Surf Forecasts:
How big are the waves at Batu Karas today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 4.5ft (1.3m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 4.5ft (1.3m), 15s period with SW swell.
- Evening surf: Evening surf (21 Jun, local time) - 3.5ft (1.1m), 15s period with SW swell.
The current surf forecast for Batu Karas at 4AM is: 1.3m 15s primary swell from a Southwest direction and 0.5m 8s secondary swell from a South direction, 1.6m 8s secondary swell from a Southeast direction (forecast issued at 12:00am June 21). The wind direction is predicted to be cross-onshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jun) | 4.5ft (1.3m) | 15s |
| Afternoon (21 Jun) | 4.5ft (1.3m) | 15s |
| Evening (21 Jun) | 3.5ft (1.1m) | 15s |
Table - waves today at Batu Karas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Sat night. Warm (max 27°C on Sun morning, min 24°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 21 | Monday 22 | Tuesday 23 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SE 8 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 15 | SW 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 733 | 704 | 695 | 685 | 685 | 685 | 346 | 685 | 676 | 573 | 573 | 701 | 828 | 1115 | 1115 | 1101 | 1074 | 1006 | 966 | 784 | 773 | 773 | 711 | 623 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross | cross | cross-on | cross-on | on | cross | cross-off | cross-off | cross | cross-on | on | on | on | cross | cross-off | cross-off | cross | cross-on |
High Tide | 00:24AM1.35m | 12:12PM1.39m | 1:14AM1.38m | 1:04PM1.21m | 2:05AM1.38m | 2:05PM1.05m | ||||||||||||||||||
Low Tide | 6:15AM0.53m | 6:43PM0.30m | 7:23AM0.58m | 7:23PM0.41m | 8:40AM0.61m | 8:04PM0.52m | ||||||||||||||||||
 |  |  |  | | | | | | | | | | | |  | | | | | | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | 1 | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Temp °C | 25 | 25 | 25 | 26 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 27 | 27 | 27 | 26 | 26 | 25 | 24 | 24 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 28 | 28 | 29 | 30 | 29 | 29 | 29 | 29 | 30 | 28 | 29 | 31 | 29 | 29 | 30 | 30 | 29 | 28 | 28 | 30 | 29 | 29 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SW 15 | SE 8 | SW 15 | SW 14 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SW 14 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SE 8 | SW 15 | SSW 15 | SW 15 |
| kJ | 733 | 704 | 695 | 685 | 299 | 685 | 346 | 291 | 264 | 239 | 239 | 273 | 828 | 1115 | 1115 | 1101 | 1074 | 1006 | 966 | 784 | 289 | 773 | 711 | 623 |
Swell 2 Height (m) Direction Period (s) | S 10 | S 8 | S 8 | S 9 | SW 15 | W 8 | SSW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SW 15 | W 8 | W 14 | W 9 |
| kJ | 29 | 34 | 23 | 15 | 685 | 1 | 283 | 685 | 676 | 573 | 573 | 701 | 279 | 279 | 279 | 279 | 256 | 256 | 222 | 244 | 773 | 1 | 4 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | S 9 | — | SSW 20 | S 9 | S 9 | SSW 18 | SSW 18 | SSW 18 | S 9 | — | SW 13 | W 9 | W 9 | W 9 | W 14 | W 14 | W 8 | W 14 | W 14 | W 14 |
| kJ | — | — | — | — | 15 | — | 37 | 6 | 6 | 270 | 276 | 124 | 6 | — | 168 | 2 | 2 | 2 | 4 | 4 | 1 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | — | SE 8 | SE 8 | — | — | — | — | — | — | — | — | — | — | — | — | ESE 8 | — | SE 8 | SE 8 | SE 8 |
| kJ | 341 | 299 | 333 | 333 | — | 311 | 319 | — | — | — | — | — | — | — | — | — | — | — | — | 343 | — | 289 | 381 | 408 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 18 | 6 | 6 | 230 | 734 | 519 | 230 | 230 | 18 | 8 | 6 | 18 | 0 | 0 | 230 | 18 | 6 | 6 | 6 | 230 | 235 | 230 | 230 | 18 |
Best forecast wave conditions in Central Java | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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