Surf Forecasts:
Marloes Sands surf forecast from 14 Sep 2026:
- Best quality surf: Sunday 20 Sep, 4AM (local time) - 4.5ft (1.3m), 7s period, WSW swell with cross-offshore winds.
- Most powerful swell: Saturday 19 Sep, 7PM (local time) - 7.5ft (2.3m), 7s period, WSW swell with 550 kJ wave energy.
- Next surfable swell (1★+): Sunday 20 Sep, 4AM (local time) - 4.5ft (1.3m), 7s period with WSW swell.
Best Forecast Surf Conditions for Marloes Sands this week:
The surf forecast for Marloes Sands over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Sep 20) at 4AM. The primary swell is predicted to be 1.3m and 7s period with a secondary swell of 0.1m and 14s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Marloes Sands in the next 16 days are 2.3m 7s and forecast to arrive on Saturday (Sep 19) at 7PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 5s period and expected on Wednesday (Sep 16) at 4AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4AM (Sun 20th Sep) | 4.5ft (1.3m) 7s |
| Best Surf | 4AM (Sun 20th Sep) | 4.5ft (1.3m) 7s |
| Most Powerful | 7PM (Sat 19th Sep) | 7.5ft (2.3m) 7s |
Table - best surf conditions forecast for Marloes Sands over the next 16 days.
Short Range ForecastLight rain (total 7mm), mostly falling on Mon night. Very mild (max 19°C on Mon afternoon, min 12°C on Tue night). Winds increasing (light winds from the SW on Sun night, fresh winds from the NW by Tue night). | Days 4-6 Weather SummaryLight rain (total 2mm), mostly falling on Wed night. Very mild (max 17°C on Fri afternoon, min 14°C on Thu morning). Mainly strong winds. | ||||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WSW 5 | SW 5 | WSW 7 | W 7 | WSW 7 | WSW 9 | WSW 10 | WSW 10 | WSW 6 | W 7 | W 7 | W 7 | W 7 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 77 | 57 | 297 | 233 | 180 | 307 | 94 | 136 | 185 | 351 | 316 | 358 | 258 | 212 | 456 | 456 | 503 | 280 | 119 | 89 | 43 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross | cross-on | cross | cross | cross-on | on | cross | cross-on | cross | cross-on | on | cross-on | cross-on | cross-on | cross | cross-off | cross | on |
High Tide | 8:51AM5.90m | 9:08PM5.90m | 9:24AM5.66m | 9:42PM5.52m | 9:57AM5.31m | 10:16PM5.07m | 10:33AM4.90m | 10:54PM4.60m | 11:13AM4.46m | 11:40PM4.13m | 12:09PM4.04m | 00:52AM3.76m | 1:41PM3.80m | 2:43AM3.68m | |||||||
Low Tide | 3:09PM0.20m | 3:27AM0.38m | 3:41PM0.50m | 3:57AM0.75m | 4:14PM0.88m | 4:29AM1.17m | 4:49PM1.32m | 5:05AM1.61m | 5:32PM1.76m | 5:53AM2.02m | 6:37PM2.15m | 7:16AM2.33m | 8:29PM2.31m | ||||||||
 | |  |  | |  | |  |  | | |  | | | | | |  |  | | | |
 | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 7:01 | — | — | 7:01 | — | — |
 | — | 7:38 | — | — | 7:36 | — | — | 7:34 | — | — | 7:31 | — | — | 7:29 | — | — | 7:27 | — | — | 7:24 | — |
mm | — | — | 6 | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 16 | 19 | 18 | 15 | 16 | 16 | 13 | 15 | 16 | 15 | 16 | 15 | 15 | 17 | 16 | 17 | 16 | 16 | 13 | 17 | 18 |
Feels °C | 12 | 15 | 13 | 8 | 11 | 11 | 7 | 10 | 10 | 8 | 9 | 8 | 10 | 13 | 12 | 14 | 13 | 13 | 11 | 17 | 16 |
Swell 1 Height (m) Direction Period (s) | SW 12 | W 8 | SW 12 | S 12 | S 11 | WSW 9 | WSW 6 | N 6 | N 5 | — | — | S 13 | W 14 | NNW 5 | SW 16 | SW 16 | SW 16 | WSW 7 | WSW 8 | WSW 8 | WSW 7 |
| kJ | 6 | 36 | 6 | 3 | 2 | 307 | 68 | 41 | 5 | — | — | 3 | 15 | 4 | 10 | 10 | 10 | 280 | 119 | 89 | 43 |
Swell 2 Height (m) Direction Period (s) | — | SW 12 | W 12 | — | S 11 | — | WSW 10 | — | — | — | — | — | S 12 | S 18 | S 12 | S 12 | W 14 | SW 14 | SW 14 | NNW 5 | N 5 |
| kJ | — | 6 | 3 | — | 2 | — | 94 | — | — | — | — | — | 3 | 6 | 3 | 3 | 4 | 8 | 8 | 7 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | S 18 | S 12 | — | — | — | W 13 | W 17 | W 16 | W 17 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 3 | — | — | — | 4 | 6 | 21 | 6 |
Wind waves Height (m) Direction Period (s) | WSW 5 | SW 5 | WSW 7 | W 7 | WSW 7 | NW 5 | NNW 6 | WSW 10 | WSW 6 | W 7 | W 7 | W 7 | W 7 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | NNW 5 | NNW 5 | — | — |
| kJ | 77 | 57 | 297 | 233 | 180 | 49 | 80 | 136 | 185 | 351 | 316 | 358 | 258 | 212 | 456 | 456 | 503 | 37 | 26 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 131 | 131 | 144 | 376 | 376 | 82 | 24 | 195 | 412 | 691 | 376 | 36 | 329 | 329 | 329 | 132 | 194 | 24 | 0 | 3 | 116 |
Best forecast wave conditions in Wales - Pembrokeshire | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Marloes Sands surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Marloes Sands Surf forecast
The above surf forecast table for Marloes Sands provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Marloes Sands can be found by selecting the local surf guide option on the grey menu. Our Marloes Sands surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Marloes Sands) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Marloes Sands may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Wales - Pembrokeshire? If you are looking for accommodation near Marloes Sands, camping, hotels and holiday cottages in Wales - Pembrokeshire, consider staying in Milford Haven which is 14 km (9 miles) away. Other places in and around Wales - Pembrokeshire where you can find information about places to rent, and car hire include Pembroke which is 21 km (13 miles) away, Fishguard, Aberporth and Carmarthen.
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