Crab Island Surf Break

Lat Long: 53.04° N 9.39° W

Crab Island 48 hour detailed Surf Forecast

Issued: 6 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Crab Island sea temperature is
17.2° C
1.6° 

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


How big are the waves at Crab Island today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 1.5ft (0.4m), 9s period with WSW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.8m), 6s period with NW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.4m), 10s period with WSW swell.

The current surf forecast for Crab Island at 1PM is: 0.8m 7s primary swell from a Northwest direction and 0.4m 9s secondary swell from a West-southwest direction, 0.1m 16s secondary swell from a West direction (forecast issued at 06:00am August 21). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (21 Aug)1.5ft (0.4m)9s
Afternoon (21 Aug)2.5ft (0.8m)6s
Evening (21 Aug)1.5ft (0.4m)10s

Table - waves today at Crab Island. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 17°C on Sun afternoon, min 12°C on Fri night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
NW
8
0.8
NW
8
0.4
WSW
9
0.8
NW
7
0.7
NW
6
0.8
NW
6
0.4
WSW
10
0.4
WSW
10
0.4
WSW
9
0.4
WSW
9
0.4
WSW
9
0.3
WSW
9
0.3
WSW
9
0.3
WSW
9
0.3
WSW
9
0.3
WSW
9
0.3
WSW
9
0.3
WSW
9
0.3
WSW
8
0.3
WSW
8
0.2
W
8
0.2
W
9
0.3
WSW
9
Wave Graph
Metric surfscale
Energy kJ
95
93
29
55
40
46
31
31
28
27
26
16
15
15
15
15
15
15
14
14
8
7
17
Wind (km/h)
25
NNW
20
N
20
N
20
N
25
N
25
N
20
NNE
15
N
10
NNE
5
NNE
10
NNE
10
N
15
NW
10
WNW
10
NNW
10
ENE
10
E
10
ESE
5
ESE
5
WNW
10
WNW
10
NW
10
NW
Wind State
cross
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross
cross-off
off
off
cross-off
glassy
on
cross-on
cross-on
High Tide
12:14PM3.12m
00:58AM2.91m
1:37PM3.06m
2:30AM2.94m
2:59PM3.21m
Low Tide
6:48PM1.74m
7:28AM1.82m
8:36PM1.66m
8:59AM1.69m
9:40PM1.42m
part cloud
cloud
cloud
part cloud
cloud
clear
clear
clear
clear
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:28
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:52
8:50
8:47
 mm
Temp °C
13
13
13
14
16
15
13
13
12
14
14
15
15
16
16
15
14
13
14
16
17
16
15
Feels °C
8
8
8
9
11
9
8
10
9
12
11
12
11
14
13
13
12
11
12
15
14
13
13
  • 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 Crab Island 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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