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

information circle48hr Weather and Surf, issued 6 pm Saturday 16 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
12.3° C
(Which is normal for this time of year)

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

The current surf forecast for The Breakwater-St Ives at 1AM is: 1.8m 7s primary swell from a West-northwest direction and 0.1m 13s secondary swell from a Southwest direction, 0.1m 16s secondary swell from a West direction (forecast issued at 06:00pm May 16). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (17 May)4ft (1.2m)14s
Afternoon (17 May)6.5ft (2.0m)13s
Evening (17 May)7ft (2.1m)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

Moderate rain (total 16mm), heaviest on Mon afternoon. Very mild (max 14°C on Tue morning, min 10°C on Sat night). Mainly fresh winds.

Sat
16
Sunday
17
Monday
18
Tue
19
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
1
1
0
0
1
1
2
1
1
1
2
1
0
0
0
0
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)
1.1
W
5
1.4
W
6
1.6
W
6
1.8
WNW
7
1.7
WNW
7
0.9
WNW
14
1.4
WNW
13
2
WNW
13
2
WNW
13
2
W
12
2.1
W
12
2.2
W
12
2.3
W
12
2.1
W
12
2
W
12
1.9
W
11
1.8
W
11
1.3
W
11
1.1
W
11
0.8
WNW
10
1.9
SW
7
2.1
SW
7
2.3
WSW
8
2.4
WSW
8
Wave Graph
Metric surfscale
Energy kJ
64
119
213
276
255
366
651
1259
1221
1234
1356
1435
1488
1227
1048
856
750
388
275
136
331
432
600
734
Wind (km/h)
25
W
30
WNW
30
WNW
30
WNW
25
WNW
25
WNW
20
WNW
20
W
25
W
30
W
30
W
35
W
30
WSW
25
WSW
25
SW
25
SW
30
SSW
30
S
40
S
35
SSW
35
WSW
35
WSW
35
WSW
35
SW
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
5:28PM6.12m
5:50AM6.20m
6:12PM6.28m
6:36AM6.22m
6:58PM6.28m
7:24AM6.06m
Low Tide
11:52PM0.12m
12:14PM0.07m
00:39AM0.02m
1:01PM0.11m
1:27AM0.07m
light rain
clear
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
cloud
light rain
cloud
light rain
light rain
cloud
light rain
light rain
light rain
part cloud
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:31
5:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:01
9:04
9:05
9:06
1
1
1
1
1
1
1
3
3
3
Temp °C
11
11
11
11
10
10
11
11
11
11
10
10
10
10
11
12
11
11
12
13
13
13
13
14
6
5
5
5
4
5
6
6
5
4
3
2
3
4
6
7
5
5
5
7
7
7
6
8
Swell 1
Height (m)
Direction
Period (s)
0.2
N
5
0.2
N
5
0.4
WNW
13
0.1
SW
13
0.6
WNW
14
0.9
WNW
14
1.4
WNW
13
2
WNW
13
2
WNW
13
0.1
SW
12
0.1
S
12
0.1
S
12
2.3
W
12
2.1
W
12
0.1
S
14
1.9
W
11
1.8
W
11
1.3
W
11
1.1
W
11
0.8
WNW
10
0.6
WNW
10
0.3
WNW
10
0.2
W
15
0.2
W
15
Energy kJ
2
2
60
6
158
366
651
1259
1221
6
3
3
1488
1227
4
856
750
388
275
136
75
20
17
17
Swell 2
Height (m)
Direction
Period (s)
0.2
WNW
15
0.1
SW
13
0.1
N
5
0.1
W
16
0.4
WNW
12
0.1
SW
12
1.3
WNW
7
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
14
0.1
S
14
0.1
S
20
0.1
S
20
0.1
S
19
0.1
S
19
0.1
W
16
0.1
S
19
0.1
W
15
0.1
S
18
0.1
S
18
Energy kJ
21
7
1
5
47
6
181
3
3
3
4
4
8
7
7
7
5
7
4
6
6
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
12
0.1
S
12
0.1
S
14
0.1
S
13
0.1
W
16
0.1
W
16
0.1
S
19
0.1
S
13
0.1
S
13
Energy kJ
7
7
7
6
6
3
4
3
5
5
7
3
3
Wind waves
Height (m)
Direction
Period (s)
1.1
W
5
1.4
W
6
1.6
W
6
1.8
WNW
7
1.7
WNW
7
1.6
WNW
7
2
W
12
2.1
W
12
2.2
W
12
2
W
12
0.7
S
4
0.9
SSW
5
1.5
SSW
5
1.7
SSW
6
1.9
SW
7
2.1
SW
7
2.3
WSW
8
2.4
WSW
8
Energy kJ
64
119
213
276
255
225
1234
1356
1435
1048
18
37
117
246
331
432
600
734
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
3
4
1
1
4
4
1
2
2
2
2
2
1
1
1
2
1
1
Distance (km)
533
526
214
215
120
82
215
519
543
543
248
248
181
35
35
35
49
213
287
394
502
214
519
587
Best forecast wave conditions in North Cornwall
Rating
(10 max)
2
2
2
2
Best forecast wave conditions in United Kingdom
Rating
(10 max)
3
2
2
3
3
3
3
4
4
4
4
4
3
3
3
3
2
2
2
2
2
2
1
Header Global
Rating
(10 max)
5
6
5
4
4
4
6
9
9
7
4
4
5
7
5
4
5
4
4
4
4
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

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