Surf Forecasts:
How big are the waves at Fort Le Marchant today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.1m), 5s period with W swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3.5ft (1.1m), 6s period with W swell.
- Evening surf: Evening surf (18 Aug, local time) - 4ft (1.2m), 6s period with W swell.
The current surf forecast for Fort Le Marchant at 12AM is: 1.2m 5s primary swell from a West-northwest direction (forecast issued at 06:00pm August 17). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3.5ft (1.1m) | 5s |
| Afternoon (18 Aug) | 3.5ft (1.1m) | 6s |
| Evening (18 Aug) | 4ft (1.2m) | 6s |
Table - waves today at Fort Le Marchant. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Tue night. Very mild (max 19°C on Mon afternoon, min 17°C on Mon night). Mainly fresh winds. | |||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||
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 4 | W 4 | W 5 | WNW 6 | WNW 6 | W 5 | W 5 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 7 | W 7 | W 6 | W 9 | W 6 |
Wave Graph | |||||||||||||||||||
20 | 37 | 73 | 91 | 77 | 55 | 65 | 72 | 77 | 83 | 114 | 101 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross |
High Tide | 10:30PM7.70m | 10:49AM7.31m | 11:06PM7.08m | 11:25AM6.75m | |||||||||||||||
Low Tide | 4:27PM0.80m | 4:46AM0.95m | 5:02PM1.31m | 5:20AM1.55m | 5:39PM1.88m | ||||||||||||||
— | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | |
— | 8:23 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:20 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Temp °C | 19 | 19 | 18 | 17 | 17 | 18 | 19 | 19 | 19 | 18 | 18 | 17 | 18 | 17 | 17 | 17 | 17 | 18 | 18 |
Feels °C | 17 | 16 | 14 | 13 | 14 | 15 | 17 | 16 | 17 | 14 | 15 | 14 | 16 | 14 | 13 | 13 | 14 | 15 | 13 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 9 | WNW 9 | — | — |
9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 17 | 28 | — | — | |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | W 4 | W 4 | W 5 | WNW 6 | WNW 6 | W 5 | W 5 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 6 | W 7 | W 7 | W 6 | W 9 | W 6 |
20 | 37 | 73 | 91 | 77 | 55 | 65 | 72 | 77 | 83 | 114 | 101 | 76 | 79 | 89 | 103 | 109 | 229 | 106 | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 677 | 685 | 122 | 205 | 122 | 122 | 219 | 949 | 685 | 344 | 141 | 122 | 122 | 122 | 122 | 103 | 122 | 205 | 206 |
Best forecast wave conditions in Guernsey | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)











