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Port Isaac Surf Forecast
/ Cornwall (North) (60 surf breaks) /
Surf Forecasts:
Port Isaac surfForecast / Cornwall (North) / UK
48hr Weather and Surf, issued 6 am Thursday 23 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Port Isaac surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Port Isaac sea temperature is
11.3° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Port Isaac today?
The current surf forecast for Port Isaac at 1PM is: 0.5m 10s primary swell from a West-southwest direction and 0.1m 15s secondary swell from a West direction (forecast issued at 06:00am April 23). An open ocean swell of 0.7m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 1ft (0.3m) | 11s |
| Afternoon (23 Apr) | 1.5ft (0.5m) | 10s |
| Evening (23 Apr) | 1.5ft (0.4m) | 10s |
Table - waves today at Port Isaac. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 15°C on Fri morning, min 10°C on Thu night). Winds decreasing (fresh winds from the ESE on Thu afternoon, calm by Sat afternoon). | ||||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | Sun 26 | |||||||||||||||||||||
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 11 | WSW 12 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | |
3 | 13 | 39 | 59 | 55 | 37 | 36 | 74 | 106 | 145 | 130 | 95 | 95 | 95 | 93 | 93 | 100 | 95 | 91 | 83 | 57 | 55 | 51 | 47 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-on | glassy | glassy | |
High Tide | 10:38AM5.70m | 11:08PM5.71m | 11:50AM5.22m | 00:28AM5.37m | 1:18PM5.03m | |||||||||||||||||||
Low Tide | 4:28AM1.24m | 4:54PM1.63m | 5:43AM1.70m | 6:15PM2.00m | 7:13AM1.90m | 7:47PM2.06m | ||||||||||||||||||
 |  | | |  | |  | | | | | | | |  | | |  | | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | 6:03 |
 | — | — | — | — | — | 8:25 | — | — | — | — | — | — | — | 8:27 | — | — | — | — | — | — | — | 8:29 | — | 8:30 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 9 | 12 | 14 | 14 | 13 | 12 | 11 | 10 | 10 | 12 | 15 | 15 | 12 | 11 | 12 | 12 | 11 | 13 | 15 | 15 | 14 | 13 | 12 |
4 | 3 | 5 | 7 | 6 | 6 | 4 | 4 | 3 | 3 | 6 | 9 | 9 | 6 | 5 | 7 | 8 | 8 | 10 | 14 | 14 | 13 | 12 | 11 | |
Swell 1 Height (m) Direction Period (s) | W 11 | WSW 12 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 9 |
 kJ | 3 | 13 | 39 | 59 | 55 | 37 | 36 | 74 | 106 | 145 | 130 | 95 | 95 | 95 | 93 | 93 | 100 | 95 | 91 | 83 | 57 | 55 | 51 | 47 |
Swell 2 Height (m) Direction Period (s) | — | — | W 15 | W 15 | W 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 4 | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 3 | E 3 | E 3 | E 3 | ESE 4 | E 3 | E 3 | ESE 3 | ESE 3 | E 3 | E 3 | E 3 | ESE 3 | ESE 3 | ESE 2 | ESE 2 | — | — | — | — | — | — | — | — |
| kJ | 8 | 8 | 8 | 11 | 13 | 8 | 8 | 9 | 9 | 8 | 8 | 5 | 3 | 2 | 1 | 1 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 228 | 262 | 393 | 238 | 73 | 66 | 66 | 66 | 27 | 29 | 148 | 148 | 27 | 3 | 3 | 3 | 0 | 0 | 0 | 0 | 3 | 3 | 6 | 6 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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