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Castletown Surf Forecast
/ Isle of Man (4 surf breaks) /
Surf Forecasts:
Castletown surfForecast / Isle of Man / UK
48hr Weather and Surf, issued 6 am Saturday 18 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Castletown surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Castletown sea temperature is
9.0° C
(Which is slightly warmer than usual)How big are the waves at Castletown today?
The current surf forecast for Castletown at 1PM is: 0.7m 5s primary swell from a South-southwest direction and 0.1m 13s secondary swell from a South direction, 0.7m 4s secondary swell from a West direction (forecast issued at 06:00am April 18). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 3ft (0.9m) | 6s |
| Afternoon (18 Apr) | 2.5ft (0.7m) | 6s |
| Evening (18 Apr) | 1.5ft (0.4m) | 6s |
Table - waves today at Castletown. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| 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 | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 6 | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 8 | 8 | 3 | 15 | 3 | 3 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 208 | 124 | 51 | 25 | 21 | 15 | 13 | 7 | 7 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 4 | 5 | 8 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | cross |
High Tide / height (m) | 12:29PM 5.42 | 12:51AM 5.29 | 1:12PM 5.43 | 1:34AM 5.29 | 1:59PM 5.31 | |||||||||||||||||||
Low Tide / height (m) | 6:18AM 0.28 | 6:42PM 0.16 | 7:00AM 0.20 | 7:24PM 0.24 | 7:45AM 0.22 | 8:09PM 0.42 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| Sunrise | - | 6:11 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 8:24 | - | - | - | - | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:29 | - | - |
 |  |  | |  | | | | | | | | | | | |  | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 8 | 10 | 10 | 9 | 8 | 8 | 7 | 7 | 7 | 8 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 10 | 10 | 9 | 9 |
| Feels °C (?) | 1 | 1 | 2 | 4 | 5 | 5 | 4 | 5 | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 4 | 3 | 3 | 5 | 5 | 4 | 4 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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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