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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 Saturday 30 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
11.4° C
(Which is normal for this time of year)How big are the waves at Castletown today (31 May):
- Morning surf: Morning surf (31 May, local time) - 2.5ft (0.8m), 4s period with SW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 2.5ft (0.7m), 4s period with SW swell.
- Evening surf: Evening surf (31 May, local time) - 2.5ft (0.7m), 4s period with SSW swell.
The current surf forecast for Castletown at 1AM is: 1.3m 5s primary swell from a South-southwest direction and 0.1m 14s secondary swell from a Southwest direction (forecast issued at 06:00pm May 30). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 2.5ft (0.8m) | 4s |
| Afternoon (31 May) | 2.5ft (0.7m) | 4s |
| Evening (31 May) | 2.5ft (0.7m) | 4s |
Table - waves today at Castletown. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Mon afternoon. Very mild (max 14°C on Sat afternoon, min 11°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 4 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SW 5 | SW 4 | SW 4 | SW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 5 | SSW 6 | SSW 6 | |
27 | 45 | 82 | 97 | 54 | 30 | 22 | 17 | 15 | 13 | 14 | 12 | 13 | 69 | 109 | 106 | 106 | 130 | 122 | 80 | 53 | 32 | 17 | 11 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-off | cross | cross | |
High Tide | 11:52PM4.78m | 12:11PM4.66m | 00:27AM4.86m | 12:47PM4.66m | 1:02AM4.91m | |||||||||||||||||||
Low Tide | 5:40PM0.84m | 6:01AM0.83m | 6:14PM0.87m | 6:38AM0.80m | 6:49PM0.91m | 7:15AM0.81m | ||||||||||||||||||
 |  |  |  |  |  | | |  | |  | | | | | |  | | | | | | | | |
 | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — |
 | — | 9:37 | — | — | — | — | — | — | — | 9:37 | — | — | — | — | — | — | — | 9:38 | — | — | — | — | — | 9:40 |
1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 1 | — | — | — | 1 | — | — | |
Temp °C | 13 | 14 | 13 | 12 | 13 | 11 | 13 | 13 | 14 | 14 | 14 | 14 | 12 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 13 | 13 |
10 | 9 | 7 | 8 | 10 | 7 | 9 | 8 | 10 | 10 | 11 | 11 | 8 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 10 | 9 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 12 | SW 14 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | SSW 5 | SSW 6 | NNW 4 |
 kJ | 4 | 4 | 8 | 8 | 8 | 8 | 8 | 8 | 6 | 8 | 6 | 8 | 8 | 8 | 8 | 4 | 4 | 4 | 4 | 4 | 4 | 32 | 17 | 6 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | SW 12 | SW 15 | S 15 | — | — | — | — | — | — | — | — | — | — | — | — | S 13 | S 13 | SSW 6 |
| kJ | — | — | — | — | — | — | 6 | 8 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 13 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 |
Wind waves Height (m) Direction Period (s) | SSW 4 | SSW 5 | SSW 5 | SSW 5 | SSW 5 | SW 5 | SW 4 | SW 4 | SW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | — | NW 4 | NW 4 |
| kJ | 27 | 45 | 82 | 97 | 54 | 30 | 22 | 17 | 15 | 13 | 14 | 12 | 13 | 69 | 109 | 106 | 106 | 130 | 122 | 80 | 53 | — | 10 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 139 | 171 | 171 | 166 | 225 | 225 | 139 | 139 | 300 | 268 | 176 | 166 | 167 | 208 | 208 | 222 | 222 | 222 | 208 | 166 | 225 | 139 | 139 | 139 |
Best forecast wave conditions in Isle of Man | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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