Surf Forecasts:
How big are the waves at Llantwit Major today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 2.5ft (0.7m), 10s period with W swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 2.5ft (0.7m), 10s period with W swell.
- Evening surf: Evening surf (18 Jun, local time) - 2.5ft (0.7m), 9s period with W swell.
The current surf forecast for Llantwit Major at 7AM is: 0.7m 10s primary swell from a West direction (forecast issued at 12:00am June 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 2.5ft (0.7m) | 10s |
| Afternoon (18 Jun) | 2.5ft (0.7m) | 10s |
| Evening (18 Jun) | 2.5ft (0.7m) | 9s |
Table - waves today at Llantwit Major. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri night. Warm (max 22°C on Fri morning, min 15°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||||||||||
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 | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | WSW 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | W 8 | W 8 | W 8 | W 8 | W 8 | WSW 8 | WSW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 96 | 96 | 94 | 94 | 98 | 90 | 85 | 106 | 101 | 99 | 74 | 69 | 64 | 85 | 107 | 104 | 83 | 61 | 45 | 44 | 30 | 29 | 19 | 19 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross-on | cross-on | on | cross-on | cross | glassy | cross-on | cross | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:47AM9.41m | 10:10PM9.61m | 10:37AM8.99m | 11:00PM9.17m | 11:27AM8.48m | |||||||||||||||||||
Low Tide | 3:38AM0.57m | 3:56PM0.87m | 4:29AM0.84m | 4:47PM1.19m | 5:21AM1.22m | 5:38PM1.58m | ||||||||||||||||||
 | |  | | |  | |  | | |  | | | | | | | |  | | | | |  | |
 | — | 4:56 | — | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:32 | — | — | — | — | — | — | — | 9:32 | — | — | — | — | — | — | — | 9:34 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Temp °C | 15 | 16 | 16 | 18 | 21 | 21 | 18 | 16 | 16 | 15 | 15 | 19 | 22 | 21 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 17 |
Feels °C | 16 | 17 | 16 | 17 | 19 | 20 | 18 | 17 | 16 | 15 | 15 | 19 | 22 | 20 | 17 | 17 | 18 | 15 | 16 | 15 | 14 | 15 | 15 | 16 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | WSW 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | W 8 | W 8 | W 8 | W 8 | W 8 | WSW 8 | WSW 8 |
| kJ | 96 | 96 | 94 | 94 | 98 | 90 | 85 | 106 | 101 | 99 | 74 | 69 | 64 | 85 | 107 | 104 | 83 | 61 | 45 | 44 | 30 | 29 | 19 | 19 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 4 | — | W 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 28 | 28 | 21 | 28 | 142 | 60 | 0 | 12 | 12 | 21 | 21 | 292 | 255 | 142 | 28 | 57 | 129 | 58 | 40 | 84 | 177 | 58 | 39 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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