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Surf Forecasts:

Port Isaac surfForecast / Cornwall (North) / UK

information circle12 Day Weather and Surf, issued 11 pm Sunday 25 Jan 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
9.3° C
 (Which is slightly cooler than normal)

Best Forecast Surf Conditions for Port Isaac this week:

The surf forecast for Port Isaac over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jan 26) at 6AM. The primary swell is predicted to be 2.4m and 13s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Port Isaac in the next 12 days are 4.5m 19s and forecast to arrive on Friday (Jan 30) at 12PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 4s period and expected on Monday (Jan 26) at 9PM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+) 6AM (Mon 26th Jan)8ft (2.4m) 13s
Best Surf12PM (Tue 27th Jan)11ft (3.5m) 15s
Most Powerful12PM (Fri 30th Jan)15ft (4.5m) 19s

Table - best surf conditions forecast for Port Isaac over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Heavy rain (total 26mm), heaviest during Mon night. Very mild (max 12°C on Mon night, min 6°C on Sun night). Winds increasing (light winds from the ESE on Sun night, strong winds from the SW by Mon night).

Days 3-6 Weather Summary Moderate rain (total 14mm), heaviest on Thu afternoon. Very mild (max 10°C on Fri morning, min 7°C on Thu afternoon). Mainly strong winds.

Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sun
01
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
3
4
1
1
1
0
!
!
!
3
2
2
2
!
!
!
!
!
5
4
4
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
3
W
2.2
W
1.6
W
1.6
W
3
W
4
WSW
4
W
3.5
W
4
W
3
W
2.5
W
2.1
W
1.8
W
3.5
W
4.5
W
3.5
W
3.5
W
3.5
W
3
W
2.4
W
2.2
W
Period(s) (?)151312121511141617161514131618171616161414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)367816077356743620422557136545101375210261616501044704511623776352835823431423911875
Wind
(km/h)
20
ESE
20
SE
45
SSE
35
S
40
SSW
35
WSW
30
SSW
30
SSE
30
SSE
35
SSE
45
SE
40
SSE
30
S
30
SSW
15
SW
5
SSW
10
S
20
SW
15
SW
15
SSE
5
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		offoffoffcross-
off		crosscross-
off		offoffoffoffoffoffcross-
off		cross-
off		cross-
off		offcross-
off		cross-
off		offcross-
off
High Tide
/ height (m)
9:58PM
5.95
10:23AM
5.96
10:55PM
5.63
11:27AM
5.59
12:06AM
5.38
12:47PM
5.37
1:30AM
5.38
2:12PM
5.45
2:49AM
5.67
3:26PM
5.79
3:55AM
6.14
4:24PM
6.21
4:48AM
6.63
5:14PM
6.59
Low Tide
/ height (m)
4:07AM
1.30
4:40PM
1.43
5:08AM
1.63
5:48PM
1.74
6:28AM
1.85
7:14PM
1.87
8:00AM
1.78
8:40PM
1.69
9:20AM
1.43
9:50PM
1.29
10:23AM
0.96
10:45PM
0.85
11:14AM
0.52
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sun
01
Sunrise-8:03--8:02--8:00--7:58--7:58--7:56--7:54-
Sunset--5:00--5:01--5:02--5:05--5:07--5:08--5:09
part cloud
part cloud
mod rain
heavy rain
rain showers
thunderstorm
rain showers
part cloud
cloud
cloud
cloud
rain showers
rain showers
rain showers
cloud
part cloud
clear
light rain
clear
light rain
mod rain
Rain (mm)
--811142----1011---2-18
Temp. °C81010128889988891098998107
Feels °C (?)3315-101120-20345444465
  • 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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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.

View detailed surf forecast for Port Isaac at:
surf-forecast.com

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 12 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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