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 (1.1m), 6s period with WSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 3.5ft (1.0m), 6s period with WSW swell.
The current surf forecast for Marloes Sands at 12PM is: 1.0m 6s primary swell from a West-southwest direction and 0.1m 17s secondary swell from a Southwest direction, 0.1m 16s secondary swell from a Southwest direction (forecast issued at 06:00am 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 (1.1m) | 6s |
| Evening (18 Aug) | 3.5ft (1.0m) | 6s |
Table - waves today at Marloes Sands. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Tue night. Very mild (max 18°C on Tue afternoon, min 15°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||||
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 7 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | W 6 | WSW 5 | W 5 | WSW 5 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 9 | WSW 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 262 | 170 | 115 | 82 | 73 | 75 | 82 | 90 | 82 | 66 | 47 | 55 | 88 | 182 | 247 | 355 | 210 | 191 | 145 | 135 | 111 | 113 | 90 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross | cross | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:37AM5.22m | 10:57PM5.13m | 11:16AM4.83m | 11:39PM4.65m | 12:01PM4.42m | ||||||||||||||||||
Low Tide | 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 | — | — | — | — | — | — |
Temp °C | 18 | 17 | 16 | 17 | 17 | 18 | 16 | 15 | 16 | 16 | 16 | 16 | 17 | 17 | 18 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
Feels °C | 15 | 14 | 12 | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 11 | 12 | 12 | 14 | 12 | 10 | 11 | 11 | 12 | 11 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 16 | WSW 6 | WSW 6 | SW 17 | NNW 4 | NNW 4 | WSW 6 | WSW 6 | NNW 4 | SW 17 | SW 16 | W 9 | SW 16 | SW 16 | SW 16 | WSW 7 | SW 15 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 9 | WSW 9 |
| kJ | 10 | 170 | 115 | 11 | 3 | 1 | 82 | 90 | 1 | 43 | 10 | 7 | 10 | 39 | 39 | 240 | 36 | 191 | 145 | 135 | 111 | 113 | 90 |
Swell 2 Height (m) Direction Period (s) | — | SW 16 | SW 16 | — | SW 17 | SW 17 | SW 17 | SW 17 | SSW 17 | W 10 | W 9 | SW 16 | — | — | — | SW 16 | — | SW 15 | SW 15 | SSW 14 | SW 14 | SW 14 | SW 14 |
| kJ | — | 10 | 11 | — | 11 | 11 | 12 | 12 | 29 | 8 | 7 | 10 | — | — | — | 38 | — | 9 | 8 | 21 | 33 | 33 | 33 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 7 | — | — | WSW 6 | WSW 6 | WSW 6 | NNW 4 | NNW 3 | WSW 6 | W 6 | WSW 5 | W 5 | WSW 5 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | — | NNW 4 | NNW 4 | NNW 5 | N 6 | N 6 |
| kJ | 262 | — | — | 82 | 73 | 75 | 1 | 1 | 82 | 66 | 47 | 55 | 88 | 182 | 247 | 355 | 210 | — | 10 | 12 | 66 | 235 | 163 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 95 | 24 | 132 | 329 | 329 | 329 | 329 | 65 | 66 | 65 | 66 | 347 | 376 | 258 | 268 | 132 | 26 | 24 | 24 | 24 | 36 | 66 | 62 |
Best forecast wave conditions in Wales - Pembrokeshire | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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