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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 12 pm Friday 02 Jan 2026 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 4PM is: 1.4m 11s primary swell from a South-southwest direction and 0.3m 5s secondary swell from a West direction (forecast issued at 12:00pm January 02). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Jan) | 4ft (1.2m) | 10s |
| Afternoon (02 Jan) | 4.5ft (1.3m) | 11s |
| Evening (02 Jan) | 3.5ft (1.1m) | 10s |
Table - waves today at Batu Karas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | |||||||||||||||||||||
| 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 | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 11 | 11 | 10 | 10 | 20 | 19 | 18 | 18 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 8 | 13 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 320 | 326 | 478 | 290 | 239 | 298 | 367 | 459 | 448 | 534 | 475 | 463 | 452 | 408 | 505 | 491 | 405 | 384 | 439 | 433 | 470 | 342 | 477 | 555 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | off | cross- off | glass | cross- on | glass | cross | glass | glass | glass | on | glass | on | glass | glass | glass | glass | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:45PM 1.73 | 8:11AM 1.04 | 7:41PM 1.80 | 8:56AM 1.13 | 8:31PM 1.84 | |||||||||||||||||||
Low Tide / height (m) | 11:58AM 0.58 | 2:02AM 0.07 | 1:05PM 0.52 | 2:47AM -0.00 | 2:03PM 0.45 | 3:29AM -0.03 | ||||||||||||||||||
Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 |
| Sunset | - | - | 6:06 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - |
 |  | |  |  | | |  | |  | |  | | | |  | | | |  | |  | | | |
Rain (mm) | - | 1 | 2 | 4 | 3 | 4 | 5 | 9 | - | - | 3 | 6 | 3 | 1 | 2 | 1 | 1 | 1 | 3 | - | - | - | - | - |
| Temp. °C | 27 | 28 | 27 | 26 | 25 | 24 | 24 | 24 | 25 | 26 | 25 | 24 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 24 | 24 | 25 | 25 |
| Feels °C (?) | 31 | 30 | 30 | 30 | 29 | 29 | 28 | 29 | 29 | 30 | 29 | 28 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 28 | 27 | 27 | 27 | 27 |
- 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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