Surf Forecasts:
How big are the waves at Tenby (South Beach) today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 5.5ft (1.7m), 7s period with W swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.1m), 6s period with WSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 3.5ft (1.1m), 6s period with WSW swell.
The current surf forecast for Tenby (South Beach) at 5AM is: 1.6m 7s primary swell from a West direction and 0.1m 16s secondary swell from a Southwest direction, 0.1m 19s secondary swell from a West direction (forecast issued at 12:00am August 18). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 5.5ft (1.7m) | 7s |
| Afternoon (18 Aug) | 3.5ft (1.1m) | 6s |
| Evening (18 Aug) | 3.5ft (1.1m) | 6s |
Table - waves today at Tenby (South Beach). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Tue night. Very mild (max 19°C on Tue morning, min 13°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 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) | SW 16 | W 7 | W 7 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | W 6 | W 9 | SW 16 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 7 | WSW 8 | WSW 8 | WSW 9 | WSW 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 11 | 222 | 262 | 119 | 101 | 85 | 85 | 115 | 119 | 127 | 97 | 10 | 10 | 155 | 194 | 277 | 293 | 319 | 319 | 269 | 232 | 178 | 166 | 129 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off |
High Tide | 10:17PM7.48m | 10:35AM7.05m | 10:55PM6.89m | 11:14AM6.51m | 11:35PM6.26m | 11:58AM5.96m | ||||||||||||||||||
Low Tide | 4:27AM0.97m | 4:42PM1.21m | 5:03AM1.52m | 5:21PM1.77m | 5:43AM2.09m | 6:07PM2.32m | ||||||||||||||||||
 | |  | |  | | |  | |  |  |  | | | |  |  | | | | | | | | |
 | — | 6:07 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:36 | — | — | — | — | — | — | — | 8:34 | — | — | — | — | — | — | — | 8:31 | — |
mm | — | — | — | — | — | — | — | 1 | 1 | — | — | 1 | 1 | — | — | 1 | — | — | — | — | — | — | — | — |
Temp °C | 18 | 18 | 17 | 18 | 19 | 19 | 18 | 16 | 15 | 14 | 15 | 17 | 18 | 18 | 17 | 16 | 15 | 14 | 13 | 16 | 17 | 17 | 16 | 14 |
Feels °C | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 12 | 14 | 12 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 13 | 13 | 12 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | W 7 | WSW 6 | SW 17 | SW 17 | SW 17 | SW 17 | WSW 6 | SW 17 | SW 17 | W 9 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SW 15 | SW 15 | W 7 | WSW 8 | WSW 8 | WSW 9 | WSW 9 |
| kJ | 11 | 10 | 206 | 119 | 11 | 11 | 11 | 12 | 119 | 12 | 11 | 7 | 10 | 10 | 10 | 24 | 24 | 9 | 8 | 269 | 232 | 178 | 166 | 129 |
Swell 2 Height (m) Direction Period (s) | — | W 19 | SW 16 | SW 16 | SW 17 | — | — | — | SW 17 | SW 17 | — | SW 16 | — | — | SW 16 | WSW 16 | — | — | SW 15 | SW 15 | SW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | — | 7 | 10 | 11 | 11 | — | — | — | 12 | 12 | — | 10 | — | — | 10 | 24 | — | — | 8 | 8 | 8 | 21 | 20 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 5 | W 7 | W 7 | — | WSW 6 | WSW 6 | WSW 6 | WSW 6 | — | WSW 6 | W 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | — | — | NNW 4 | NNW 4 | NNW 4 |
| kJ | 69 | 222 | 262 | — | 101 | 85 | 85 | 115 | — | 127 | 97 | 101 | 117 | 155 | 194 | 277 | 293 | 319 | 319 | — | — | 10 | 18 | 15 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 369 | 377 | 0 | 129 | 364 | 768 | 369 | 223 | 42 | 48 | 46 | 334 | 317 | 369 | 410 | 223 | 129 | 129 | 0 | 0 | 0 | 173 | 46 | 30 |
Best forecast wave conditions in Wales - Pembrokeshire | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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