Port Isaac surfForecast / Cornwall (North) / UK

information circle16 Day Weather and Surf, issued 12 pm Saturday 04 Apr 2026 BST
Forecast 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
10.6° C
(Which is 1.0°C warmer than normal for this time of year)

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 Sunday (Apr 05) at 10PM. The primary swell is predicted to be 1.8m and 11s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Port Isaac in the next 16 days are 4.5m 12s and forecast to arrive on Sunday (Apr 05) at 1AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Tuesday (Apr 07) at 1AM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+)10PM (Sun 5th Apr)6ft (1.8m) 11s
Best Surf 7PM (Tue 7th Apr)7ft (2.2m) 15s
Most Powerful 1AM (Sun 5th Apr)15ft (4.5m) 12s

Table - best surf conditions forecast for Port Isaac over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Some drizzle, heaviest during Sat night. Very mild (max 13°C on Sat morning, min 8°C on Sat night). Winds decreasing (near gales from the WSW on Sat night, light winds from the SSE by Sun night).

Days 3-6 Weather Summary Some drizzle, heaviest during Tue night. Very mild (max 16°C on Tue morning, min 8°C on Thu morning). Winds decreasing (fresh winds from the SE on Tue morning, calm by Wed morning).

Saturday
04
Sunday
05
Monday
06
Tuesday
07
Wednesday
08
Thursday
09
Friday
10
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
0
0
0
2
2
0
0
0
2
2
4
3
2
0
0
0
2
3
2
2
Swell
Height Map
Wave Height (m) & direction (?)
1.9
W
2.4
WSW
4.5
W
3
W
2.4
W
1.6
W
1.1
W
0.9
W
0.6
W
1.6
W
2.4
W
2
W
1.7
W
1.5
W
1.1
W
1.2
W
1.1
W
1.1
W
1.5
W
1.3
W
1.6
W
Period(s) (?)12121212121110101817161614139111110131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)100515786034298615575882491582461573275620271191737188338269249736573933
Wind
(km/h)
35
SSW
50
SSW
45
W
35
WNW
25
W
15
SE
35
SSE
35
SE
40
SE
35
SE
25
ESE
15
SE
5
SSW
10
WNW
15
NW
30
N
25
N
5
ESE
20
SSE
20
SSE
10
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
crosscross-
on
crossoffoffoffcross-
off
offcross-
off
cross-
off
glasscross-
on
cross-
on
oncross-
on
cross-
off
offoffcross-
on
High Tide
/ height (m)
7:51PM
6.79
8:07AM
6.67
8:21PM
6.56
8:38AM
6.33
8:53PM
6.22
9:11AM
5.91
9:27PM
5.81
9:47AM
5.45
10:06PM
5.36
10:31AM
5.00
10:58PM
4.94
11:33AM
4.62
12:14AM
4.67
Low Tide
/ height (m)
1:46PM
0.43
2:00AM
0.49
2:14PM
0.67
2:30AM
0.76
2:44PM
1.00
3:01AM
1.12
3:15PM
1.39
3:36AM
1.55
3:51PM
1.82
4:18AM
2.00
4:38PM
2.24
5:18AM
2.40
5:50PM
2.56
Saturday
04
Sunday
05
Monday
06
Tuesday
07
Wednesday
08
Thursday
09
Friday
10
Sunrise6:50--6:48--6:45--6:43--6:41--6:39--6:37--
Sunset-7:54--7:57--7:58--8:00--8:01--8:02--8:05-
part cloud
cloud
rain showers
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
Rain (mm)
--1--------1---------
Temp. °C1312109991111131616141514119810151513
Feels °C (?)53-222244512121215139328111211
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Quick surf report for Port Isaac:

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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.


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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