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:
Batu Karas surfForecast / Java – Central / Indonesia
48hr Weather and Surf, issued 6 am Thursday 25 Dec 2025 WIBForecast update in hr min s Forecast update imminent
Batu Karas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Batu Karas sea temperature is
29.5° C
(Which is slightly warmer than usual)How big are the waves at Batu Karas today?
The current surf forecast for Batu Karas at 11AM is: 1.4m 15s primary swell from a South-southwest direction and 0.9m 10s secondary swell from a South direction (forecast issued at 06:00am December 25). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Dec) | 4.5ft (1.4m) | 15s |
| Afternoon (25 Dec) | 4.5ft (1.3m) | 14s |
| Evening (25 Dec) | 4.5ft (1.3m) | 14s |
Table - waves today at Batu Karas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 25 | Friday 26 | Saturday 27 | Sun 28 | |||||||||||||||||||||
| 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 | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 20 | 13 | 19 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1136 | 1079 | 869 | 845 | 732 | 702 | 561 | 553 | 326 | 388 | 653 | 372 | 621 | 915 | 905 | 1111 | 1417 | 964 | 940 | 1129 | 1115 | 1087 | 1074 | 927 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | 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 |
High Tide / height (m) | 11:30AM 1.25 | 11:00PM 1.50 | 12:05PM 1.29 | 11:37PM 1.39 | 12:43PM 1.34 | 12:21AM 1.25 | ||||||||||||||||||
Low Tide / height (m) | 5:12AM 0.18 | 4:55PM 0.58 | 5:41AM 0.24 | 5:41PM 0.61 | 6:11AM 0.30 | 6:38PM 0.62 | ||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | Sun 28 | |||||||||||||||||||||
| Sunrise | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - | - | 6:02 | - | - | - |
 |  | | | |  | | | |  |  | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | 1 | 4 | 1 | - | 1 | - | - | - | - | - | - | 1 | 1 | 2 | - | 1 | 1 | - | - |
| Temp. °C | 26 | 26 | 28 | 28 | 29 | 28 | 27 | 27 | 27 | 27 | 29 | 29 | 29 | 27 | 27 | 26 | 26 | 26 | 27 | 28 | 28 | 26 | 26 | 26 |
| Feels °C (?) | 30 | 30 | 32 | 30 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 28 | 28 | 27 | 27 | 28 | 28 | 29 | 30 | 28 | 28 | 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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