Porthmeor surfForecast / Cornwall (North) / UK

information circle48hr Weather and Surf, issued 12 am Sunday 10 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Porthmeor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porthmeor sea temperature is
12.4° C
(Which is slightly warmer than usual)

How big are the waves at Porthmeor today?

The current surf forecast for Porthmeor at 5AM is: 1.7m 7s primary swell from a North direction and 0.2m 11s secondary swell from a West direction (forecast issued at 12:00am May 10). An open ocean swell of 0.1m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (10 May)5ft (1.6m)7s
Afternoon (10 May)6ft (1.8m)6s
Evening (10 May)5.5ft (1.7m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 13°C on Sun morning, min 10°C on Sat night). Winds decreasing (fresh winds from the NNE on Sun afternoon, calm by Mon night).

Sunday
10
Monday
11
Tuesday
12
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.9
N
7
1.8
N
7
1.6
N
7
1.6
N
7
1.7
N
7
1.9
N
6
1.6
N
6
1.7
N
6
1.6
N
6
1.3
N
6
1.2
N
6
1
N
6
0.8
N
5
0.7
NNW
5
0.4
SW
9
0.4
SW
9
0.4
SW
8
0.4
SW
8
0.4
SW
8
0.2
SSW
18
0.2
SSW
18
0.3
SW
18
0.3
SW
18
0.3
SW
18
Wave Graph
Metric surfscale
Energy kJ
389
349
267
239
255
293
199
226
206
128
102
60
32
22
20
19
18
18
17
32
31
49
49
56
Wind (km/h)
30
NNE
30
NE
30
NE
35
NE
35
NE
35
NNE
35
NNE
35
NNE
25
NNE
25
N
25
N
20
N
20
NNW
20
NNW
20
NNW
15
NNW
10
N
0
SSW
0
NW
15
WNW
25
NW
25
NW
25
WNW
25
WNW
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
cross-on
on
on
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross
High Tide
11:16PM4.34m
11:56AM4.10m
00:31AM4.36m
1:14PM4.23m
1:41AM4.58m
2:18PM4.56m
Low Tide
5:57AM1.88m
6:21PM1.94m
7:08AM1.76m
7:32PM1.78m
8:12AM1.47m
8:34PM1.47m
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
clear
clear
cloud
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:41
5:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:53
8:54
8:57
Temp °C
12
11
10
11
13
12
12
11
10
10
10
10
11
11
11
10
10
10
10
12
11
11
12
11
6
5
4
4
6
4
5
4
4
4
4
5
6
7
7
7
8
9
9
9
6
5
7
6
Swell 1
Height (m)
Direction
Period (s)
0.2
W
11
0.2
W
11
0.2
W
11
0.4
SE
7
0.4
ESE
7
0.4
SE
8
0.3
ESE
8
0.2
ESE
7
0.2
SSW
9
0.2
SSW
9
0.2
SSW
9
0.4
SW
9
0.3
SSW
9
0.4
SW
8
0.4
SW
9
0.5
N
5
0.5
N
6
0.5
N
6
0.4
N
6
0.4
SW
8
0.4
SW
8
0.4
SW
8
0.4
SW
8
0.3
SSW
8
Energy kJ
9
9
9
11
21
15
11
5
7
7
7
19
15
18
20
10
15
16
10
17
17
17
17
13
Swell 2
Height (m)
Direction
Period (s)
0.2
S
6
0.1
SE
5
0.1
S
5
0.2
W
11
0.2
W
11
0.2
W
10
0.2
SSW
9
0.2
SSW
9
0.2
ESE
6
0.2
ESE
6
0.2
ESE
6
0.2
ESE
7
0.2
ESE
6
0.1
W
9
0.1
W
9
0.4
WNW
5
0.4
SW
8
0.4
SW
8
0.4
SW
8
0.3
N
5
0.2
SSW
18
0.3
SW
18
0.3
SW
18
0.3
SW
18
Energy kJ
3
1
1
9
9
8
8
8
4
3
4
4
4
2
2
10
18
18
17
5
31
49
49
49
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
5
0.1
S
6
0.1
S
13
0.1
S
13
0.1
SW
13
0.1
SW
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
10
0.2
W
10
0.1
SE
6
0.4
SW
9
0.4
NW
5
0.4
NW
4
0.3
WNW
4
0.2
SSW
18
0.1
NW
12
0.2
WNW
12
0.2
WNW
13
0.2
WNW
12
Energy kJ
3
1
3
3
7
4
2
2
2
2
2
2
7
2
19
6
5
4
32
6
15
16
15
Wind waves
Height (m)
Direction
Period (s)
1.9
N
7
1.8
N
7
1.6
N
7
1.6
N
7
1.7
N
7
1.9
N
6
1.6
N
6
1.7
N
6
1.6
N
6
1.3
N
6
1.2
N
6
1
N
6
0.8
N
5
0.7
NNW
5
0.7
NNW
5
0.4
WNW
5
0.7
NW
4
0.9
WNW
5
0.9
WNW
5
1
WNW
5
Energy kJ
389
349
267
239
255
293
199
226
206
128
102
60
32
22
19
7
16
40
45
56
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
618
336
276
276
276
562
544
46
92
139
139
139
259
496
403
289
225
225
20
24
24
562
525
567
Best forecast wave conditions in North Cornwall
Rating
(10 max)
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
3
1
1
1
1
1
3
3
3
1
2
2
3
3
2
2
2
1
1
2
1
1
Header Global
Rating
(10 max)
4
4
4
5
9
9
8
6
9
5
5
4
5
4
8
9
6
9
9
9
9
9
9
9
  • 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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