Sandy Mouth surfForecast / Cornwall (North) / UK

information circle48hr Weather and Surf, issued 6 pm Tuesday 12 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Sandy Mouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sandy Mouth sea temperature is
12.2° C
(Which is 1.0°C warmer than normal for this time of year)

How big are the waves at Sandy Mouth today?

The current surf forecast for Sandy Mouth at 2AM is: 1.6m 6s primary swell from a West-northwest direction and 0.1m 18s secondary swell from a West direction (forecast issued at 06:00pm May 12). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (13 May)8ft (2.5m)8s
Afternoon (13 May)8ft (2.5m)8s
Evening (13 May)8ft (2.5m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 9mm), mostly falling on Wed morning. Very mild (max 12°C on Tue afternoon, min 8°C on Wed night). Winds decreasing (strong winds from the NW on Wed morning, light winds from the NNE by Thu night).

Tue
12
Wednesday
13
Thursday
14
Fri
15
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
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)
0.8
NW
4
1
WNW
5
1.1
WNW
5
1.5
WNW
6
1.9
WNW
6
2.4
WNW
7
2.5
WNW
8
2.5
WNW
8
2.5
WNW
8
2.4
WNW
8
2.4
WNW
7
2.4
NW
7
2.5
NW
7
2.5
NW
7
2.3
NW
7
2.1
NW
7
2
NW
7
1.4
WNW
7
1.3
NNW
6
1.2
NNW
6
1.2
NNW
6
1.4
NNW
6
1.2
NNW
6
1.2
NW
6
Wave Graph
Metric surfscale
Energy kJ
22
48
59
143
266
558
867
904
875
679
587
640
671
662
537
447
368
178
117
108
104
146
97
106
Wind (km/h)
25
WNW
20
WNW
30
WNW
35
WNW
40
WNW
40
WNW
45
NW
40
NW
40
NW
35
NW
35
NW
35
NNW
35
NNW
35
NNW
35
NNW
30
NNW
30
NNW
30
NNW
25
N
20
NNE
10
NNE
20
N
25
NNW
25
NNW
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross
cross
cross-on
High Tide
3:00PM5.84m
3:23AM6.28m
3:55PM6.37m
4:16AM6.79m
4:44PM6.91m
5:05AM7.28m
Low Tide
9:11PM1.93m
9:43AM1.49m
10:04PM1.43m
10:31AM0.99m
10:52PM0.92m
11:17AM0.56m
part cloud
clear
clear
clear
cloud
cloud
rain showers
rain showers
part cloud
light rain
light rain
rain showers
light rain
cloud
cloud
light rain
light rain
rain showers
clear
part cloud
part cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:31
5:31
5:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:54
8:57
8:58
9:00
1
1
1
1
1
1
1
1
1
Temp °C
12
12
11
10
10
10
10
10
11
11
10
9
8
9
10
10
9
9
9
8
8
8
9
10
7
8
5
3
1
1
0
0
3
4
2
1
0
1
2
3
2
2
3
3
4
3
3
4
Swell 1
Height (m)
Direction
Period (s)
0.1
W
18
0.1
W
18
0.1
W
18
0.1
W
18
0.1
W
17
0.1
W
16
0.1
SW
16
0.1
SW
16
0.1
SW
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
15
1.4
WNW
7
1
W
7
0.9
WNW
7
0.8
W
8
0.7
W
8
0.8
WNW
7
0.1
W
14
Energy kJ
6
6
6
6
6
5
10
10
10
5
5
5
5
4
4
4
178
94
75
80
60
73
4
Swell 2
Height (m)
Direction
Period (s)
0.1
W
8
0.1
W
13
0.1
W
12
0.1
W
15
0.1
W
15
0.1
W
14
0.1
W
14
0.1
W
14
0.1
W
14
Energy kJ
1
3
3
4
4
4
4
4
4
Swell 3
Height (m)
Direction
Period (s)
0.1
W
12
0.1
W
8
Energy kJ
3
1
Wind waves
Height (m)
Direction
Period (s)
0.8
NW
4
1
WNW
5
1.1
WNW
5
1.5
WNW
6
1.9
WNW
6
2.4
WNW
7
2.5
WNW
8
2.5
WNW
8
2.5
WNW
8
2.4
WNW
8
2.4
WNW
7
2.4
NW
7
2.5
NW
7
2.5
NW
7
2.3
NW
7
2.1
NW
7
2
NW
7
1.3
NNW
6
1.3
NNW
6
1.2
NNW
6
1.2
NNW
6
1.4
NNW
6
1.2
NNW
6
1.2
NW
6
Energy kJ
22
48
59
143
266
558
867
904
875
679
587
640
671
662
537
447
368
129
117
108
104
146
97
106
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
2
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
476
466
471
471
452
452
810
1091
1360
825
360
360
90
90
216
217
240
244
68
80
0
104
296
234
Best forecast wave conditions in North Cornwall
Rating
(10 max)
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
2
2
4
1
1
2
2
2
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
8
9
9
9
9
9
9
8
7
9
9
9
9
8
5
5
5
5
5
5
5
5
5
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

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 Sandy Mouth 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.


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