Surf Forecasts:
How big are the waves at Llantwit Major today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 5.5ft (1.7m), 8s period with W swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 5ft (1.6m), 8s period with W swell.
- Evening surf: Evening surf (19 Sep, local time) - 4ft (1.2m), 8s period with W swell.
The current surf forecast for Llantwit Major at 4PM is: 1.5m 8s primary swell from a West direction (forecast issued at 12:00pm September 19). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 5.5ft (1.7m) | 8s |
| Afternoon (19 Sep) | 5ft (1.6m) | 8s |
| Evening (19 Sep) | 4ft (1.2m) | 8s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat morning. Very mild (max 19°C on Mon afternoon, min 14°C on Sat night). Winds decreasing (strong winds from the WSW on Sat morning, light winds from the WNW by Sun night). | |||||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 8 | W 7 | WSW 7 | WSW 7 | W 7 | W 7 | W 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 365 | 318 | 270 | 229 | 135 | 102 | 99 | 73 | 153 | 118 | 111 | 80 | 57 | 57 | 29 | 26 | 17 | 17 | 17 | 17 | 9 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 12:27PM6.60m | 1:05AM6.19m | 1:52PM6.13m | 2:52AM5.96m | 3:43PM6.24m | ||||||||||||||||
Low Tide | 6:41PM3.37m | 7:20AM3.64m | 8:22PM3.70m | 9:12AM3.70m | |||||||||||||||||
 |  | |  |  | | | | | |  | |  | | | | | | | | | |
 | 6:54 | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:17 | — | — | — | — | — | — | — | 7:15 | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 18 | 18 | 17 | 16 | 16 | 15 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 17 | 19 | 18 | 17 |
Feels °C | 11 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 13 | 12 | 12 | 12 | 12 | 13 | 15 | 18 | 17 | 17 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | W 10 | W 10 | W 10 | W 7 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 8 | W 7 | WSW 7 | WSW 7 | W 7 | W 7 | W 7 |
| kJ | — | — | — | — | 32 | 48 | 49 | 73 | 153 | 118 | 111 | 80 | 57 | 57 | 29 | 26 | 17 | 17 | 17 | 17 | 9 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | WSW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 32 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 365 | 318 | 270 | 229 | 135 | 102 | 99 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 301 | 355 | 191 | 191 | 287 | 286 | 88 | 129 | 39 | 39 | 58 | 58 | 55 | 51 | 51 | 51 | 64 | 121 | 155 | 143 | 94 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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