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Perranuthnoe Surf Forecast
/ Cornwall (South) (25 surf breaks) /
Surf Forecasts:
Perranuthnoe surfForecast / Cornwall (South) / UK
48hr Weather and Surf, issued 12 am Sunday 17 May 2026 BSTForecast update in hr min s Forecast update imminent
Perranuthnoe surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Perranuthnoe sea temperature is
12.3° C
(Which is normal for this time of year)How big are the waves at Perranuthnoe today?
The current surf forecast for Perranuthnoe at 9AM is: 1.5m 14s primary swell from a West direction and 1.5m 8s secondary swell from a West-northwest direction (forecast issued at 12:00am May 17). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 5ft (1.5m) | 14s |
| Afternoon (17 May) | 7ft (2.2m) | 13s |
| Evening (17 May) | 7.5ft (2.3m) | 12s |
Table - waves today at Perranuthnoe. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 18mm), heaviest on Mon night. Very mild (max 14°C on Tue afternoon, min 10°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | ||||||||||||||||||||||
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 | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WNW 7 | WNW 7 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | WNW 11 | SSW 6 | SW 7 | SW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | |
255 | 262 | 496 | 831 | 1657 | 1751 | 1483 | 1617 | 1840 | 827 | 1589 | 1301 | 1056 | 828 | 649 | 400 | 218 | 312 | 373 | 504 | 613 | 751 | 878 | 1011 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | on | on | on | cross-on | on | on | on | on | |
High Tide | 5:28AM5.54m | 5:51PM5.59m | 6:15AM5.54m | 6:38PM5.60m | 7:04AM5.43m | 7:26PM5.51m | ||||||||||||||||||
Low Tide | 11:53PM0.77m | 12:15PM0.73m | 00:42AM0.69m | 1:02PM0.75m | 1:30AM0.72m | 1:50PM0.86m | ||||||||||||||||||
 | |  | |  | | |  | | | | | | | | | |  | | | |  | | | |
 | — | 5:33 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:02 | — | — | — | — | — | — | — | 9:05 | — | — | — | — | — | — | — | 9:06 | — |
— | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 2 | 5 | 1 | — | 1 | — | — | — | — | — | |
Temp °C | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 12 | 11 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 13 |
5 | 4 | 5 | 6 | 5 | 5 | 5 | 4 | 2 | 4 | 5 | 5 | 5 | 7 | 6 | 5 | 7 | 7 | 6 | 6 | 6 | 7 | 8 | 7 | |
Swell 1 Height (m) Direction Period (s) | W 13 | W 12 | W 14 | WNW 8 | W 13 | W 13 | S 12 | S 12 | S 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | W 15 | W 14 | W 13 | WSW 17 |
 kJ | 126 | 108 | 496 | 259 | 1657 | 1751 | 3 | 3 | 3 | 827 | 1589 | 1301 | 1056 | 828 | 649 | 400 | 218 | 160 | 102 | 37 | 17 | 16 | 32 | 159 |
Swell 2 Height (m) Direction Period (s) | W 16 | W 15 | S 12 | W 14 | S 12 | S 12 | S 12 | — | — | S 12 | S 14 | S 14 | — | S 20 | S 19 | WSW 6 | S 19 | W 16 | W 15 | W 15 | S 18 | SW 18 | WSW 18 | W 13 |
| kJ | 5 | 109 | 3 | 831 | 3 | 3 | 3 | — | — | 3 | 4 | 4 | — | 7 | 7 | 18 | 7 | 5 | 4 | 17 | 6 | 12 | 31 | 31 |
Swell 3 Height (m) Direction Period (s) | SW 13 | SW 12 | SW 12 | S 12 | — | — | — | — | — | S 14 | — | — | — | — | S 13 | S 19 | W 16 | S 19 | S 19 | S 18 | S 13 | W 19 | S 18 | SW 17 |
| kJ | 6 | 6 | 6 | 3 | — | — | — | — | — | 4 | — | — | — | — | 3 | 7 | 5 | 7 | 7 | 6 | 3 | 7 | 6 | 12 |
Wind waves Height (m) Direction Period (s) | WNW 7 | WNW 7 | WNW 7 | — | — | — | W 12 | W 12 | W 12 | W 7 | — | — | — | — | S 4 | S 5 | SSW 6 | SW 7 | SW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 9 |
| kJ | 255 | 262 | 247 | — | — | — | 1483 | 1617 | 1840 | 348 | — | — | — | — | 9 | 43 | 211 | 312 | 373 | 504 | 613 | 751 | 878 | 1011 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 204 | 119 | 76 | 204 | 533 | 551 | 400 | 287 | 261 | 204 | 170 | 9 | 9 | 43 | 28 | 66 | 66 | 523 | 513 | 523 | 587 | 533 | 267 | 204 |
Best forecast wave conditions in South Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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