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Portreath Beach Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Portreath Beach surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 am Wednesday 20 May 2026 BSTForecast update in hr min s Forecast update imminent
Portreath Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Portreath Beach sea temperature is
12.5° C
(Which is normal for this time of year)How big are the waves at Portreath Beach today?
The current surf forecast for Portreath Beach at 10AM is: 3.5m 14s primary swell from a West direction (forecast issued at 06:00am May 20). An open ocean swell of 1.3m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore and the swell rating is 11.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 11ft (3.5m) | 14s |
| Afternoon (20 May) | 10ft (3.0m) | 13s |
| Evening (20 May) | 8ft (2.5m) | 12s |
Table - waves today at Portreath Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Fri morning, min 13°C on Wed morning). Winds decreasing (fresh winds from the WSW on Wed morning, calm by Fri afternoon). | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | |
6705 | 6112 | 4443 | 3922 | 3082 | 2431 | 1756 | 1413 | 1190 | 1047 | 854 | 730 | 619 | 643 | 610 | 573 | 717 | 901 | 711 | 711 | 622 | 588 | 511 | 521 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross | glassy | cross-off | cross-off | |
High Tide | 8:20AM6.16m | 8:44PM6.25m | 9:13AM5.76m | 9:39PM5.88m | 10:12AM5.35m | 10:40PM5.51m | ||||||||||||||||||
Low Tide | 2:42PM0.58m | 3:16AM0.59m | 3:37PM0.93m | 4:16AM0.95m | 4:37PM1.28m | |||||||||||||||||||
 |  | |  | | | | |  | | | |  | |  | | | | | | | | | | |
 | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | 5:24 |
 | — | — | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:08 | — | — | — | — | — | — | — | 9:09 | — | 9:10 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 13 | 14 | 15 | 14 | 13 | 13 | 13 | 14 | 15 | 16 | 17 | 15 | 16 | 15 | 14 | 14 | 16 | 18 | 18 | 17 | 16 | 17 |
7 | 7 | 8 | 9 | 11 | 10 | 10 | 9 | 9 | 11 | 11 | 12 | 13 | 11 | 13 | 12 | 13 | 14 | 15 | 17 | 18 | 18 | 16 | 16 | |
Swell 1 Height (m) Direction Period (s) | — | W 14 | W 14 | W 13 | W 13 | W 13 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 |
 kJ | — | 6112 | 4443 | 3922 | 3082 | 2431 | 1756 | 1413 | 1190 | 1047 | 854 | 730 | 619 | 643 | 610 | 573 | 717 | 901 | 711 | 711 | 622 | 588 | 511 | 521 |
Swell 2 Height (m) Direction Period (s) | — | SSW 7 | — | — | — | — | — | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 15 | S 18 | S 18 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 |
| kJ | — | 156 | — | — | — | — | — | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 21 | 6 | 6 | 36 | 38 | 28 | 18 | 10 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 18 | SSW 14 | SW 15 | S 18 | ESE 4 | — | S 16 | SW 16 | SW 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 21 | 8 | 6 | 3 | — | 5 | 10 | 10 |
Wind waves Height (m) Direction Period (s) | W 14 | — | SSW 7 | — | — | — | — | — | — | — | — | — | — | SE 4 | — | — | — | — | — | — | — | — | — | — |
| kJ | 6705 | — | 193 | — | — | — | — | — | — | — | — | — | — | 10 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 511 | 211 | 61 | 390 | 13 | 13 | 12 | 24 | 12 | 12 | 12 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 |
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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