Port Isaac surfForecast / Cornwall (North) / UK

information circle16 Day Weather and Surf, issued 5 pm Thursday 26 Mar 2026 GMT
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
10.3° C
(Which is slightly warmer than usual)

Best Forecast Surf Conditions for Port Isaac this week:

The most powerful waves expected at Port Isaac in the next 16 days are 2.2m 16s and forecast to arrive on Monday (Mar 30) at 10AM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful10AM (Mon 30th Mar)7ft (2.2m) 16s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 2mm), mostly falling on Fri morning. Very mild (max 10°C on Fri morning, min 7°C on Fri night). Winds decreasing (fresh winds from the NW on Sat morning, light winds from the NW by Sat night).

Days 3-6 Weather Summary Some drizzle, heaviest during Sun night. Very mild (max 12°C on Mon night, min 8°C on Sun afternoon). Winds decreasing (fresh winds from the WSW on Sun afternoon, light winds from the NW by Mon night).

Thu
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
31
Wednesday
01
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.4
W
1.2
W
0.7
W
0.4
WNW
1
WNW
1.1
WNW
2.1
WNW
1.4
W
1.2
W
2
W
2.5
WNW
2.2
WNW
1.8
W
1.6
W
1.4
WNW
1.3
W
1.2
W
0.7
W
1.9
WNW
1.5
W
1.2
W
Period(s) (?)12111122171671312681616141313121261211
Wave
Graph
(?)Metric surfscale
Energy kJ (?)555357116160647620394663403322851239415691063690573425139312617371
Wind
(km/h)
20
WNW
20
WSW
25
WSW
25
NNW
35
NW
35
NW
35
NW
20
NNW
20
WSW
35
WSW
35
W
25
NW
25
NW
10
WNW
15
W
20
WNW
15
W
20
W
25
W
40
N
30
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
crosscross-
off
onononononcrosscrosscross-
on
cross-
on
oncross-
on
crosscross-
on
cross-
on
cross-
on
cross-
on
oncross
High Tide
/ height (m)
11:33PM
5.19
12:29PM
4.92
1:14AM
5.16
2:04PM
5.11
2:36AM
5.54
3:11PM
5.55
3:33AM
6.03
4:00PM
6.03
4:18AM
6.47
4:40PM
6.43
4:56AM
6.79
5:15PM
6.72
5:30AM
6.97
Low Tide
/ height (m)
5:15PM
2.12
6:17AM
2.09
7:03PM
2.23
8:00AM
1.93
8:32PM
1.91
9:11AM
1.49
9:32PM
1.43
10:01AM
1.03
10:17PM
0.99
10:41AM
0.66
10:55PM
0.64
11:16AM
0.40
11:29PM
0.41
11:47AM
0.28
Thu
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
31
Wednesday
01
Sunrise--6:07--6:05--6:03--6:01--5:58--5:56--5:54
Sunset6:40--6:42--6:44--6:45--6:46--6:49--6:50--
cloud
cloud
light rain
light rain
part cloud
clear
clear
part cloud
cloud
cloud
light rain
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
Rain (mm)
--11------1----------
Temp. °C89109988899101010121211101010106
Feels °C (?)34541-2-11213549977654-1
  • 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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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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