Mawgan Porth surfForecast / Cornwall (North) / UK

information circle48hr Weather and Surf, issued 5 am Thursday 19 Mar 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Mawgan Porth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mawgan Porth sea temperature is
10.4° C
(Which is 1.0°C warmer than normal for this time of year)

How big are the waves at Mawgan Porth today?

The current surf forecast for Mawgan Porth at 11AM is: 1.2m 13s primary swell from a West direction (forecast issued at 05:00am March 19). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (GMT) & DateWave HeightWave Period
Morning (19 Mar)4.5ft (1.3m)13s
Afternoon (19 Mar)3.5ft (1.0m)12s
Evening (19 Mar)3ft (0.9m)12s

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


Updates in  hr  min  s Forecast update imminent
Thursday
19
Friday
20
Saturday
21
Sun
22
3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM
Rating
(10 max)
3
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Swell
Height Map
Wave Height (m) & direction (?)
1.6
W
1.5
W
1.3
W
1.1
W
1
W
0.9
WNW
0.9
W
0.8
W
0.8
W
0.7
W
0.7
W
0.6
W
0.6
W
0.6
W
0.5
W
0.5
W
0.5
W
0.5
W
0.5
WNW
0.8
WNW
0.9
WNW
0.9
WNW
0.8
WNW
0.7
WNW
Period(s) (?)131313121213121212121211111111101013121212111112
Wave
Graph
(?)Metric surfscale
Energy kJ (?)9197875643773192652431871801371329188865955538687192193186173140
Wind
(km/h)
20
E
15
ENE
20
E
25
E
20
E
20
E
15
E
15
E
15
E
15
ESE
15
E
10
ESE
5
ENE
5
ESE
5
E
5
E
10
E
10
E
10
E
10
ENE
10
ENE
5
SE
5
ESE
5
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offcross-
off
offoffoffoffoffoffoffoffoffoffcross-
off
cross-
off
offoffoffoffoffcross-
off
cross-
off
glassglassglass
High Tide
/ height (m)
5:17AM
6.80
5:36PM
6.74
5:52AM
7.05
6:12PM
6.93
6:29AM
7.10
6:48PM
6.93
Low Tide
/ height (m)
11:37AM
0.02
11:51PM
0.01
12:12PM
-0.14
12:27AM
-0.11
12:47PM
-0.12
Thursday
19
Friday
20
Saturday
21
Sun
22
Sunrise--6:26-------6:24-------6:20-----
Sunset-----6:30-------6:31-------6:32--
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C109101313111111111010121312111110101012121199
Feels °C (?)545786677668111099777910977
  • 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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