Surf Forecasts:
How big are the waves at Llantwit Major today (30 Jun):
- Morning surf: Morning surf (30 Jun, local time) - 1.5ft (0.4m), 10s period with WSW swell.
- Afternoon surf: Afternoon surf (30 Jun, local time) - 3ft (0.9m), 8s period with W swell.
- Evening surf: Evening surf (30 Jun, local time) - 4ft (1.2m), 10s period with W swell.
The current surf forecast for Llantwit Major at 3AM is: 0.7m 11s primary swell from a West direction (forecast issued at 12:00am June 30). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Jun) | 1.5ft (0.4m) | 10s |
| Afternoon (30 Jun) | 3ft (0.9m) | 8s |
| Evening (30 Jun) | 4ft (1.2m) | 10s |
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 Tue afternoon. Very mild (max 19°C on Tue morning, min 14°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the W by Wed night). | ||||||||||||||||||||||||
Tuesday 30 | Wednesday 1 | Thursday 2 | ||||||||||||||||||||||
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 11 | W 10 | W 10 | WSW 10 | W 7 | W 9 | W 9 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 7 | W 8 | W 8 | W 8 | W 8 | W 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 146 | 108 | 74 | 32 | 35 | 153 | 251 | 235 | 255 | 225 | 238 | 284 | 274 | 296 | 234 | 154 | 154 | 268 | 183 | 248 | 223 | 167 | 141 | 152 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross | cross | cross-on | cross | cross |
High Tide | 7:46AM8.24m | 8:04PM8.54m | 8:23AM8.40m | 8:40PM8.70m | 8:59AM8.48m | 9:16PM8.78m | ||||||||||||||||||
Low Tide | 1:38AM1.81m | 1:54PM1.75m | 2:17AM1.62m | 2:31PM1.59m | 2:55AM1.51m | 3:06PM1.51m | ||||||||||||||||||
 | |  | | |  |  |  |  | | | | | | | | | | | | | | | | |
 | — | 5:00 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:34 | — | — | — | — | — | — | — | 9:32 | — | — | — | — | — | — | — | 9:32 | — |
mm | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 14 | 17 | 19 | 18 | 17 | 16 | 15 | 15 | 14 | 15 | 16 | 15 | 15 | 14 | 15 | 16 | 16 | 14 | 16 | 18 | 18 | 17 |
Feels °C | 15 | 13 | 13 | 14 | 17 | 15 | 14 | 15 | 14 | 14 | 12 | 12 | 12 | 11 | 10 | 10 | 11 | 11 | 12 | 9 | 12 | 14 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | W 11 | W 10 | W 10 | W 7 | W 7 | W 9 | W 9 | W 10 | W 10 | W 10 | W 11 | — | — | — | — | W 10 | — | — | — | — | — | — | W 8 | W 9 |
| kJ | 146 | 108 | 74 | 26 | 35 | 153 | 251 | 235 | 255 | 225 | 238 | — | — | — | — | 154 | — | — | — | — | — | — | 141 | 152 |
Swell 2 Height (m) Direction Period (s) | — | — | — | WSW 10 | WSW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 32 | 30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 11 | W 11 | W 10 | W 10 | — | W 10 | W 10 | W 7 | W 8 | W 8 | W 8 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 284 | 274 | 296 | 234 | — | 154 | 268 | 183 | 248 | 223 | 167 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 28 | 118 | 132 | 223 | 216 | 355 | 40 | 40 | 39 | 39 | 39 | 140 | 349 | 349 | 136 | 358 | 300 | 355 | 40 | 48 | 40 | 39 | 15 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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