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Porthtowan Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Porthtowan surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 12 pm Saturday 23 May 2026 BSTForecast update in hr min s Forecast update imminent
Porthtowan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porthtowan sea temperature is
12.7° C
(Which is normal for this time of year)How big are the waves at Porthtowan today?
The current surf forecast for Porthtowan at 6PM is: 1.2m 10s primary swell from a West direction and 0.2m 14s secondary swell from a South-southwest direction (forecast issued at 12:00pm May 23). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 4.5ft (1.4m) | 10s |
| Afternoon (23 May) | 4.5ft (1.3m) | 10s |
| Evening (23 May) | 4ft (1.2m) | 10s |
Table - waves today at Porthtowan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 22°C on Mon night, min 13°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 10 | WSW 10 | WSW 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 10 | W 9 | W 9 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | |
349 | 349 | 349 | 279 | 279 | 231 | 180 | 168 | 164 | 162 | 205 | 214 | 210 | 210 | 215 | 351 | 444 | 679 | 669 | 572 | 519 | 432 | 425 | 432 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | |
High Tide | 11:18AM5.01m | 11:49PM5.23m | 12:30PM4.83m | 1:01AM5.09m | 1:41PM4.84m | 2:08AM5.10m | ||||||||||||||||||
Low Tide | 5:45PM1.54m | 6:31AM1.46m | 6:56PM1.67m | 7:40AM1.51m | 8:04PM1.66m | |||||||||||||||||||
 | | | |  | | | | | | | | | | | | | | | | | | | | |
 | 5:24 | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:20 | — |
 | — | — | — | 9:10 | — | — | — | — | — | — | — | 9:12 | — | — | — | — | — | — | — | 9:14 | — | — | — | 9:15 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 15 | 15 | 14 | 14 | 14 | 15 | 16 | 18 | 20 | 20 | 20 | 21 | 21 | 20 | 20 | 19 | 20 | 20 | 21 | 22 | 22 | 21 | 20 |
12 | 14 | 14 | 12 | 12 | 12 | 12 | 15 | 17 | 19 | 18 | 18 | 20 | 19 | 17 | 18 | 17 | 17 | 17 | 18 | 20 | 20 | 20 | 19 | |
Swell 1 Height (m) Direction Period (s) | WSW 10 | WSW 10 | WSW 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 10 | W 9 | W 9 | W 9 | W 9 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 |
 kJ | 349 | 349 | 349 | 279 | 279 | 231 | 180 | 168 | 164 | 162 | 205 | 214 | 210 | 210 | 170 | 173 | 444 | 679 | 669 | 572 | 519 | 432 | 425 | 432 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 14 | ESE 4 | SSW 13 | WNW 16 | WNW 15 | WNW 14 | WNW 14 | W 9 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 |
| kJ | 22 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 7 | 1 | 17 | 25 | 78 | 215 | 351 | 99 | 7 | 7 | 7 | 6 | 6 | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SW 13 | W 17 | SSW 13 | SSW 13 | SW 13 | SW 13 | SW 13 | — | — | — | S 21 | S 21 | S 21 | S 21 |
| kJ | — | — | — | — | — | — | — | — | — | — | 7 | 6 | 17 | 17 | 7 | 7 | 7 | — | — | — | 9 | 9 | 9 | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | E 2 | E 3 | E 4 | ESE 4 | ESE 4 | SE 4 | ESE 3 | SE 4 | SE 4 | SE 4 | SE 4 | ESE 3 | ESE 5 | SE 5 | SE 5 | ESE 5 |
| kJ | — | — | — | — | — | — | — | — | 1 | 5 | 7 | 1 | 2 | 5 | 7 | 13 | 14 | 14 | 12 | 8 | 9 | 6 | 7 | 9 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 20 | 20 | 20 | 20 | 15 | 15 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 10 | 3 | 17 | 10 | 0 | 0 | 10 | 0 | 10 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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