Porthmeor surfForecast / Cornwall (North) / UK

information circle48hr Weather and Surf, issued 6 pm Sunday 31 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
14.7° C
(Which is 1.9°C warmer than normal for this time of year)

How big are the waves at Porthmeor today (31 May):

  • Afternoon surf: Afternoon surf (31 May, local time) - 6ft (1.9m), 12s period with W swell.
  • Evening surf: Evening surf (31 May, local time) - 6ft (1.9m), 12s period with W swell.

The current surf forecast for Porthmeor at 11PM is: 1.8m 11s primary swell from a West direction and 0.4m 14s secondary swell from a Southwest direction (forecast issued at 06:00pm May 31). The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (31 May)--
Afternoon (31 May)6ft (1.9m)12s
Evening (31 May)6ft (1.9m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 13mm), heaviest on Mon afternoon. Very mild (max 16°C on Mon morning, min 14°C on Sun night). Winds increasing (light winds from the SW on Sun night, strong winds from the WSW by Wed morning).

Sun
31
Monday
1
Tuesday
2
Wed
3
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
1 AM
4 AM
7 AM
10 AM
1 PM
Rating
(10 max)
2
2
2
2
3
3
1
1
2
1
2
2
0
0
0
0
0
0
0
2
1
1
0
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.9
W
12
1.9
W
12
1.9
W
11
1.8
W
11
1.7
W
11
1.7
WSW
11
1.8
WSW
11
1.7
WSW
11
1.8
WSW
11
1.1
W
10
1.9
WSW
10
1.9
WSW
10
1.9
WSW
10
2
W
10
2.2
W
8
2.3
W
9
2.4
W
9
2.5
W
9
2.4
W
9
2.3
W
9
2.3
W
10
2.4
WSW
10
3
WSW
8
3
WSW
9
Wave Graph
Metric surfscale
Energy kJ
1010
963
930
819
707
711
718
631
745
242
678
657
710
752
692
798
942
1021
963
923
1034
1210
1113
1397
Wind (km/h)
20
WSW
20
WSW
15
SW
20
SSW
20
SSW
25
SSW
25
SSW
25
SSW
30
SSW
25
SW
20
WSW
25
WSW
30
W
30
W
30
W
30
WNW
35
WNW
30
W
30
W
25
WSW
30
SW
40
SSW
40
WSW
45
WSW
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
6:00PM5.44m
6:19AM5.31m
6:36PM5.45m
6:55AM5.27m
7:12PM5.41m
7:31AM5.16m
Low Tide
00:24AM0.89m
12:38PM0.93m
1:01AM0.90m
1:14PM0.97m
1:38AM0.97m
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
rain showers
rain showers
clear
thunderstorm
rain showers
clear
clear
clear
cloud
part cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
5:15
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:21
9:22
9:22
9:23
1
4
1
1
1
1
1
1
1
1
Temp °C
15
15
14
14
14
15
16
16
15
15
15
15
14
14
14
14
15
14
14
14
14
14
16
16
12
12
12
11
11
12
13
13
11
12
12
12
9
9
9
8
9
8
9
9
9
8
10
8
Swell 1
Height (m)
Direction
Period (s)
1.9
W
12
1.9
W
12
1.9
W
11
1.8
W
11
1.7
W
11
1.7
WSW
11
1.8
WSW
11
0.3
SW
14
1.6
W
11
1.1
W
10
0.3
SW
14
0.2
SSW
13
0.2
SSW
13
0.2
SSW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
S
18
0.2
W
16
0.4
W
16
0.4
W
16
0.8
W
14
0.1
SW
16
0.2
SSW
16
Energy kJ
1010
963
930
819
707
711
718
33
584
242
29
17
17
17
7
7
7
6
21
80
75
260
10
25
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.3
SSW
14
0.2
SSW
14
0.3
SW
14
0.2
SSW
14
0.1
S
18
0.1
S
18
0.1
SW
18
0.1
SW
18
0.1
SW
18
0.1
S
13
0.1
S
17
0.1
S
16
0.1
SW
13
Energy kJ
52
53
53
53
53
53
53
41
20
32
18
6
6
12
12
12
3
6
5
7
Swell 3
Height (m)
Direction
Period (s)
0.1
S
18
0.1
S
17
0.1
S
16
0.1
S
16
Energy kJ
6
5
5
5
Wind waves
Height (m)
Direction
Period (s)
1.7
WSW
11
1.8
WSW
11
1.4
SW
7
1.9
WSW
10
1.9
WSW
10
1.9
WSW
10
2
W
10
2.2
W
8
2.3
W
9
2.4
W
9
2.5
W
9
2.4
W
9
2.3
W
9
2.3
W
10
2.4
WSW
10
3
WSW
8
3
WSW
9
Energy kJ
631
745
178
678
657
710
752
692
798
942
1021
963
923
1034
1210
1113
1397
Nearest Offshore or Glassy
Rating
(10 max)
1
3
2
2
3
3
2
1
2
2
2
2
1
1
1
2
3
1
1
1
2
2
2
1
Distance (km)
75
1
1
1
0
0
36
164
73
1
36
36
118
247
247
160
253
146
253
75
36
511
502
561
Best forecast wave conditions in North Cornwall
Rating
(10 max)
3
3
3
3
3
2
2
2
2
2
2
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
1
1
2
2
2
2
3
3
Header Global
Rating
(10 max)
6
5
5
5
5
5
5
4
5
5
5
8
5
4
6
4
5
4
5
5
5
4
4
5
  • 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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