Surf Forecasts:
How big are the waves at Porthtowan today (23 Sep):
- Afternoon surf: Afternoon surf (23 Sep, local time) - 5.5ft (1.7m), 13s period with WNW swell.
- Evening surf: Evening surf (23 Sep, local time) - 5ft (1.6m), 12s period with WNW swell.
The current surf forecast for Porthtowan at 10PM is: 1.6m 12s primary swell from a West-northwest direction (forecast issued at 06:00pm September 23). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | - | - |
| Afternoon (23 Sep) | 5.5ft (1.7m) | 13s |
| Evening (23 Sep) | 5ft (1.6m) | 12s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Thu morning, min 13°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | |||||||||||||||||
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) | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | WNW 19 | WNW 17 | WNW 16 | WNW 16 | WNW 14 | WNW 15 | WNW 14 | WNW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 1026 | 888 | 680 | 589 | 418 | 302 | 242 | 191 | 188 | 141 | 100 | 383 | 2048 | 3277 | 3650 | 2935 | 2976 | 2763 | 2019 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | glassy | off | off | off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | on | on | on | cross-on | cross-on | on |
High Tide | 4:07PM5.14m | 4:29AM5.21m | 4:44PM5.63m | 5:03AM5.67m | 5:17PM6.07m | ||||||||||||||
Low Tide | 10:30PM1.33m | 10:43AM1.20m | 11:05PM0.88m | 11:18AM0.77m | |||||||||||||||
 |  |  | | |  | | | | | | | | | | |  | |  | |
 | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — |
 | — | 7:17 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:13 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 14 | 14 | 14 | 14 | 16 | 19 | 19 | 17 | 16 | 15 | 15 | 16 | 16 | 17 | 15 | 14 | 13 |
Feels °C | 13 | 13 | 12 | 14 | 13 | 13 | 14 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 11 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | WNW 19 | WNW 17 | WNW 16 | WNW 16 | WNW 14 | WNW 15 | WNW 14 | WNW 14 |
| kJ | 1026 | 888 | 680 | 589 | 418 | 302 | 242 | 191 | 188 | 141 | 100 | 383 | 2048 | 3277 | 3650 | 2935 | 2976 | 2763 | 2019 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | N 4 | N 4 | N 5 | NNE 5 | N 5 | — | WNW 18 | W 10 | W 10 | SW 16 | SW 16 | S 16 | — | — | S 12 |
| kJ | — | — | — | — | 6 | 6 | 4 | 2 | 2 | — | 30 | 98 | 92 | 10 | 10 | 5 | — | — | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | S 13 | S 13 | S 13 | S 13 | S 13 | N 5 | — | — | S 16 | S 16 | — | — | — | — | — |
| kJ | — | — | — | — | 3 | 3 | 3 | 3 | 3 | 2 | — | — | 5 | 5 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NNW 4 | — | — | — | ESE 3 | SE 2 | — | SSE 2 | — | — | — | — | — | — | — | — | NNW 4 | — |
| kJ | — | 5 | — | — | — | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | 12 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 22 | 15 | 15 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 17 | 17 | 23 | 23 | 104 | 23 |
Best forecast wave conditions in North Cornwall | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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