Surf Forecasts:
Port Isaac surf forecast from 16 Oct 2026:
- Best quality surf: Friday 23 Oct, 4AM (local time) - 11ft (3.5m), 11s period, WSW swell with cross-shore winds.
- Most powerful swell: Friday 23 Oct, 4AM (local time) - 11ft (3.5m), 11s period, WSW swell with 2,686 kJ wave energy.
- Next surfable swell (1★+): Monday 19 Oct, 1PM (local time) - 2ft (0.6m), 16s period with W swell.
Best Forecast Surf Conditions for Port Isaac this week:
The surf forecast for Port Isaac over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Oct 19) at 1PM. The primary swell is predicted to be 0.6m and 16s period with a secondary swell of 0.4m and 4s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Port Isaac in the next 16 days are 3.5m 11s and forecast to arrive on Friday (Oct 23) at 4AM. Winds are predicted to be cross-shore at the time the swell arrives.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 1PM (Mon 19th Oct) | 2ft (0.6m) 16s |
| Best Surf | 4AM (Fri 23rd Oct) | 11ft (3.5m) 11s |
| Most Powerful | 4AM (Fri 23rd Oct) | 11ft (3.5m) 11s |
Table - best surf conditions forecast for Port Isaac over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 13°C on Fri afternoon, min 8°C on Sat night). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 24mm), heaviest during Wed morning. Very mild (max 14°C on Thu morning, min 10°C on Mon night). Winds increasing (light winds from the E on Mon night, near gales from the NW by Wed afternoon). | |||||||||||||||||||
Fri 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 16 | WNW 15 | WNW 13 | W 12 | W 12 | W 13 | WNW 7 | WNW 8 | W 12 | W 8 | W 9 | W 11 |
Wave Graph  | ||||||||||||||||||||
 kJ | 566 | 547 | 322 | 198 | 116 | 78 | 51 | 50 | 135 | 228 | 295 | 239 | 235 | 215 | 811 | 1040 | 411 | 737 | 1148 | 2155 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross | cross-off | cross-off | cross-on | on | cross-off | cross-off | cross-on | cross-on | cross-off | cross-off | cross |
High Tide | 9:34PM5.45m | 9:54AM5.38m | 10:19PM4.99m | 10:46AM4.96m | 11:22PM4.60m | 12:01PM4.68m | 00:52AM4.46m | 1:35PM4.72m | 2:21AM4.67m | 2:49PM5.06m | 3:21AM5.12m | 3:41PM5.54m | ||||||||
Low Tide | 3:38AM1.82m | 4:07PM1.99m | 4:26AM2.24m | 5:09PM2.39m | 5:39AM2.56m | 6:42PM2.57m | 7:19AM2.61m | 8:14PM2.40m | 8:39AM2.33m | 9:16PM1.98m | 9:35AM1.88m | 10:02PM1.49m | ||||||||
 |  | |  | | | |  | | | |  |  | |  | | | | |  | |
 | — | — | 7:43 | — | — | 7:45 | — | — | 7:47 | — | — | 7:48 | — | — | 7:50 | — | — | 7:52 | — | — |
 | 6:25 | — | — | 6:23 | — | — | 6:22 | — | — | 6:20 | — | — | 6:17 | — | — | 6:15 | — | — | 6:14 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 15 | 5 | — | 2 | 1 | 8 |
Temp °C | 13 | 13 | 12 | 13 | 11 | 11 | 12 | 11 | 12 | 13 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 14 | 15 | 15 |
Feels °C | 7 | 8 | 7 | 8 | 6 | 5 | 7 | 5 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 1 | 4 | 9 | 8 | 5 |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 16 | WNW 15 | WNW 13 | W 12 | W 12 | W 13 | — | — | W 12 | W 12 | — | — |
| kJ | 566 | 547 | 322 | 198 | 116 | 78 | 51 | 50 | 135 | 228 | 295 | 239 | 235 | 215 | — | — | 411 | 78 | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | W 15 | W 20 | N 4 | W 12 | — | — | — | — | — | — | N 6 | — | — | — |
| kJ | — | — | — | — | — | — | 5 | 7 | 5 | 26 | — | — | — | — | — | — | 17 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 10 | NNW 4 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 17 | 3 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | NNW 5 | NNW 5 | N 5 | NNE 4 | NE 3 | N 3 | N 4 | — | — | — | — | — | — | WNW 7 | WNW 8 | W 7 | W 8 | W 9 | W 11 |
| kJ | 83 | 33 | 45 | 20 | 5 | 3 | 6 | 8 | — | — | — | — | — | — | 811 | 1040 | 217 | 737 | 1148 | 2155 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 235 | 40 | 49 | 49 | 3 | 67 | 278 | 3 | 3 | 3 | 0 | 6 | 61 | 3 | 3 | 116 | 398 | 14 | 482 | 221 |
Best forecast wave conditions in North Cornwall | ||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
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.
Information about the Port Isaac Surf forecast
The above surf forecast table for Port Isaac provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Port Isaac can be found by selecting the local surf guide option on the grey menu. Our Port Isaac surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Port Isaac) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Port Isaac may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in North Cornwall? If you are looking for accommodation near Port Isaac, camping, hotels and holiday cottages in North Cornwall, consider staying in Padstow which is 8 km (5 miles) away. Other places in and around North Cornwall where you can find information about places to rent, and car hire include Bodmin which is 15 km (9 miles) away, Newquay, Par and Saint Austell.
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