Surf Forecasts:
How big are the waves at Fort Le Marchant today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 2.5ft (0.7m), 4s period with N swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 2ft (0.6m), 5s period with NNE swell.
- Evening surf: Evening surf (20 Oct, local time) - 1.5ft (0.4m), 5s period with NE swell.
The current surf forecast for Fort Le Marchant at 6PM is: 0.4m 5s primary swell from a Northeast direction (forecast issued at 12:00pm October 20). An open ocean swell of 0.8m 12s is not directed at the surf break, a second open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 2.5ft (0.7m) | 4s |
| Afternoon (20 Oct) | 2ft (0.6m) | 5s |
| Evening (20 Oct) | 1.5ft (0.4m) | 5s |
Table - waves today at Fort Le Marchant. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 36mm), heaviest during Thu night. Very mild (max 15°C on Thu morning, min 11°C on Thu night). Winds increasing (moderate winds from the SW on Tue afternoon, stormy winds from the SW by Thu night). | |||||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||||
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) | N 4 | NNE 5 | NNE 5 | NE 5 | NE 5 | ENE 5 | W 7 | W 8 | W 12 | W 12 | W 12 | W 11 | W 10 | W 10 | W 10 | W 10 | W 11 | W 11 | W 11 | W 11 | W 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 15 | 17 | 20 | 7 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-off | cross-off | off | off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | off | off |
High Tide | 2:37PM5.35m | 3:33AM5.40m | 3:58PM5.77m | 4:34AM5.97m | 4:49PM6.37m | ||||||||||||||||
Low Tide | 8:13AM3.28m | 9:11PM2.96m | 9:44AM2.97m | 10:20PM2.46m | 10:43AM2.41m | ||||||||||||||||
 | |  |  |  |  | | | | | | | | | | | | | | | | |
 | 7:37 | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — |
 | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | 1 | 2 | — | — | — | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 2 | 1 | 5 |
Temp °C | 12 | 13 | 14 | 14 | 13 | 13 | 14 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 15 | 14 | 15 | 15 |
Feels °C | 7 | 7 | 7 | 9 | 4 | 4 | 6 | -1 | -1 | -1 | 0 | 2 | 2 | 3 | 3 | 6 | 8 | 8 | 6 | 6 | 3 |
Swell 1 Height (m) Direction Period (s) | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | S 5 | — | — | — | — | — | — | — | — | — | W 11 | W 11 | — | W 11 | W 11 |
| kJ | 219 | 209 | 190 | 187 | 190 | 151 | 36 | — | — | — | — | — | — | — | — | — | 1747 | 1165 | — | 676 | 673 |
Swell 2 Height (m) Direction Period (s) | — | NNE 5 | NNE 5 | NE 5 | NE 5 | WSW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 17 | 20 | 7 | 4 | 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | NE 5 | N 4 | N 4 | ENE 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 4 | 3 | 1 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | NW 3 | W 4 | WSW 4 | SW 4 | S 5 | W 7 | W 8 | W 12 | W 12 | W 12 | W 11 | W 10 | W 10 | W 10 | W 10 | — | W 11 | W 11 | SSW 5 | SSW 6 |
| kJ | 15 | 5 | 9 | 11 | 22 | 78 | 786 | 1505 | 5316 | 6424 | 5438 | 3881 | 2777 | 2707 | 2813 | 1968 | — | 1439 | 1107 | 124 | 280 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 120 | 148 | 122 | 103 | 76 | 501 | 463 | 569 | 569 | 616 | 569 | 569 | 467 | 394 | 290 | 167 | 123 | 205 | 219 | 388 | 484 |
Best forecast wave conditions in Guernsey | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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