Castletown Surf Break

Lat Long: 54.07° N 4.65° W

Castletown 48 hour detailed Surf Forecast

Issued: 6 pm 16 Jul 2026 (local time)

Forecast update in  hr  min

Today's Castletown sea temperature is
15.5° C
1.1° 

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 (17 Jul):

  • Morning surf: Morning surf (17 Jul, local time) - 0.5ft (0.1m), 12s period with S swell.
  • Afternoon surf: Afternoon surf (17 Jul, local time) - 0.5ft (0.1m), 12s period with S swell.
  • Evening surf: Evening surf (17 Jul, local time) - 0.5ft (0.1m), 13s period with S swell.

The current surf forecast for Castletown at 3AM is: 0.1m 12s primary swell from a South direction and 0.1m 6s secondary swell from a South direction (forecast issued at 06:00pm July 16). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (17 Jul)0.5ft (0.1m)12s
Afternoon (17 Jul)0.5ft (0.1m)12s
Evening (17 Jul)0.5ft (0.1m)13s

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


Short Range Forecast

Mostly dry. Warm (max 20°C on Thu night, min 13°C on Fri night). Wind will be generally light.

Thu
16
Friday
17
Saturday
18
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
S
14
0.1
S
14
0.1
S
14
0.1
S
14
0.1
S
12
0.1
SW
7
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
13
0.1
S
12
0.1
S
12
0.1
S
13
0.1
S
11
0.1
S
11
0.1
S
11
0.1
S
6
0.1
S
5
Wave Graph
Metric surfscale
Energy kJ
4
4
4
4
3
2
3
3
3
3
3
3
3
3
3
2
2
1
1
Wind (km/h)
5
N
10
NNW
10
NNW
15
NNW
15
N
10
NNE
15
N
10
N
10
N
15
NNW
20
NNW
20
NW
20
NW
30
NNW
25
NNW
20
NNW
20
NNW
10
NNE
10
N
Wind State
glassy
off
off
off
off
off
off
off
off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
off
High Tide
1:33PM5.06m
1:48AM5.43m
2:21PM4.98m
2:34AM5.36m
3:08PM4.83m
Low Tide
7:34PM0.47m
8:06AM0.07m
8:20PM0.53m
8:53AM0.17m
9:05PM0.65m
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:07
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:42
9:40
9:39
 mm
Temp °C
19
19
20
20
18
17
17
17
18
18
16
14
13
13
13
14
17
18
18
Feels °C
19
18
19
18
17
15
14
15
16
16
13
10
9
8
9
11
14
16
16
  • 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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