Castletown Surf Break

Lat Long: 54.07° N 4.65° W

Castletown 48 hour detailed Surf Forecast

Issued: 12 pm 24 Sep 2026 (local time)

Forecast update in  hr  min

Today's Castletown sea temperature is
16.0°C
1.4° 

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 (24 Sep):

  • Morning surf: Morning surf (24 Sep, local time) - 2.5ft (0.7m), 4s period with S swell.
  • Afternoon surf: Afternoon surf (24 Sep, local time) - 4.5ft (1.3m), 5s period with SSW swell.
  • Evening surf: Evening surf (24 Sep, local time) - 5ft (1.6m), 6s period with SSW swell.

The current surf forecast for Castletown at 5PM is: 1.5m 5s primary swell from a South-southwest direction (forecast issued at 12:00pm September 24). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (24 Sep)2.5ft (0.7m)4s
Afternoon (24 Sep)4.5ft (1.3m)5s
Evening (24 Sep)5ft (1.6m)6s

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


Short Range Forecast

Mostly dry. Very mild (max 16°C on Thu night, min 13°C on Thu morning). Winds increasing (light winds from the W on Fri morning, fresh winds from the S by Sat night).

Thu
24
Friday
25
Saturday
26
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
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)
0.7
S
4
1
SSW
4
1.5
SSW
5
1.6
SSW
6
1.5
SSW
6
1.4
SSW
6
1.2
SSW
5
0.7
SSW
5
0.5
SSW
5
0.4
SSW
4
0.5
WSW
4
0.6
SW
3
0.9
SW
4
0.9
SW
4
1
SW
4
1.1
SW
5
1.1
SW
5
1.1
SW
5
1.4
SSW
5
1.8
SSW
6
1.8
SSW
6
Wave Graph
Metric surfscale
Energy kJ
12
41
112
148
143
126
78
26
13
8
8
7
28
31
40
51
47
53
107
222
255
Wind (km/h)
25
S
35
S
35
S
35
SSW
35
SSW
35
SW
30
W
25
WNW
20
WNW
15
W
20
WSW
20
SW
25
SW
25
SW
30
SW
30
WSW
25
SW
25
SW
25
SSW
35
SSW
35
SSW
Wind State
on
on
on
on
cross-on
cross-on
cross
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
High Tide
10:50AM4.60m
10:57PM4.93m
11:21AM4.83m
11:28PM5.15m
11:51AM5.01m
Low Tide
4:49PM1.14m
5:11AM0.70m
5:21PM0.89m
5:42AM0.50m
5:52PM0.71m
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
7:07
7:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:13
7:10
7:07
 mm
Temp °C
13
14
15
15
16
16
14
14
13
13
13
14
14
14
14
13
13
14
15
15
15
Feels °C
8
8
9
10
11
10
9
10
9
10
9
9
9
9
8
7
8
9
10
9
9
  • 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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