Castletown Surf Break

Lat Long: 54.07° N 4.65° W

Castletown 48 hour detailed Surf Forecast

Issued: 6 am 03 Aug 2026 (local time)

Forecast update in  hr  min

Today's Castletown sea temperature is
15.6° C
0.6° 

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 (03 Aug):

  • Morning surf: Morning surf (03 Aug, local time) - 4ft (1.2m), 5s period with ESE swell.
  • Afternoon surf: Afternoon surf (03 Aug, local time) - 3.5ft (1.0m), 5s period with ESE swell.
  • Evening surf: Evening surf (03 Aug, local time) - 0.5ft (0.1m), 9s period with S swell.

The current surf forecast for Castletown at 10AM is: 1.2m 5s primary swell from a East-southeast direction (forecast issued at 06:00am August 03). An open ocean swell of 0.1m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (03 Aug)4ft (1.2m)5s
Afternoon (03 Aug)3.5ft (1.0m)5s
Evening (03 Aug)0.5ft (0.1m)9s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Mon night. Warm (max 21°C on Mon afternoon, min 13°C on Wed night). Winds increasing (light winds from the SSE on Mon night, near gales from the WSW by Wed morning).

Monday
3
Tuesday
4
Wednesday
5
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)
0.5
E
3
1.1
E
4
1.2
ESE
5
1
ESE
5
0.1
S
9
0.1
S
9
0.1
S
9
0.4
SE
3
0.8
ESE
4
0.7
ESE
4
0.8
S
4
1.2
SSW
5
1.5
SSW
6
1.7
SSW
6
1.8
SSW
6
1.4
SSW
6
1.2
SW
6
1.4
SW
5
2
WSW
6
2.5
WSW
7
2.5
WSW
7
2.2
W
6
0.1
S
13
Wave Graph
Metric surfscale
Energy kJ
0
50
74
48
2
2
3
2
17
15
19
70
126
192
255
142
98
107
256
0
0
0
3
Wind (km/h)
25
ENE
35
E
30
ESE
20
E
10
ENE
15
SSW
10
SSE
20
SE
30
ESE
20
SE
20
SE
25
S
30
SSW
35
SSW
35
SSW
20
WSW
35
WSW
40
WSW
45
WSW
55
WSW
50
W
45
W
40
W
Wind State
cross-off
cross
cross
cross
cross-off
on
cross-on
cross-on
cross
cross-on
cross-on
on
on
on
on
cross-on
cross
cross
cross-on
cross
cross
cross
cross
High Tide
2:40AM5.07m
3:05PM4.71m
3:16AM5.00m
3:44PM4.64m
3:59AM4.88m
4:30PM4.52m
Low Tide
8:56AM0.51m
9:06PM0.81m
9:34AM0.60m
9:47PM0.91m
10:18AM0.76m
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
rain showers
clear
part cloud
clear
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:35
5:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:14
9:12
9:09
 mm
2
2
3
2
1
Temp °C
17
16
17
20
21
19
19
16
17
16
16
16
17
17
16
16
15
14
14
14
14
14
14
Feels °C
12
10
12
17
18
16
17
13
13
14
13
13
13
12
11
13
10
7
5
4
5
6
7
  • 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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