Surf Forecasts:
How big are the waves at Batu Karas today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 7ft (2.2m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 6.5ft (2.0m), 16s period with SSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 5ft (1.6m), 19s period with SSW swell.
The current surf forecast for Batu Karas at 1PM is: 2.1m 16s primary swell from a South-southwest direction and 0.9m 20s secondary swell from a South-southwest direction (forecast issued at 06:00am August 18). An open ocean swell of 0.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (WIB) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 7ft (2.2m) | 16s |
| Afternoon (18 Aug) | 6.5ft (2.0m) | 16s |
| Evening (18 Aug) | 5ft (1.6m) | 19s |
Table - waves today at Batu Karas. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Wed night. Warm (max 26°C on Tue morning, min 24°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||||
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) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1150 | 2182 | 2615 | 2234 | 1904 | 1856 | 1860 | 4574 | 4606 | 4742 | 5349 | 5287 | 5534 | 5166 | 5219 | 4537 | 4224 | 3880 | 3685 | 3413 | 3024 | 2785 | 2715 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross | cross | cross-on | cross-on | cross | cross-off | cross-off | cross | cross |
High Tide | 11:18AM1.32m | 11:38PM1.61m | 11:49AM1.16m | 00:09AM1.53m | 12:20PM1.01m | ||||||||||||||||||
Low Tide | 5:28AM0.28m | 5:11PM0.28m | 6:07AM0.36m | 5:32PM0.38m | 6:49AM0.45m | 5:51PM0.47m | |||||||||||||||||
 |  |  | | |  | | |  | | | | | | |  | | | | | | | | |
 | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — |
Temp °C | 23 | 23 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 24 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 25 | 26 | 25 | 26 | 25 | 25 |
Feels °C | 26 | 26 | 27 | 27 | 27 | 26 | 28 | 26 | 26 | 26 | 28 | 27 | 26 | 28 | 28 | 27 | 26 | 27 | 26 | 25 | 27 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 19 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 1150 | 2182 | 2615 | 2234 | 1904 | 1856 | 1655 | 4574 | 4606 | 4742 | 5349 | 5287 | 5534 | 5166 | 5219 | 4537 | 4224 | 3880 | 3685 | 3413 | 3024 | 2785 | 2715 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 22 | — | SSW 20 | SSW 19 | SSW 19 | SSW 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 20 | — |
| kJ | 357 | 311 | — | 561 | 1159 | 1410 | 1860 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 140 | — |
Swell 3 Height (m) Direction Period (s) | SSW 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 934 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 5 | ESE 5 | ESE 5 | ESE 6 | SE 6 | SE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SE 6 | SE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SE 6 | SE 6 | SE 7 |
| kJ | 28 | 32 | 37 | 39 | 44 | 42 | 51 | 55 | 51 | 53 | 55 | 61 | 51 | 52 | 65 | 67 | 103 | 106 | 100 | 109 | 94 | 97 | 114 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 6 | 6 | 235 | 519 | 519 | 233 | 18 | 8 | 6 | 8 | 519 | 738 | 734 | 230 | 230 | 230 | 18 | 8 | 519 | 734 | 734 | 519 | 230 |
Best forecast wave conditions in Central Java | |||||||||||||||||||||||
Best forecast wave conditions in Indonesia | |||||||||||||||||||||||
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