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:
The Cave surfForecast / East / Sri Lanka
48hr Weather and Surf, issued 10 am Sunday 28 Dec 2025 +0530Forecast update in hr min s Forecast update imminent
The Cave surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Cave sea temperature is
27.5° C
(Which is normal for this time of year)How big are the waves at The Cave today?
The current surf forecast for The Cave at 1PM is: 0.5m 13s primary swell from a South-southwest direction and 0.6m 10s secondary swell from a South-southeast direction (forecast issued at 10:30am December 28). An open ocean swell of 0.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (+0530) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Dec) | 1.5ft (0.5m) | 14s |
| Afternoon (28 Dec) | 2.5ft (0.7m) | 10s |
| Evening (28 Dec) | 2.5ft (0.7m) | 11s |
Table - waves today at The Cave. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 28 | Monday 29 | Tuesday 30 | Wed 31 | |||||||||||||||||||||
| 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 133 | 105 | 101 | 110 | 115 | 115 | 143 | 143 | 141 | 135 | 138 | 138 | 141 | 143 | 138 | 114 | 111 | 109 | 107 | 78 | 75 | 98 | 100 | 92 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | cross- off | cross- off | cross- off | off | off | cross- off | glass |
High Tide / height (m) | 10:47PM 0.19 | 11:52PM 0.19 | 4:33PM 0.15 | 12:49AM 0.20 | ||||||||||||||||||||
Low Tide / height (m) | 8:40AM 0.06 | 8:10AM 0.04 | 8:24AM 0.02 | 7:03PM 0.15 | ||||||||||||||||||||
Sunday 28 | Monday 29 | Tuesday 30 | Wed 31 | |||||||||||||||||||||
| Sunrise | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 5:55 | - | - | - | - | - | - | - | 5:57 | - | - | - | - | - | - | - | 5:57 | - | - | - | - |
 |  | | |  |  | | | | | | | | | |  | | |  | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | 1 | - | - | - |
| Temp. °C | 25 | 28 | 28 | 26 | 25 | 25 | 24 | 24 | 26 | 28 | 28 | 27 | 25 | 25 | 24 | 24 | 26 | 29 | 28 | 27 | 25 | 25 | 24 | 24 |
| Feels °C (?) | 26 | 29 | 28 | 26 | 26 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 26 | 26 | 25 | 26 | 27 | 30 | 28 | 28 | 27 | 28 | 27 | 28 |
- 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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