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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 5 pm Wednesday 21 Jan 2026 GMTForecast 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
9.5° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Castletown today?
The current surf forecast for Castletown at 12AM is: 0.8m 8s primary swell from a South-southwest direction and 0.1m 12s secondary swell from a South direction (forecast issued at 05:00pm January 21). An open ocean swell of 2.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Jan) | 3.5ft (1.0m) | 10s |
| Afternoon (22 Jan) | 3ft (0.9m) | 10s |
| Evening (22 Jan) | 6ft (1.8m) | 6s |
Table - waves today at Castletown. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | |||||||||||||||||||||
| 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 5 | 10 | 6 | 6 | 6 | 5 | 5 | 6 | 7 | 17 | 13 | 11 | 10 | 10 | 7 | 7 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 60 | 68 | 90 | 73 | 113 | 158 | 205 | 111 | 135 | 200 | 207 | 154 | 48 | 55 | 265 | 15 | 58 | 96 | 240 | 391 | 858 | 1219 | 1142 | 828 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 12:48PM 5.26 | 1:11AM 4.89 | 1:22PM 5.25 | 1:47AM 4.85 | 1:59PM 5.20 | 2:26AM 4.77 | ||||||||||||||||||
Low Tide / height (m) | 7:03PM 0.57 | 7:11AM 0.80 | 7:39PM 0.56 | 7:48AM 0.83 | 8:17PM 0.60 | 8:27AM 0.90 | ||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:21 | - | - | - | - | - | - | - | 8:19 | - | - | - | - | - | - | - | 8:18 | - |
| Sunset | 4:36 | - | - | - | - | - | - | - | 4:37 | - | - | - | - | - | - | - | 4:39 | - | - | - | - | - | - | - |
 |  | |  | | | | | | | |  | |  |  | |  | | | | | |  | | |
Rain (mm) | 2 | - | - | 1 | - | - | 2 | 1 | 3 | - | 3 | 1 | 1 | - | - | - | - | - | - | - | 2 | 1 | - | - |
| Temp. °C | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels °C (?) | -2 | -2 | -2 | -1 | 2 | 2 | 2 | 0 | -1 | -3 | -3 | 0 | 2 | -3 | -4 | -6 | -4 | -5 | -7 | -7 | -6 | -5 | -4 | -3 |
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Live Wave Height (m)
Live Wind Speed (km/h)
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