Castletown Surf Break

Lat Long: 54.07° N 4.65° W

Castletown 48 hour detailed Surf Forecast

Issued: 6 am 06 Aug 2026 (local time)

Forecast update in  hr  min

Today's Castletown sea temperature is
15.9° C
0.8° 

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


How big are the waves at Castletown today (06 Aug):

  • Morning surf: Morning surf (06 Aug, local time) - 0.5ft (0.2m), 6s period with SSW swell.
  • Afternoon surf: Afternoon surf (06 Aug, local time) - 1.5ft (0.4m), 4s period with WSW swell.
  • Evening surf: Evening surf (06 Aug, local time) - 2.5ft (0.7m), 4s period with SW swell.

The current surf forecast for Castletown at 11AM is: 0.2m 6s primary swell from a South-southwest direction (forecast issued at 06:00am August 06). An open ocean swell of 1.1m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (06 Aug)0.5ft (0.2m)6s
Afternoon (06 Aug)1.5ft (0.4m)4s
Evening (06 Aug)2.5ft (0.7m)4s

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


Short Range Forecast

Mostly dry. Very mild (max 17°C on Sat afternoon, min 13°C on Thu morning). Mainly fresh winds.

Thursday
6
Friday
7
Saturday
8
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
0
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)
0.3
SSW
6
0.2
SSW
6
0.2
SSW
6
0.5
WSW
4
0.4
WSW
4
0.6
SW
3
0.7
SW
4
0.6
SW
4
0.5
SW
4
0.6
WSW
3
0.7
WSW
4
0.6
WSW
4
0.5
SW
4
0.5
SW
3
0.6
SSW
4
0.6
SSW
4
0.5
SSW
4
0.5
S
4
0.6
S
4
1.1
SSW
5
1.2
SSW
5
1.3
SSW
5
1.4
SSW
6
Wave Graph
Metric surfscale
Energy kJ
8
4
4
10
6
7
16
13
7
7
12
10
6
6
8
9
8
9
12
56
75
82
122
Wind (km/h)
35
WNW
30
WNW
25
WNW
20
W
20
WSW
20
SW
25
SW
20
SW
15
W
20
WSW
25
WSW
25
WSW
20
SSW
20
SSW
20
SSW
20
SSW
15
WSW
15
SW
25
SSW
30
SSW
30
SSW
30
SSW
25
SSW
Wind State
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
on
on
on
on
on
High Tide
4:49AM4.68m
5:26PM4.37m
5:52AM4.43m
6:36PM4.23m
7:13AM4.26m
7:59PM4.24m
Low Tide
11:10AM0.98m
11:35PM1.27m
12:15PM1.22m
00:52AM1.40m
1:37PM1.36m
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
clear
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:39
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:07
9:06
9:04
 mm
Temp °C
12
12
13
14
15
16
15
15
15
14
14
14
16
16
16
15
15
14
15
15
16
17
16
Feels °C
5
6
8
10
11
12
10
11
12
10
10
10
12
12
12
12
12
12
11
10
11
11
11
  • 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 Castletown 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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