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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 5 am Monday 09 Mar 2026 GMTForecast 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
10.0° C
(Which is slightly warmer than usual)How big are the waves at Port Isaac today?
The current surf forecast for Port Isaac at 10AM is: 1.2m 12s primary swell from a West direction (forecast issued at 05:00am March 09). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Mar) | 4.5ft (1.3m) | 12s |
| Afternoon (09 Mar) | 4ft (1.2m) | 11s |
| Evening (09 Mar) | 3.5ft (1.0m) | 10s |
Table - waves today at Port Isaac. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 09 | Tuesday 10 | Wednesday 11 | Thu 12 | |||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 11 | 10 | 9 | 9 | 9 | 14 | 14 | 9 | 14 | 14 | 14 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 566 | 566 | 454 | 361 | 354 | 282 | 212 | 252 | 267 | 269 | 267 | 138 | 450 | 466 | 599 | 2299 | 754 | 809 | 3095 | 3844 | 3998 | 3521 | 2987 | 2651 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | cross- off | cross | cross | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off |
High Tide / height (m) | 8:42AM 5.98 | 8:58PM 5.76 | 9:17AM 5.46 | 9:36PM 5.27 | 10:01AM 4.95 | 10:28PM 4.80 | ||||||||||||||||||
Low Tide / height (m) | 2:32AM 1.09 | 2:47PM 1.37 | 3:05AM 1.56 | 3:22PM 1.85 | 3:46AM 2.05 | 4:08PM 2.33 | ||||||||||||||||||
Monday 09 | Tuesday 10 | Wednesday 11 | Thu 12 | |||||||||||||||||||||
| Sunrise | - | - | 6:47 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:14 | - | - | - | - | - | - | - | 6:15 | - | - |
 |  |  |  |  | | | | | | | | | |  | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | 2 | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 10 | 11 | 11 | 9 | 8 | 8 | 8 | 8 | 8 | 11 | 11 | 9 | 10 | 11 | 9 | 8 | 8 | 9 | 9 | 9 | 8 | 8 |
| Feels °C (?) | 7 | 8 | 8 | 8 | 7 | 6 | 5 | 5 | 4 | 5 | 3 | 4 | 4 | 1 | 3 | 4 | 1 | 0 | 0 | 2 | 2 | 3 | 2 | 1 |
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Port Isaac surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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