Surf Forecasts:
How big are the waves at Marloes Sands today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 3.5ft (1.1m), 6s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 3ft (0.9m), 7s period with WSW swell.
- Evening surf: Evening surf (20 Sep, local time) - 2.5ft (0.8m), 7s period with WSW swell.
The current surf forecast for Marloes Sands at 2PM is: 0.9m 7s primary swell from a West-southwest direction (forecast issued at 06:00am September 20). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 3.5ft (1.1m) | 6s |
| Afternoon (20 Sep) | 3ft (0.9m) | 7s |
| Evening (20 Sep) | 2.5ft (0.8m) | 7s |
Table - waves today at Marloes Sands. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Mon morning, min 13°C on Sun morning). Wind will be generally light. | |||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | |||||||||||||||||||||
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 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 12 | W 12 | W 12 | WSW 17 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 136 | 117 | 99 | 88 | 77 | 57 | 43 | 43 | 42 | 31 | 31 | 26 | 18 | 18 | 18 | 16 | 17 | 18 | 18 | 69 | 70 | 98 | 100 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross-on | glassy | on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | glassy | glassy | on | cross-on | cross | glassy |
High Tide | 1:41PM3.80m | 2:43AM3.68m | 3:28PM3.92m | 4:10AM3.94m | 4:35PM4.30m | ||||||||||||||||||
Low Tide | 7:16AM2.33m | 8:29PM2.31m | 9:15AM2.29m | 10:08PM2.07m | 10:32AM1.95m | ||||||||||||||||||
 |  |  | |  | | | |  | | | | | | | | | | | | | | | |
 | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — |
 | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:20 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 17 |
Feels °C | 11 | 9 | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 15 | 16 | 17 | 17 | 17 | 18 | 18 | 17 | 17 | 18 | 17 | 17 | 18 |
Swell 1 Height (m) Direction Period (s) | W 8 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 12 | W 12 | W 12 | W 11 |
| kJ | 52 | 117 | 99 | 88 | 77 | 57 | 43 | 43 | 42 | 31 | 31 | 26 | 18 | 18 | 18 | 16 | 17 | 18 | 18 | 69 | 70 | 98 | 88 |
Swell 2 Height (m) Direction Period (s) | W 13 | W 13 | W 13 | N 4 | NNW 5 | NNW 5 | N 5 | N 5 | — | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | W 9 | SW 12 | W 19 | WSW 18 | WSW 17 |
| kJ | 4 | 4 | 13 | 10 | 7 | 5 | 4 | 2 | — | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 7 | 32 | 100 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | W 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | — | — | — | — | — | — | SW 13 | SW 13 | — | SW 12 | — | SW 12 | SW 12 | SW 12 |
| kJ | 8 | 8 | 8 | 13 | 8 | 8 | 7 | 7 | 7 | — | — | — | — | — | — | 7 | 7 | — | 6 | — | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | WSW 6 | NNW 4 | NNW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 136 | 6 | 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 24 | 66 | 24 | 65 | 66 | 3 | 13 | 29 | 29 | 64 | 92 | 123 | 167 | 104 | 128 | 128 | 13 | 104 | 13 | 92 | 66 | 24 | 0 |
Best forecast wave conditions in Wales - Pembrokeshire | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
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