Port Isaac surfForecast / Cornwall (North) / UK

information circle16 Day Weather and Surf, issued 12 am Tuesday 07 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 Tuesday (Apr 07) at 7PM. The primary swell is predicted to be 2.2m and 15s 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 2.5m 17s and forecast to arrive on Tuesday (Apr 07) at 10AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Tuesday (Apr 07) at 7AM.

Wave TypeTime (BST) & Date Wave Height & Period
Next good surf (1 star+) 7PM (Tue 7th Apr)7ft (2.2m) 15s
Best Surf 7PM (Tue 7th Apr)7ft (2.2m) 15s
Most Powerful10AM (Tue 7th Apr)8ft (2.5m) 17s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Very mild (max 16°C on Tue afternoon, min 8°C on Thu afternoon). Winds decreasing (strong winds from the ESE on Mon night, calm by Tue night).

Days 3-6 Weather Summary Light rain (total 7mm), mostly falling on Fri night. Very mild (max 11°C on Fri night, min 6°C on Thu night). Winds decreasing (fresh winds from the SSE on Fri afternoon, light winds from the SSW by Fri night).

Tuesday
07
Wednesday
08
Thursday
09
Friday
10
Saturday
11
Sunday
12
Mon
13
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
0
2
3
3
2
1
1
0
0
1
3
2
3
1
0
0
0
1
3
2
0
Swell
Height Map
Wave Height (m) & direction (?)
0.9
WNW
2.5
W
2.4
W
1.8
W
1.4
W
1.2
W
1
W
1
W
1.7
WNW
1.6
W
1.6
W
1.5
W
1.6
W
2.1
WNW
2
W
1.8
W
3
W
3
W
1.9
W
1.3
W
1.1
W
Period(s) (?)19171614141312116101313131313121414131211
Wave
Graph
(?)Metric surfscale
Energy kJ (?)62743222803120781346627122921250993376986514521336911402834041245480300
Wind
(km/h)
40
SE
40
SE
30
SE
0
NE
10
NNE
5
NNW
10
NW
25
W
35
NW
10
N
25
SSE
35
SSE
20
SSE
20
WNW
20
N
20
WNW
30
WNW
20
NW
10
SSW
20
SSE
20
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
offglasscross-
on
oncross-
on
cross-
on
ononoffoffoffcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
off
offcross
High Tide
/ height (m)
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
1:05PM
4.47
1:51AM
4.73
2:36PM
4.72
3:06AM
5.13
3:38PM
5.21
Low Tide
/ height (m)
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
6:53AM
2.58
7:33PM
2.60
8:29AM
2.38
8:56PM
2.28
9:34AM
1.91
Tuesday
07
Wednesday
08
Thursday
09
Friday
10
Saturday
11
Sunday
12
Mon
13
Sunrise-6:43--6:41--6:39--6:37--6:35--6:33--6:30-
Sunset--8:00--8:01--8:02--8:05--8:06--8:07--8:09
clear
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
rain showers
light rain
light rain
part cloud
part cloud
part cloud
clear
light rain
rain showers
Rain (mm)
------------223----21
Temp. °C13151613151612999991110888871010
Feels °C (?)57101314151132322863212465
  • Map Icons:
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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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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