The Breakwater-St Ives surfForecast / Cornwall (North) / UK

information circle48hr Weather and Surf, issued 6 pm Friday 15 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
The Breakwater-St Ives surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Breakwater-St Ives sea temperature is
12.4° C
(Which is slightly warmer than usual)

How big are the waves at The Breakwater-St Ives today?

The current surf forecast for The Breakwater-St Ives at 12AM is: 0.8m 7s primary swell from a West-northwest direction and 0.6m 6s secondary swell from a North direction, 0.3m 8s secondary swell from a West-northwest direction (forecast issued at 06:00pm May 15). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (16 May)--
Afternoon (16 May)4.5ft (1.4m)6s
Evening (16 May)2.5ft (0.8m)6s

Table - waves today at The Breakwater-St Ives. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 5mm), mostly falling on Mon morning. Very mild (max 12°C on Sat morning, min 10°C on Fri afternoon). Mainly fresh winds.

Fri
15
Saturday
16
Sunday
17
Mon
18
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
1
2
2
1
1
2
2
2
1
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)
1.4
NW
6
1.2
NNW
6
0.8
WNW
6
0.8
WNW
7
0.8
WNW
8
0.8
W
8
0.9
WNW
8
0.9
W
5
1.4
W
5
1.7
W
6
1.9
WNW
7
1.9
WNW
7
1.7
WNW
7
0.9
WNW
14
1.3
WNW
13
2
WNW
13
2.3
W
13
2.1
W
12
1.5
WNW
12
2.4
W
12
2.5
W
12
2.5
W
12
2.2
W
11
1.9
W
11
Wave Graph
Metric surfscale
Energy kJ
139
96
42
73
77
72
94
40
113
247
342
326
262
366
563
1259
1728
1335
629
1652
1967
1794
1200
843
Wind (km/h)
25
NNW
25
NW
20
WNW
20
W
20
W
15
W
20
W
25
W
30
WNW
30
WNW
30
WNW
25
WNW
25
NW
20
WNW
25
W
25
WSW
25
WSW
30
W
30
WSW
30
SW
30
WSW
30
WSW
25
WSW
25
SW
cross-on
cross-on
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
4:43PM5.82m
5:04AM6.03m
5:28PM6.12m
5:50AM6.20m
6:12PM6.28m
6:36AM6.22m
Low Tide
11:05PM0.36m
11:29AM0.17m
11:52PM0.12m
12:14PM0.07m
00:39AM0.02m
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
rain showers
clear
cloud
cloud
clear
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:33
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:00
9:01
9:04
9:05
1
1
2
1
Temp °C
10
10
10
10
10
11
11
12
11
11
11
11
10
10
11
11
11
11
11
11
11
10
11
11
3
4
5
5
6
8
7
7
5
4
4
5
5
5
5
5
5
4
4
4
4
4
6
5
Swell 1
Height (m)
Direction
Period (s)
0.1
SW
14
0.3
WNW
8
0.7
N
6
0.6
N
6
0.5
N
6
0.4
N
6
0.3
N
5
0.5
W
7
0.2
N
5
0.1
SW
13
0.5
W
13
0.6
WNW
14
0.9
WNW
14
1.3
WNW
13
2
WNW
13
2.3
W
13
0.1
SW
12
1.5
WNW
12
0.1
S
12
0.1
S
12
0.1
S
14
2.2
W
11
1.9
W
11
Energy kJ
7
12
36
26
17
10
5
28
2
7
89
160
366
563
1259
1728
6
629
3
3
4
1200
843
Swell 2
Height (m)
Direction
Period (s)
0.1
W
9
0.2
W
10
0.3
WNW
8
0.3
W
9
0.2
W
9
0.2
W
9
0.2
W
9
0.3
N
5
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.4
WNW
12
0.1
SW
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
14
0.1
S
15
0.1
S
14
Energy kJ
2
7
11
14
7
7
7
5
7
7
7
6
47
6
3
3
3
3
4
4
4
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
13
0.3
W
9
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.2
W
9
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
12
0.8
W
11
0.1
S
15
Energy kJ
7
14
7
7
7
7
6
7
7
6
6
146
4
Wind waves
Height (m)
Direction
Period (s)
1.4
NW
6
1.2
NNW
6
0.8
WNW
6
0.8
WNW
7
0.8
WNW
8
0.8
W
8
0.9
WNW
8
0.9
W
5
1.4
W
5
1.7
W
6
1.9
WNW
7
1.9
WNW
7
1.7
WNW
7
1.6
WNW
7
1.4
WNW
8
2
W
13
2.1
W
12
1.8
W
7
2.4
W
12
2.5
W
12
2.5
W
12
Energy kJ
139
96
42
73
77
72
94
40
113
247
342
326
262
232
251
1316
1335
289
1652
1967
1794
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
2
2
1
3
2
2
1
2
3
3
2
3
2
Distance (km)
392
392
240
161
192
192
214
469
509
521
215
215
120
82
215
224
224
283
224
214
213
159
1
35
Best forecast wave conditions in North Cornwall
Rating
(10 max)
3
2
Best forecast wave conditions in United Kingdom
Rating
(10 max)
4
4
4
3
3
3
3
3
3
2
2
2
3
3
3
4
4
4
4
4
4
3
3
3
Header Global
Rating
(10 max)
6
5
5
5
5
5
4
5
6
5
5
5
4
5
6
9
9
7
4
4
5
8
7
4
  • 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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