Surf Forecasts:
How big are the waves at Llangennith today (20 Aug):
- Afternoon surf: Afternoon surf (20 Aug, local time) - 4.5ft (1.4m), 7s period with W swell.
- Evening surf: Evening surf (20 Aug, local time) - 3.5ft (1.1m), 9s period with WSW swell.
The current surf forecast for Llangennith at 11PM is: 0.9m 9s primary swell from a West-southwest direction and 0.1m 14s secondary swell from a Southwest direction, 0.7m 4s secondary swell from a North-northwest direction (forecast issued at 06:00pm August 20). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | - | - |
| Afternoon (20 Aug) | 4.5ft (1.4m) | 7s |
| Evening (20 Aug) | 3.5ft (1.1m) | 9s |
Table - waves today at Llangennith. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Thu afternoon. Very mild (max 18°C on Thu afternoon, min 12°C on Thu night). Winds decreasing (fresh winds from the NNW on Thu afternoon, calm by Sun morning). | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
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 7 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 | W 8 | W 6 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 198 | 232 | 169 | 106 | 82 | 61 | 55 | 49 | 26 | 22 | 22 | 23 | 24 | 31 | 31 | 18 | 18 | 17 | 16 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | on | on | cross | cross |
High Tide | 00:23AM6.02m | 12:52PM5.80m | 1:31AM5.54m | 2:16PM5.50m | |||||||||||||||
Low Tide | 6:04PM2.43m | 6:31AM2.73m | 7:09PM2.91m | 7:50AM3.10m | 8:44PM3.11m | ||||||||||||||
 |  |  | |  | | |  | | |  |  | | | | | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | 8:30 | — | — | — | — | — | — | — | 8:28 | — | — | — | — | — | — | — | 8:25 | — |
mm | 1 | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 18 | 17 | 15 | 13 | 13 | 12 | 15 | 16 | 17 | 17 | 15 | 14 | 14 | 13 | 14 | 17 | 18 | 17 | 14 |
Feels °C | 13 | 11 | 10 | 9 | 10 | 9 | 11 | 12 | 13 | 14 | 13 | 11 | 12 | 11 | 12 | 15 | 15 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 14 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 | W 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 |
| kJ | 8 | 232 | 169 | 106 | 82 | 61 | 55 | 49 | 22 | 22 | 22 | 23 | 24 | 31 | 31 | 18 | 18 | 17 | 16 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | W 4 | — | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 |
| kJ | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 1 | — | 9 | 9 | 8 | 9 | 9 | 9 |
Swell 3 Height (m) Direction Period (s) | — | SW 14 | SW 14 | — | — | W 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 13 | SW 13 | N 6 | WSW 15 | — | SW 12 | SW 12 | SW 12 |
| kJ | — | 8 | 8 | — | — | 6 | 11 | 10 | 10 | 10 | 10 | 7 | 7 | 1 | 22 | — | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | W 7 | NNW 4 | NNW 4 | NNW 4 | N 4 | N 4 | NNW 3 | N 3 | W 6 | W 5 | NW 4 | NNE 2 | NE 3 | ENE 2 | — | — | — | NW 2 | NNW 3 |
| kJ | 198 | 13 | 16 | 15 | 13 | 10 | 4 | 1 | 26 | 15 | 3 | 1 | 1 | 1 | — | — | — | 1 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 654 | 212 | 9 | 4 | 4 | 4 | 4 | 184 | 299 | 7 | 1 | 183 | 47 | 0 | 0 | 151 | 183 | 183 | 183 |
Best forecast wave conditions in Wales - Gower | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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