Seaton Sluice Surf Break

Lat Long: 55.07° N 1.45° W

Seaton Sluice 48 hour detailed Surf Forecast

Issued: 12 pm 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Seaton Sluice sea temperature is
15.4° C
1.1° 

Seaton Sluice surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Seaton Sluice today (21 Jul):

  • Morning surf: Morning surf (21 Jul, local time) - 1.5ft (0.5m), 6s period with NNE swell.
  • Afternoon surf: Afternoon surf (21 Jul, local time) - 1.5ft (0.5m), 6s period with NNE swell.
  • Evening surf: Evening surf (21 Jul, local time) - 2ft (0.6m), 6s period with NNE swell.

The current surf forecast for Seaton Sluice at 5PM is: 0.5m 6s primary swell from a North-northeast direction and 0.2m 6s secondary swell from a East-northeast direction (forecast issued at 12:00pm July 21). The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (21 Jul)1.5ft (0.5m)6s
Afternoon (21 Jul)1.5ft (0.5m)6s
Evening (21 Jul)2ft (0.6m)6s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Thu afternoon, min 15°C on Tue morning). Wind will be generally light.

Tue
21
Wednesday
22
Thursday
23
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
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
NNE
6
0.5
NNE
6
0.5
NNE
6
0.6
NNE
6
0.6
NNE
6
0.6
NNE
6
0.6
NNE
7
0.7
NNE
8
0.9
NNE
8
1
NNE
8
0.9
NNE
7
0.9
NNE
7
0.8
NNE
6
0.8
NNE
6
0.9
NNE
7
0.9
NNE
7
0.9
NNE
6
0.8
NNE
6
0.8
NNE
6
0.8
NNE
6
0.7
NNE
6
Wave Graph
Metric surfscale
Energy kJ
21
20
18
20
21
26
41
65
116
120
86
62
45
47
64
68
64
52
52
52
37
Wind (km/h)
5
NE
10
E
10
E
5
ESE
10
SSE
5
SE
0
NW
5
W
5
NW
10
NNE
10
ENE
10
NE
5
NNE
5
NW
0
NNE
5
S
5
SSE
10
ESE
15
SE
15
SE
10
WSW
Wind State
cross-on
cross-on
cross
cross
cross-off
cross-off
glassy
glassy
glassy
on
cross-on
on
glassy
glassy
glassy
glassy
glassy
cross
cross-off
cross-off
cross-off
High Tide
9:00AM4.00m
9:43PM3.57m
9:57AM3.68m
10:39PM3.39m
11:01AM3.44m
Low Tide
3:25PM0.93m
3:38AM1.38m
4:17PM1.26m
4:38AM1.55m
5:21PM1.50m
part cloud
part cloud
cloud
part cloud
part cloud
cloud
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
clear
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:54
4:56
4:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:28
9:27
9:24
 mm
Temp °C
15
15
15
16
16
15
15
15
16
18
17
16
15
15
15
15
18
19
20
20
20
Feels °C
14
14
14
16
15
15
15
15
16
17
15
15
15
15
16
15
18
17
18
18
20
  • 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
How to use the Wavefinder 

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 Seaton Sluice 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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