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Surf Forecasts:

Porthtowan surfForecast / Cornwall (North) / UK

information circle48hr Weather and Surf, issued 5 pm Saturday 14 Mar 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Porthtowan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porthtowan sea temperature is
10.3° C
 (Which is slightly warmer than usual)

How big are the waves at Porthtowan today?

The current surf forecast for Porthtowan at 10PM is: 2.1m 13s primary swell from a West direction (forecast issued at 05:00pm March 14). The wind direction is predicted to be cross-onshore.

Time (GMT) & DateWave HeightWave Period
Morning (14 Mar)--
Afternoon (14 Mar)8ft (2.5m)13s
Evening (14 Mar)7ft (2.1m)13s

Table - waves today at Porthtowan. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Saturday
14
Sunday
15
Monday
16
Tuesday
17
3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM
Rating
(10 max)
1
2
2
2
2
2
0
0
0
0
0
0
0
!
!
0
!
2
3
2
2
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.5
W
2.3
W
2.1
W
2
W
1.9
W
1.8
W
1.5
W
1
WNW
2
W
2.3
W
2.5
WNW
1.3
W
3.5
WNW
4
WNW
3.5
WNW
3.5
WNW
3.5
W
3
W
3
WNW
2.5
W
2.5
W
2.2
WNW
2.5
W
3
WSW
Period(s) (?)131313131212121267822201918181716161615141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)21661810146812731065942647288311488893165810706107708770774068345250411631022753193924913186
Wind
(km/h)
15
NW
15
NW
15
WNW
10
WSW
15
SW
20
SSW
30
SSW
25
W
30
WNW
35
WNW
30
WNW
30
W
30
W
25
WSW
30
WSW
35
SW
35
SW
35
SW
30
SSW
30
SSW
35
S
30
S
30
S
30
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononcross-
on		crosscross-
off		cross-
off		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
2:10PM
4.29
2:38AM
4.66
3:05PM
4.76
3:24AM
5.19
3:45PM
5.28
4:01AM
5.73
Low Tide
/ height (m)
8:31PM
2.11
9:05AM
1.80
9:22PM
1.62
9:48AM
1.28
10:02PM
1.11
10:25AM
0.76
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Sunrise------6:35-------6:33-------6:31-
Sunset-6:22-------6:23-------6:25------
part cloud
part cloud
clear
clear
cloud
cloud
cloud
rain showers
clear
clear
clear
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
cloud
part cloud
clear
part cloud
part cloud
clear
Rain (mm)
-------1----------------
Temp. °C987778911999999101010999991012
Feels °C (?)443333262122234232322346
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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 Porthtowan 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 Porthtowan at:
surf-forecast.com

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