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Portreath Harbour Wall Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Portreath Harbour Wall surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 am Monday 18 May 2026 BSTForecast update in hr min s Forecast update imminent
Portreath Harbour Wall surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Portreath Harbour Wall sea temperature is
12.3° C
(Which is normal for this time of year)How big are the waves at Portreath Harbour Wall today?
The current surf forecast for Portreath Harbour Wall at 12PM is: 2.0m 11s primary swell from a West direction (forecast issued at 06:00am May 18). An open ocean swell of 0.1m 20s 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 May) | 7ft (2.2m) | 12s |
| Afternoon (18 May) | 5ft (1.5m) | 11s |
| Evening (18 May) | 3.5ft (1.0m) | 11s |
Table - waves today at Portreath Harbour Wall. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Mon afternoon. Very mild (max 15°C on Wed morning, min 10°C on Mon morning). Winds decreasing (strong winds from the SW on Tue afternoon, light winds from the S by Wed night). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 12 | W 12 | W 12 | W 11 | W 11 | WNW 11 | WNW 11 | WNW 9 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 10 | WSW 16 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | WSW 12 | |
579 | 1323 | 1048 | 843 | 535 | 343 | 198 | 90 | 650 | 794 | 900 | 1068 | 1368 | 1556 | 2067 | 6661 | 6766 | 6156 | 5119 | 3864 | 3113 | 2431 | 1897 | 1569 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | |
High Tide | 6:43AM6.64m | 7:06PM6.70m | 7:31AM6.47m | 7:53PM6.54m | 8:20AM6.16m | 8:44PM6.25m | ||||||||||||||||||
Low Tide | 1:04PM0.10m | 1:31AM0.06m | 1:52PM0.29m | 2:21AM0.27m | 2:42PM0.58m | |||||||||||||||||||
 |  |  | | | |  | | | |  | | | |  | | |  | |  | | | | | |
 | 5:31 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | 5:26 |
 | — | — | — | — | — | 9:05 | — | — | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:07 | — | 9:08 |
— | — | 1 | 1 | 1 | 3 | 2 | 1 | — | 1 | 1 | — | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 10 | 11 | 11 | 11 | 12 | 13 | 12 | 13 | 13 | 14 | 14 | 13 | 12 | 12 | 13 | 13 | 14 | 15 | 15 | 14 | 13 | 13 |
4 | 5 | 5 | 6 | 6 | 5 | 6 | 7 | 6 | 7 | 7 | 7 | 7 | 6 | 5 | 7 | 8 | 8 | 9 | 10 | 11 | 11 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | WNW 12 | S 14 | W 12 | W 11 | W 11 | WNW 11 | WNW 11 | WNW 9 | WNW 10 | W 15 | W 15 | W 15 | SW 18 | WSW 18 | S 17 | WSW 16 | — | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | WSW 12 |
 kJ | 579 | 4 | 1048 | 843 | 535 | 343 | 198 | 90 | 20 | 4 | 17 | 17 | 12 | 103 | 6 | 1041 | — | 6156 | 5119 | 3864 | 3113 | 2431 | 1897 | 1569 |
Swell 2 Height (m) Direction Period (s) | S 14 | S 14 | S 14 | S 20 | S 20 | S 19 | — | W 16 | W 16 | — | S 18 | S 18 | — | S 18 | — | — | — | — | — | — | — | — | S 16 | SW 16 |
| kJ | 4 | 4 | 4 | 8 | 7 | 7 | — | 5 | 5 | — | 6 | 6 | — | 6 | — | — | — | — | — | — | — | — | 5 | 10 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 16 | S 19 | — | S 13 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 5 | 7 | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 7 | W 12 | — | — | SSW 5 | SW 5 | SSW 6 | SW 7 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 10 | WSW 16 | W 14 | — | — | — | — | — | — | — |
| kJ | 298 | 1323 | — | — | 37 | 119 | 270 | 509 | 650 | 794 | 900 | 1068 | 1368 | 1556 | 2067 | 6661 | 6766 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 193 | 61 | 23 | 208 | 105 | 208 | 275 | 402 | 402 | 210 | 513 | 503 | 503 | 556 | 397 | 370 | 210 | 210 | 211 | 210 | 277 | 14 | 13 | 13 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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