Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Castletown surfForecast / Isle of Man / UK
48hr Weather and Surf, issued 11 pm Sunday 04 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
10.3° 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 2AM is: 0.2m 10s primary swell from a South-southwest direction (forecast issued at 11:00pm January 04). An open ocean swell of 1.3m 5s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Jan) | 0.5ft (0.2m) | 9s |
| Afternoon (05 Jan) | 0.5ft (0.1m) | 9s |
| Evening (05 Jan) | 0.5ft (0.1m) | 9s |
Table - waves today at Castletown. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 05 | Tuesday 06 | Wednesday 07 | ||||||||||||||||||||||
| 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 | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 9 | 9 | 9 | 9 | 8 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 69 | 174 | 322 | 289 | 45 | 22 | 16 | 8 | 5 | 5 | 5 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross | cross | cross | cross- on | cross- on | cross | cross- off | off | off | off | off | glass | on | on |
High Tide / height (m) | 12:07AM 5.21 | 12:24PM 5.53 | 12:55AM 5.15 | 1:10PM 5.49 | 1:42AM 5.00 | 1:56PM 5.36 | ||||||||||||||||||
Low Tide / height (m) | 6:10AM 0.60 | 6:41PM 0.29 | 6:56AM 0.66 | 7:29PM 0.35 | 7:41AM 0.78 | |||||||||||||||||||
Monday 05 | Tuesday 06 | Wednesday 07 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:36 | - | - | - | - | - | - | - | 8:36 | - | - | - | - | - | - | - | 8:34 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:09 | - | - | - | - | - | - | - | 4:12 | - | - | - | - | - | - | - | 4:13 | - |
 |  | | |  | |  |  | |  | | |  | |  | |  | | | | | | | | |
Rain (mm) | 1 | - | - | - | - | - | - | - | 1 | - | - | - | - | - | 1 | - | 1 | - | - | - | - | - | - | 1 |
| Temp. °C | 3 | 3 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 8 | 7 | 6 | 5 | 5 | 5 | 5 | 3 |
| Feels °C (?) | -5 | -5 | -5 | -6 | -4 | -4 | -3 | -3 | -3 | -2 | -2 | -3 | -3 | -4 | -5 | -3 | -3 | -4 | -3 | -3 | -1 | 2 | -1 | -3 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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