Surf Forecasts:
How big are the waves at Marloes Sands today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 1.5ft (0.5m), 8s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 1.5ft (0.4m), 8s period with WSW swell.
- Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.4m), 8s period with WSW swell.
The current surf forecast for Marloes Sands at 5AM is: 0.6m 9s primary swell from a West-southwest direction and 0.2m 14s secondary swell from a South-southwest direction (forecast issued at 12:00am August 21). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 1.5ft (0.5m) | 8s |
| Afternoon (21 Aug) | 1.5ft (0.4m) | 8s |
| Evening (21 Aug) | 1.5ft (0.4m) | 8s |
Table - waves today at Marloes Sands. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Sun afternoon, min 13°C on Thu night). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||||||
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) | WSW 9 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | W 8 | SSW 13 | SSW 13 | SSW 14 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 82 | 61 | 42 | 38 | 38 | 22 | 34 | 17 | 17 | 18 | 37 | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 32 | 31 | 29 | 62 | 34 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | off |
High Tide | 00:30AM4.19m | 1:01PM4.06m | 1:43AM3.87m | 2:28PM3.87m | 3:19AM3.81m | 4:01PM4.00m | ||||||||||||||||||
Low Tide | 6:46AM1.99m | 7:26PM2.11m | 8:08AM2.24m | 9:10PM2.22m | 9:53AM2.19m | |||||||||||||||||||
 |  |  | |  |  | | | |  | | | | | | | | | | | | | | | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:31 | — | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:28 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 13 | 13 | 14 | 14 | 15 | 16 | 15 | 15 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 16 | 17 | 17 | 17 |
Feels °C | 9 | 8 | 7 | 8 | 9 | 9 | 11 | 11 | 9 | 10 | 10 | 10 | 11 | 10 | 11 | 10 | 11 | 10 | 11 | 12 | 13 | 12 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 9 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | W 8 | WSW 8 | WSW 8 | WSW 8 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 12 |
| kJ | 82 | 61 | 42 | 38 | 38 | 22 | 34 | 14 | 14 | 13 | 19 | 18 | 18 | 18 | 17 | 8 | 34 | 33 | 33 | 32 | 31 | 29 | 62 | 34 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SSW 14 | SW 13 | SW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | WSW 9 | WSW 9 | W 9 | W 9 | W 9 | W 8 | W 8 | SSW 14 |
| kJ | 32 | 30 | 18 | 7 | 7 | 17 | 17 | 17 | 17 | 18 | 37 | 34 | 34 | 34 | 34 | 34 | 8 | 8 | 6 | 6 | 6 | 6 | 1 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | — | SW 15 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | — | — | NNW 3 | W 9 | — | W 8 | — |
| kJ | — | — | — | 10 | 10 | 10 | 10 | 10 | 10 | 10 | — | 34 | 6 | 6 | 6 | 6 | 6 | — | — | 1 | 6 | — | 5 | — |
Wind waves Height (m) Direction Period (s) | N 6 | N 5 | NNW 5 | N 5 | NNW 5 | NNW 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | N 4 | N 4 | N 5 | N 5 | N 5 | N 3 | NNE 4 | N 4 | N 3 | N 4 | NNE 3 |
| kJ | 49 | 40 | 40 | 51 | 46 | 36 | 27 | 37 | 45 | 37 | 28 | 21 | 15 | 18 | 14 | 10 | 11 | 10 | 5 | 7 | 3 | 5 | 6 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 65 | 62 | 62 | 66 | 235 | 235 | 137 | 62 | 104 | 94 | 64 | 13 | 137 | 180 | 182 | 137 | 64 | 64 | 104 | 13 | 16 | 147 | 132 | 70 |
Best forecast wave conditions in Wales - Pembrokeshire | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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