Surf Forecasts:
How big are the waves at Marloes Sands today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 2.5ft (0.8m), 5s period with WSW swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 2.5ft (0.7m), 5s period with W swell.
- Evening surf: Evening surf (17 Aug, local time) - 2.5ft (0.7m), 5s period with WSW swell.
The current surf forecast for Marloes Sands at 8AM is: 0.8m 5s primary swell from a West-southwest direction and 0.1m 18s secondary swell from a Southwest direction (forecast issued at 12:00am August 17). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 2.5ft (0.8m) | 5s |
| Afternoon (17 Aug) | 2.5ft (0.7m) | 5s |
| Evening (17 Aug) | 2.5ft (0.7m) | 5s |
Table - waves today at Marloes Sands. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Wed afternoon. Very mild (max 19°C on Sun night, min 15°C on Mon morning). Winds increasing (light winds from the NW on Sun night, strong winds from the WSW by Wed afternoon). | ||||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||||||
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) | W 5 | W 5 | WSW 5 | WSW 5 | W 5 | W 5 | WSW 5 | WSW 4 | WSW 5 | W 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | W 6 | W 6 | W 6 | WSW 6 | WSW 7 | WSW 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 29 | 43 | 37 | 30 | 37 | 27 | 17 | 26 | 98 | 176 | 139 | 85 | 71 | 66 | 68 | 66 | 107 | 170 | 182 | 182 | 206 | 218 | 360 | 415 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | cross | cross | cross-on | cross-on | on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 10:00AM5.57m | 10:19PM5.60m | 10:37AM5.22m | 10:57PM5.13m | 11:16AM4.83m | |||||||||||||||||||
Low Tide | 4:05AM0.33m | 4:17PM0.52m | 4:39AM0.72m | 4:53PM0.91m | 5:14AM1.16m | 5:32PM1.34m | ||||||||||||||||||
 | |  |  |  | | |  | | | | | | | |  | | | | | | |  |  | |
 | — | 6:07 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:38 | — | — | — | — | — | — | — | 8:36 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 18 | 19 | 16 | 15 | 15 | 16 | 17 | 17 | 18 | 18 | 17 | 16 | 16 | 17 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 17 |
Feels °C | 17 | 18 | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 16 | 14 | 12 | 14 | 15 | 14 | 13 | 14 | 11 | 9 | 9 | 9 | 11 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 7 | W 5 | WSW 5 | WSW 5 | W 9 | W 7 | WSW 7 | — | SW 16 | SW 16 | WSW 6 | WSW 6 | WSW 6 | NNW 4 | NNW 4 | N 4 | SW 17 | SSW 17 | SSW 17 | NNW 4 | SW 16 | SW 16 | SSW 16 | SW 16 |
| kJ | 5 | 43 | 37 | 30 | 1 | 9 | 10 | — | 11 | 10 | 139 | 85 | 71 | 3 | 1 | 1 | 12 | 29 | 27 | 3 | 10 | 10 | 24 | 39 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | NNW 3 | SW 18 | — | — | SW 16 | SW 16 | NNW 4 | SW 17 | SW 17 | SW 17 | — | — | — | SW 16 | — | — | — | — |
| kJ | 13 | 12 | 12 | 12 | 12 | 12 | 1 | 12 | — | — | 10 | 11 | 6 | 11 | 11 | 12 | — | — | — | 10 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | SW 18 | — | — | — | — | — | SW 17 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 12 | — | — | — | — | — | 11 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 5 | — | NNW 3 | NNW 4 | W 5 | W 5 | WSW 5 | WSW 4 | WSW 5 | W 6 | — | NNW 4 | — | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | W 6 | W 6 | W 6 | WSW 6 | WSW 7 | WSW 7 |
| kJ | 29 | — | 4 | 5 | 37 | 27 | 17 | 26 | 98 | 176 | — | 5 | — | 66 | 68 | 66 | 107 | 170 | 182 | 182 | 206 | 218 | 360 | 415 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 148 | 223 | 235 | 235 | 339 | 381 | 430 | 341 | 416 | 148 | 24 | 132 | 329 | 763 | 644 | 302 | 310 | 36 | 195 | 385 | 385 | 398 | 400 | 132 |
Best forecast wave conditions in Wales - Pembrokeshire | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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