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

information circle48hr Weather and Surf, issued 12 am Saturday 30 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
14.6° C
(Which is 1.9°C warmer than normal for this time of year)

How big are the waves at The Breakwater-St Ives today (30 May):

  • Morning surf: Morning surf (30 May, local time) - 3.5ft (1.1m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (30 May, local time) - 2.5ft (0.8m), 13s period with W swell.
  • Evening surf: Evening surf (30 May, local time) - 6ft (1.8m), 12s period with W swell.

The current surf forecast for The Breakwater-St Ives at 7AM is: 1.1m 10s primary swell from a West direction (forecast issued at 12:00am May 30). An open ocean swell of 0.4m 16s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (BST) & DateWave HeightWave Period
Morning (30 May)3.5ft (1.1m)10s
Afternoon (30 May)2.5ft (0.8m)13s
Evening (30 May)6ft (1.8m)12s

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 6mm), mostly falling on Mon morning. Very mild (max 16°C on Sat morning, min 14°C on Fri night). Winds increasing (calm on Fri night, fresh winds from the SSW by Mon afternoon).

Saturday
30
Sunday
31
Monday
1
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
1
1
0
0
2
3
2
2
1
1
1
1
1
2
3
2
3
2
1
2
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
W
10
1.2
W
9
1.1
W
10
1.1
W
10
1
W
9
1
W
13
1.7
W
12
1.9
W
12
2
W
12
2
W
12
2
W
12
1.9
W
12
1.9
W
12
1.9
W
12
1.9
W
12
1.8
W
11
1.8
W
11
1.7
W
11
1.6
W
11
1.6
WSW
11
1.7
WSW
11
1.1
W
11
2.1
WSW
6
1.6
SW
7
Wave Graph
Metric surfscale
Energy kJ
257
251
225
225
157
342
846
1005
1103
1117
1117
1010
1027
1010
963
836
807
708
617
622
656
269
346
237
Wind (km/h)
10
NNW
5
N
5
WNW
10
W
15
W
15
WSW
15
WSW
15
SW
20
WSW
20
W
15
W
20
W
20
W
20
W
20
WSW
15
SW
15
SW
20
SSW
25
SSW
20
SSW
25
SSW
35
SSW
30
SSW
25
WSW
cross-on
glassy
glassy
cross
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
off
off
cross-off
off
cross-off
cross-off
cross-off
High Tide
5:06AM5.22m
5:24PM5.35m
5:43AM5.30m
6:00PM5.44m
6:19AM5.31m
6:36PM5.45m
Low Tide
11:11PM1.03m
11:27AM0.98m
11:48PM0.94m
12:03PM0.94m
00:24AM0.89m
12:38PM0.93m
clear
clear
part cloud
part cloud
clear
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:20
9:21
9:22
3
1
2
4
Temp °C
14
14
14
15
16
15
15
15
14
14
14
14
14
15
15
14
14
14
14
15
15
15
15
15
13
13
13
14
14
12
12
12
12
12
12
11
11
12
12
12
12
11
10
13
12
10
10
12
Swell 1
Height (m)
Direction
Period (s)
1.2
W
10
1.2
W
9
1.1
W
10
1.1
W
10
1
W
9
1
W
9
1.7
W
12
1.9
W
12
2
W
12
2
W
12
2
W
12
1.9
W
12
1.9
W
12
1.9
W
12
1.9
W
12
1.8
W
11
1.8
W
11
1.7
W
11
1.6
W
11
1.6
WSW
11
1.7
WSW
11
1.1
W
11
1
W
10
Energy kJ
257
251
225
225
157
171
846
1005
1103
1117
1117
1010
1027
1010
963
836
807
708
617
622
656
269
192
Swell 2
Height (m)
Direction
Period (s)
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
15
0.5
W
14
1
W
13
0.4
SW
16
0.4
SW
15
0.3
SSW
16
0.4
SW
16
0.2
SSW
16
0.4
SW
16
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.3
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.4
SW
14
0.3
SW
14
0.3
SW
14
Energy kJ
66
67
65
58
96
342
61
60
49
61
24
62
53
52
53
33
53
53
53
53
33
29
Swell 3
Height (m)
Direction
Period (s)
0.1
S
11
0.1
S
11
0.1
W
16
0.3
W
15
0.4
SW
15
0.4
SW
15
Energy kJ
2
2
5
39
57
56
Wind waves
Height (m)
Direction
Period (s)
1
SSW
4
1.6
SW
6
2.1
WSW
6
1.6
SW
7
Energy kJ
37
149
346
237
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
1
2
3
3
2
3
3
1
1
1
3
3
2
3
2
2
2
1
2
2
Distance (km)
10
0
0
1
1
0
0
1
35
30
30
74
74
253
215
0
1
0
0
1
58
73
214
35
Best forecast wave conditions in North Cornwall
Rating
(10 max)
2
2
2
2
2
2
3
3
2
3
3
3
3
3
2
1
2
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
2
2
2
2
2
3
3
3
3
3
2
2
2
2
3
3
3
3
3
2
2
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
6
8
7
7
7
7
6
6
5
5
5
5
5
5
5
4
5
8
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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