Surf Forecasts:
How big are the waves at Marloes Sands today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 5ft (1.5m), 6s period with W swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.0m), 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 Marloes Sands at 8AM is: 1.3m 6s primary swell from a West-southwest direction and 0.1m 16s secondary swell from a Southwest direction (forecast issued at 12:00am August 18). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 5ft (1.5m) | 6s |
| Afternoon (18 Aug) | 3.5ft (1.0m) | 6s |
| Evening (18 Aug) | 3.5ft (1.1m) | 6s |
Table - waves today at Marloes Sands. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Tue night. Very mild (max 18°C on Mon night, min 15°C on Tue 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) | WSW 6 | W 7 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | W 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 126 | 233 | 147 | 98 | 98 | 73 | 73 | 92 | 119 | 101 | 101 | 97 | 117 | 155 | 226 | 285 | 233 | 270 | 255 | 198 | 139 | 91 | 72 | 86 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:19PM5.60m | 10:37AM5.22m | 10:57PM5.13m | 11:16AM4.83m | 11:39PM4.65m | 12:01PM4.42m | ||||||||||||||||||
Low Tide | 4:39AM0.72m | 4:53PM0.91m | 5:14AM1.16m | 5:32PM1.34m | 5:54AM1.59m | 6:18PM1.76m | ||||||||||||||||||
 | |  | |  | | |  | |  |  | |  | |  | | | | | | | | |  | |
 | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:38 | — | — | — | — | — | — | — | 8:36 | — | — | — | — | — | — | — | 8:34 | — |
mm | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — |
Temp °C | 18 | 18 | 17 | 16 | 17 | 17 | 18 | 16 | 15 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
Feels °C | 14 | 15 | 15 | 12 | 14 | 14 | 14 | 12 | 12 | 12 | 12 | 12 | 10 | 12 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 9 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | WSW 6 | WSW 6 | SW 17 | NNW 4 | NNW 4 | SW 17 | WSW 6 | SSW 17 | SSW 17 | SW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 16 | SW 15 | SSW 15 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 9 |
| kJ | 11 | 10 | 147 | 98 | 11 | 3 | 1 | 12 | 119 | 29 | 27 | 10 | 10 | 10 | 24 | 39 | 38 | 36 | 21 | 198 | 139 | 91 | 72 | 86 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 16 | SW 16 | — | SW 17 | SW 17 | — | SW 17 | N 4 | — | W 9 | — | — | — | — | — | — | — | SW 15 | SSW 14 | SW 14 | SW 14 | SW 14 |
| kJ | — | — | 10 | 11 | — | 11 | 11 | — | 12 | 1 | — | 2 | — | — | — | — | — | — | — | 8 | 21 | 33 | 33 | 33 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 6 | W 7 | — | — | WSW 6 | WSW 6 | WSW 6 | WSW 6 | — | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | W 7 | NNW 4 | NNW 4 | NNW 5 | N 6 | N 6 |
| kJ | 126 | 233 | — | — | 98 | 73 | 73 | 92 | — | 101 | 101 | 97 | 117 | 155 | 226 | 285 | 233 | 270 | 255 | 9 | 21 | 81 | 126 | 89 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 376 | 341 | 24 | 132 | 329 | 763 | 376 | 258 | 78 | 84 | 82 | 346 | 347 | 376 | 397 | 258 | 132 | 132 | 24 | 24 | 24 | 137 | 82 | 65 |
Best forecast wave conditions in Wales - Pembrokeshire | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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