Surf Forecasts:
How big are the waves at Maenporth today (18 Sep):
- Afternoon surf: Afternoon surf (18 Sep, local time) - 0.5ft (0.1m), 17s period with S swell.
- Evening surf: Evening surf (18 Sep, local time) - 0.5ft (0.1m), 16s period with S swell.
The current surf forecast for Maenporth at 10PM is: 0.1m 16s primary swell from a South direction (forecast issued at 06:00pm September 18). An open ocean swell of 0.8m 12s is not directed at the surf break, a second open ocean swell of 2.0m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | - | - |
| Afternoon (18 Sep) | 0.5ft (0.1m) | 17s |
| Evening (18 Sep) | 0.5ft (0.1m) | 16s |
Table - waves today at Maenporth. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat night. Very mild (max 18°C on Sat afternoon, min 15°C on Sat night). Winds decreasing (fresh winds from the WSW on Fri afternoon, calm by Sun night). | |||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | |||||||||||||||||
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) | S 17 | S 15 | S 16 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 |
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 | cross-off | cross | cross-off | cross-off | off | off | off | off | cross-off | cross-off |
High Tide | 10:46PM3.87m | 11:23AM3.92m | 00:06AM3.60m | 12:54PM3.77m | |||||||||||||||
Low Tide | 4:47PM1.84m | 5:00AM2.01m | 5:36PM2.17m | 5:53AM2.29m | 6:59PM2.39m | ||||||||||||||
 | |  |  | | | | | | | |  | | |  | | | |  | |
 | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — |
 | — | 7:28 | — | — | — | — | — | — | — | 7:25 | — | — | — | — | — | — | — | 7:23 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 17 | 17 | 16 | 16 | 17 | 17 | 18 | 17 | 17 | 17 | 15 | 15 | 15 | 17 | 17 | 16 | 15 |
Feels °C | 10 | 11 | 13 | 13 | 12 | 12 | 13 | 13 | 15 | 16 | 16 | 14 | 14 | 15 | 14 | 16 | 16 | 14 | 12 |
Swell 1 Height (m) Direction Period (s) | S 17 | W 12 | W 12 | W 12 | W 12 | S 16 | S 16 | S 16 | S 15 | S 15 | SW 14 | SW 14 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 |
| kJ | 6 | 353 | 184 | 141 | 166 | 5 | 5 | 5 | 4 | 4 | 8 | 8 | 835 | 663 | 599 | 621 | 544 | 482 | 416 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 15 | S 16 | S 16 | S 16 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 |
| kJ | 3 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 8 | 8 | 8 | 8 | 8 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | — | S 12 | S 12 | S 12 | S 12 | S 12 | — | — | — | — | — | — | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | — |
| kJ | — | 3 | 3 | 3 | 3 | 3 | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 2 | — |
Wind waves Height (m) Direction Period (s) | W 13 | W 7 | W 8 | W 8 | W 8 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | — | — | — | — | — | — | — |
| kJ | 1154 | 286 | 475 | 579 | 552 | 1116 | 1128 | 1253 | 1253 | 1048 | 935 | 935 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 209 | 209 | 190 | 190 | 190 | 188 | 232 | 209 | 209 | 28 | 23 | 31 | 25 | 18 | 18 | 25 | 25 | 18 | 18 |
Best forecast wave conditions in South Cornwall | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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