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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 pm Saturday 30 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
29.8° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Batu Karas today (31 May):
- Morning surf: Morning surf (31 May, local time) - 4.5ft (1.4m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 4.5ft (1.3m), 12s period with SSW swell.
- Evening surf: Evening surf (31 May, local time) - 4.5ft (1.3m), 12s period with SSW swell.
The current surf forecast for Batu Karas at 1AM is: 1.4m 12s primary swell from a Southwest direction and 0.2m 18s secondary swell from a South-southwest direction (forecast issued at 06:00pm May 30). An open ocean swell of 0.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 4.5ft (1.4m) | 12s |
| Afternoon (31 May) | 4.5ft (1.3m) | 12s |
| Evening (31 May) | 4.5ft (1.3m) | 12s |
Table - waves today at Batu Karas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 28°C on Mon morning, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 15 | SSW 11 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | |
757 | 679 | 647 | 627 | 617 | 563 | 488 | 480 | 472 | 429 | 421 | 359 | 324 | 261 | 251 | 348 | 358 | 437 | 431 | 638 | 763 | 774 | 756 | 812 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross-on | cross-on | on | cross | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | on | on | cross | cross | |
High Tide | 8:11PM1.09m | 7:41AM1.59m | 8:45PM1.10m | 8:15AM1.61m | 9:18PM1.11m | 8:49AM1.62m | ||||||||||||||||||
Low Tide | 1:18AM0.55m | 2:38PM0.15m | 1:53AM0.53m | 3:11PM0.12m | 2:26AM0.51m | |||||||||||||||||||
 |  |  | | |  | | | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — |
 | 5:34 | — | — | — | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:34 | — | — | — | — | — | — | 5:34 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 27 | 26 | 26 | 25 | 24 | 24 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 27 | 28 | 27 | 26 | 26 | 25 | 24 | 24 | 27 | 27 |
29 | 28 | 28 | 28 | 26 | 27 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 27 | 29 | 28 | 28 | 28 | 28 | 27 | 26 | 26 | 29 | 28 | |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 |
 kJ | 757 | 679 | 647 | 627 | 617 | 563 | 488 | 480 | 472 | 429 | 421 | 359 | 324 | 261 | 251 | 247 | 183 | 437 | 431 | 638 | 763 | 774 | 756 | 812 |
Swell 2 Height (m) Direction Period (s) | W 15 | S 20 | S 20 | SSW 18 | SE 6 | SE 6 | SE 6 | SW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 11 | SSW 11 | SW 13 | SSW 19 | SSW 18 | SSW 18 | SSW 18 |
| kJ | 4 | 7 | 7 | 31 | 18 | 18 | 9 | 70 | 103 | 229 | 229 | 326 | 209 | 252 | 196 | 348 | 358 | 180 | 143 | 113 | 73 | 130 | 180 | 438 |
Swell 3 Height (m) Direction Period (s) | S 20 | W 15 | W 15 | W 14 | SSW 18 | SSW 18 | SSW 18 | W 11 | W 10 | W 10 | W 10 | W 10 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 13 | SW 13 | SSW 20 | W 9 | W 9 | W 9 | SSW 18 |
| kJ | 7 | 4 | 4 | 4 | 31 | 61 | 61 | 2 | 2 | 2 | 2 | 2 | 93 | 91 | 174 | 75 | 206 | 62 | 62 | 75 | 2 | 2 | 2 | 318 |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 6 | SE 6 | SE 6 | — | — | — | SE 6 | SE 6 | SE 3 | SE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | SE 6 |
| kJ | 18 | 19 | 16 | 18 | — | — | — | 8 | 11 | 5 | 12 | 35 | 49 | 51 | 42 | 42 | 36 | 39 | 39 | 46 | 37 | 40 | 59 | 49 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 519 | 230 | 6 | 6 | 6 | 6 | 18 | 0 | 0 | 230 | 8 | 8 | 8 | 8 | 18 | 734 | 572 | 230 | 8 | 6 | 6 | 6 | 265 | 481 |
Best forecast wave conditions in Central Java | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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