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Batu Karas Surf Forecast
/ Java – Central (5 surf breaks) /
Surf Forecasts:
Batu Karas surfForecast / Java – Central / Indonesia
48hr Weather and Surf, issued 6 am Tuesday 12 May 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
29.0° C
(Which is normal for this time of year)How big are the waves at Batu Karas today?
The current surf forecast for Batu Karas at 10AM is: 1.1m 14s primary swell from a Southwest direction and 0.6m 17s secondary swell from a Southwest direction, 1.5m 7s secondary swell from a East-southeast direction (forecast issued at 06:00am May 12). The wind direction is predicted to be cross-shore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 3.5ft (1.1m) | 14s |
| Afternoon (12 May) | 3.5ft (1.1m) | 16s |
| Evening (12 May) | 4.5ft (1.4m) | 15s |
Table - waves today at Batu Karas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Wed night. Warm (max 28°C on Tue morning, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 18 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 17 | SSW 14 | SSW 16 | SSW 16 | SSW 15 | |
249 | 459 | 440 | 427 | 636 | 952 | 844 | 746 | 736 | 736 | 726 | 648 | 586 | 651 | 743 | 754 | 857 | 883 | 870 | 867 | 857 | 1788 | 1743 | 1859 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross-off | cross | cross | cross | |
High Tide | 4:15AM1.12m | 3:46PM1.07m | 5:04AM1.26m | 5:17PM1.09m | 5:44AM1.42m | 6:22PM1.13m | ||||||||||||||||||
Low Tide | 10:14AM0.78m | 10:17PM0.56m | 11:32AM0.62m | 11:08PM0.54m | 12:25PM0.42m | 11:53PM0.51m | ||||||||||||||||||
 |  | |  |  |  |  | | | | | | | | | | | | | | | | | | |
 | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | 5:35 |
— | 1 | 1 | — | — | — | 1 | 1 | 1 | 1 | 1 | — | — | — | 2 | 1 | 1 | — | 1 | 1 | — | — | 1 | 1 | |
Temp °C | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 27 | 27 | 27 |
30 | 29 | 30 | 29 | 30 | 30 | 30 | 29 | 29 | 30 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 31 | 30 | 30 | 31 | 31 | 31 | 31 | |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 14 | SW 14 | SW 13 | SW 16 | SW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SE 7 | SW 14 | SW 13 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 14 | SSW 16 | SSW 16 | SSW 15 |
 kJ | 184 | 459 | 440 | 398 | 636 | 952 | 844 | 746 | 736 | 736 | 726 | 205 | 586 | 651 | 743 | 754 | 857 | 883 | 870 | 590 | 857 | 1788 | 1743 | 1859 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 17 | SW 16 | SW 13 | — | S 10 | S 10 | SSE 8 | — | — | SW 14 | — | SE 7 | SE 7 | SE 7 | — | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SE 7 | SE 7 | SE 7 |
| kJ | 249 | 252 | 241 | 427 | 242 | — | 8 | 7 | 14 | — | — | 648 | — | 158 | 153 | 153 | — | 131 | 329 | 867 | 689 | 143 | 128 | 116 |
Swell 3 Height (m) Direction Period (s) | SW 15 | W 8 | S 10 | S 9 | W 7 | — | — | S 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 134 | 1 | 8 | 7 | 1 | — | — | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 7 | SE 7 | ESE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | SE 7 | SE 7 | — | SE 7 | — | — | — | SE 7 | SE 7 | ESE 7 | ESE 7 | ESE 7 | — | — | — |
| kJ | 199 | 193 | 224 | 233 | 216 | 173 | 168 | 168 | 154 | 200 | 205 | — | 162 | — | — | — | 149 | 173 | 180 | 180 | 159 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 230 | 25 | 230 | 519 | 230 | 230 | 18 | 230 | 18 | 18 | 18 | 387 | 230 | 230 | 18 | 8 | 6 | 230 | 230 | 387 | 0 | 230 | 18 | 230 |
Best forecast wave conditions in Central Java | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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