Surf Forecasts:
How big are the waves at Marloes Sands today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 5ft (1.5m), 6s period with WSW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 7ft (2.1m), 7s period with WSW swell.
- Evening surf: Evening surf (18 Sep, local time) - 8ft (2.5m), 8s period with WSW swell.
The current surf forecast for Marloes Sands at 1PM is: 1.7m 6s primary swell from a West-southwest direction and 0.1m 18s secondary swell from a South direction (forecast issued at 06:00am September 18). An open ocean swell of 0.2m 5s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 5ft (1.5m) | 6s |
| Afternoon (18 Sep) | 7ft (2.1m) | 7s |
| Evening (18 Sep) | 8ft (2.5m) | 8s |
Table - waves today at Marloes Sands. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Fri afternoon, min 14°C on Sat night). Winds decreasing (strong winds from the SW on Fri afternoon, calm by Sun afternoon). | |||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 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 7 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 8 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 229 | 181 | 160 | 223 | 436 | 655 | 691 | 560 | 627 | 717 | 661 | 501 | 353 | 286 | 261 | 223 | 161 | 121 | 85 | 75 | 62 | 57 | 43 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross | glassy | on |
High Tide | 11:13AM4.46m | 11:40PM4.13m | 12:09PM4.04m | 00:52AM3.76m | 1:41PM3.80m | ||||||||||||||||||
Low Tide | 5:32PM1.76m | 5:53AM2.02m | 6:37PM2.15m | 7:16AM2.33m | 8:29PM2.31m | ||||||||||||||||||
 |  |  | | | | |  | | |  | | | |  | | | | | | | | | |
 | 6:58 | — | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — |
 | — | — | — | — | — | 7:29 | — | — | — | — | — | — | — | 7:27 | — | — | — | — | — | — | — | 7:24 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 15 | 15 | 15 | 16 | 17 | 17 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 |
Feels °C | 8 | 10 | 8 | 7 | 8 | 11 | 11 | 9 | 9 | 10 | 11 | 12 | 11 | 11 | 10 | 12 | 14 | 12 | 12 | 13 | 12 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 13 | NNW 5 | NNW 5 | NNW 5 | — | — | SW 15 | SW 16 | — | — | SW 16 | SW 16 | SW 16 | W 14 | SW 15 | W 14 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 |
| kJ | 7 | 9 | 4 | 2 | — | — | 9 | 10 | — | — | 10 | 10 | 10 | 4 | 8 | 4 | 161 | 121 | 85 | 75 | 62 | 57 | 43 |
Swell 2 Height (m) Direction Period (s) | S 13 | S 13 | W 14 | S 18 | — | — | — | — | — | — | — | SW 16 | W 14 | SW 15 | SW 14 | SW 14 | W 13 | W 13 | NNW 4 | NNW 4 | NNW 4 | NNW 5 | N 5 |
| kJ | 3 | 3 | 4 | 6 | — | — | — | — | — | — | — | 10 | 4 | 9 | 8 | 8 | 4 | 4 | 3 | 3 | 3 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | S 12 | — | — | — | — | — | — | — | — | — | SW 16 | — | S 11 | S 11 | SW 14 | SW 14 | W 13 | W 13 | SW 14 | SW 14 | SW 14 |
| kJ | — | — | 3 | — | — | — | — | — | — | — | — | — | 10 | — | 2 | 2 | 8 | 8 | 13 | 3 | 8 | 8 | 7 |
Wind waves Height (m) Direction Period (s) | W 7 | WSW 7 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | WSW 8 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 7 | — | NNW 4 | — | — | — | — | — |
| kJ | 229 | 181 | 160 | 223 | 436 | 655 | 691 | 560 | 627 | 717 | 661 | 501 | 353 | 286 | 261 | 223 | — | 3 | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 354 | 161 | 376 | 329 | 329 | 329 | 329 | 354 | 354 | 346 | 354 | 194 | 385 | 132 | 128 | 144 | 24 | 0 | 0 | 0 | 66 | 3 | 62 |
Best forecast wave conditions in Wales - Pembrokeshire | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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