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Marloes Sands Surf Forecast
/ Wales – Pembrokeshire (19 surf breaks) /
Surf Forecasts:
Marloes Sands surfForecast / Wales – Pembrokeshire / UK
48hr Weather and Surf, issued 6 pm Monday 18 May 2026 BSTForecast update in hr min s Forecast update imminent
Marloes Sands surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Marloes Sands sea temperature is
11.4° C
(Which is normal for this time of year)How big are the waves at Marloes Sands today?
The current surf forecast for Marloes Sands at 10PM is: 1.8m 6s primary swell from a South-southwest direction and 0.1m 10s secondary swell from a West direction (forecast issued at 06:00pm May 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | - | - |
| Afternoon (18 May) | 4.5ft (1.4m) | 6s |
| Evening (18 May) | 6ft (1.8m) | 6s |
Table - waves today at Marloes Sands. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Mon afternoon. Very mild (max 15°C on Thu morning, min 11°C on Mon afternoon). Winds decreasing (strong winds from the S on Mon night, moderate winds from the SSW by Wed night). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 6 | WSW 6 | SSW 6 | SSW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 9 | WSW 9 | WSW 10 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 7 | SW 7 | SW 9 | |
149 | 94 | 239 | 529 | 503 | 441 | 598 | 659 | 808 | 1033 | 1441 | 1781 | 2340 | 3148 | 2800 | 2196 | 1805 | 1854 | 1080 | 929 | 963 | 262 | 303 | 362 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 8:15PM6.15m | 8:41AM5.93m | 9:03PM6.01m | 9:30AM5.63m | 9:53PM5.75m | 10:23AM5.25m | ||||||||||||||||||
Low Tide | 2:17PM0.08m | 2:43AM0.02m | 3:04PM0.26m | 3:33AM0.22m | 3:53PM0.53m | 4:27AM0.52m | ||||||||||||||||||
 |  |  | | | |  | | | |  |  |  |  |  | | | | | | | | | | |
 | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — |
 | — | 9:09 | — | — | — | — | — | — | — | 9:12 | — | — | — | — | — | — | — | 9:13 | — | — | — | — | — | 9:15 |
— | 3 | 3 | 3 | 1 | — | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 13 | 14 | 14 | 15 | 15 |
5 | 4 | 3 | 3 | 6 | 6 | 5 | 6 | 4 | 3 | 3 | 4 | 5 | 5 | 6 | 6 | 8 | 9 | 10 | 8 | 8 | 9 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | W 10 | WSW 6 | W 10 | SW 19 | SW 19 | S 19 | W 15 | W 15 | SW 18 | W 13 | — | — | WSW 14 | — | — | — | — | WSW 12 | WSW 12 | SW 16 | SW 16 | WSW 11 | SW 16 | SW 15 |
 kJ | 8 | 94 | 2 | 15 | 14 | 7 | 4 | 4 | 12 | 3 | — | — | 1065 | — | — | — | — | 1854 | 1080 | 10 | 10 | 126 | 9 | 9 |
Swell 2 Height (m) Direction Period (s) | — | W 10 | — | — | — | W 15 | S 18 | SW 18 | W 14 | — | — | — | — | — | — | — | — | — | — | — | — | SW 16 | SW 15 | SW 15 |
| kJ | — | 17 | — | — | — | 4 | 7 | 13 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | 10 | 9 | 9 |
Swell 3 Height (m) Direction Period (s) | — | S 12 | SW 19 | — | — | — | S 13 | — | W 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 3 | 15 | — | — | — | 4 | — | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 6 | S 5 | SSW 6 | SSW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 9 | WSW 9 | WSW 10 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | — | SW 12 | SW 12 | SW 7 | SW 7 | SW 9 |
| kJ | 149 | 43 | 239 | 529 | 503 | 441 | 598 | 659 | 808 | 1033 | 1441 | 1781 | 2340 | 3148 | 2800 | 2196 | 1805 | 1500 | — | 929 | 963 | 262 | 303 | 362 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 101 | 322 | 341 | 341 | 369 | 369 | 381 | 369 | 369 | 369 | 369 | 363 | 399 | 354 | 354 | 400 | 169 | 131 | 96 | 96 | 101 | 96 | 101 | 65 |
Best forecast wave conditions in Wales - Pembrokeshire | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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