
Llantwit Major surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llantwit Major sea temperature is
14.8° C
(Which is 2.7°C warmer than normal for this time of year)How big are the waves at Llantwit Major today (31 May):
- Morning surf: Morning surf (31 May, local time) - 3.5ft (1.0m), 11s period with W swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 3ft (0.9m), 12s period with WSW swell.
- Evening surf: Evening surf (31 May, local time) - 3.5ft (1.0m), 11s period with W swell.
The current surf forecast for Llantwit Major at 12PM is: 1.1m 11s primary swell from a West direction (forecast issued at 06:00am May 31). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 3.5ft (1.0m) | 11s |
| Afternoon (31 May) | 3ft (0.9m) | 12s |
| Evening (31 May) | 3.5ft (1.0m) | 11s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 15mm), heaviest on Mon night. Very mild (max 16°C on Mon morning, min 13°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 12 | W 11 | W 11 | W 12 | WSW 12 | W 12 | W 11 | W 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | W 11 | W 11 | W 10 | W 7 | W 7 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | |
224 | 251 | 302 | 330 | 228 | 324 | 260 | 256 | 205 | 202 | 198 | 194 | 83 | 82 | 75 | 61 | 70 | 154 | 186 | 216 | 264 | 220 | 194 | 225 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 7:27AM8.51m | 7:44PM8.67m | 8:02AM8.55m | 8:19PM8.70m | 8:38AM8.50m | 8:55PM8.64m | ||||||||||||||||||
Low Tide | 1:13AM1.58m | 1:28PM1.57m | 1:48AM1.49m | 2:03PM1.54m | 2:25AM1.48m | 2:39PM1.58m | ||||||||||||||||||
 |  | |  |  | |  | | | |  | | | |  |  | | | | | | |  | | |
 | 5:03 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | 5:01 |
 | — | — | — | — | — | 9:19 | — | — | — | — | — | — | — | 9:20 | — | — | — | — | — | — | — | 9:21 | — | 9:22 |
— | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 | 2 | 6 | 2 | 1 | — | — | — | — | — | — | — | |
Temp °C | 14 | 13 | 14 | 15 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 13 | 13 |
11 | 10 | 10 | 11 | 11 | 10 | 11 | 12 | 11 | 11 | 11 | 15 | 14 | 15 | 11 | 13 | 12 | 12 | 9 | 10 | 10 | 9 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | W 11 | — | — | WSW 12 | W 12 | W 11 | W 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | W 11 | WSW 6 | WSW 6 | W 7 | W 7 | W 10 | — | — | — | — | W 9 | W 9 |
 kJ | 224 | 251 | — | — | 228 | 324 | 260 | 256 | 205 | 202 | 198 | 194 | 83 | 41 | 44 | 61 | 70 | 154 | — | — | — | — | 194 | 225 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | W 6 | W 11 | W 10 | W 10 | W 10 | — | — | — | — | — | — | W 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 30 | 82 | 75 | 50 | 50 | — | — | — | — | — | — | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | W 11 | W 12 | W 4 | W 12 | — | — | — | — | — | — | SSW 2 | SSW 2 | SSW 3 | — | — | — | W 10 | W 10 | W 9 | W 9 | — | W 9 |
| kJ | — | — | 302 | 330 | 10 | 216 | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | 186 | 216 | 264 | 220 | — | 157 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 90 | 166 | 173 | 134 | 134 | 134 | 74 | 74 | 28 | 28 | 12 | 28 | 216 | 28 | 74 | 108 | 40 | 48 | 170 | 173 | 611 | 83 | 83 | 134 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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