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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 pm Tuesday 12 May 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
10.3° C
(Which is normal for this time of year)How big are the waves at Castletown today?
The current surf forecast for Castletown at 1AM is: 0.2m 8s primary swell from a South-southwest direction (forecast issued at 06:00pm May 12). An open ocean swell of 1.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 0.5ft (0.2m) | 8s |
| Afternoon (13 May) | 0.5ft (0.2m) | 8s |
| Evening (13 May) | 0.5ft (0.2m) | 8s |
Table - waves today at Castletown. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Tue night. Very mild (max 12°C on Tue afternoon, min 7°C on Tue night). Winds decreasing (strong winds from the NW on Wed morning, light winds from the N by Thu afternoon). | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | |
7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | cross-off | |
High Tide | 8:52PM4.21m | 9:02AM4.48m | 9:39PM4.48m | 9:50AM4.75m | 10:22PM4.76m | 10:36AM5.00m | ||||||||||||||||||
Low Tide | 2:34PM1.04m | 2:56AM1.33m | 3:25PM0.79m | 3:44AM1.04m | 4:09PM0.57m | 4:28AM0.76m | ||||||||||||||||||
 | |  |  |  |  | | | | | | | |  | | |  |  |  | | | | | | |
 | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — |
 | — | 9:08 | — | — | — | — | — | — | — | 9:10 | — | — | — | — | — | — | — | 9:12 | — | — | — | — | — | 9:14 |
— | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 10 | 8 | 8 | 7 | 8 | 9 | 10 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 11 | 10 | 10 | 9 | 8 | 8 | 8 | 9 |
5 | 6 | 1 | -2 | -2 | -3 | -2 | -1 | 1 | 0 | -1 | 0 | 0 | 0 | 0 | 2 | 5 | 5 | 5 | 3 | 3 | 1 | 2 | 2 | |
Swell 1 Height (m) Direction Period (s) | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SW 8 | S 8 | S 8 | S 8 | S 8 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 |
 kJ | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 2 | 1 | 1 | 1 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Swell 2 Height (m) Direction Period (s) | — | SSW 8 | — | — | — | — | — | — | S 16 | S 16 | S 16 | S 16 | NW 12 | S 16 | S 16 | S 7 | S 7 | — | — | — | — | — | — | S 14 |
| kJ | — | 7 | — | — | — | — | — | — | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 1 | 1 | — | — | — | — | — | — | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | S 16 | — | — | — | S 16 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 5 | — | — | — | 5 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | NW 5 | WNW 5 | WNW 6 | WNW 6 | WNW 6 | NW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 6 | NNW 6 | NW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 5 | NNW 5 |
| kJ | 54 | 34 | 66 | 186 | 276 | 299 | 328 | 431 | 332 | 394 | 479 | 479 | 265 | 183 | 275 | 231 | 132 | 84 | 197 | 262 | 127 | 74 | 71 | 58 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 440 | 233 | 233 | 233 | 263 | 278 | 500 | 885 | 1441 | 512 | 512 | 713 | 434 | 434 | 435 | 436 | 450 | 449 | 167 | 276 | 181 | 380 | 380 | 380 |
Best forecast wave conditions in Isle of Man | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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