Friday, September 4th
Mataram, Indonesia
| Time |
Wave height |
Wave rating |
Swell period |
Swell direction |
Wind direction |
Wind speed |
Wind rating |
Total rating |
| 6:00 | 0.4m | 1 | 7.65s | 184° | 90° | 9 km/h | 4 | 2.18 |
| 7:00 | 0.4m | 1 | 9.7s | 204° | 99° | 11 km/h | 3 | 1.82 |
| 8:00 | 0.4m | 1 | 11.2s | 224° | 124° | 10 km/h | 3 | 1.84 |
| 9:00 | 0.4m | 1 | 11.7s | 226° | 134° | 13 km/h | 3 | 1.89 |
| 10:00 | 0.4m | 1 | 11.75s | 229° | 132° | 13 km/h | 3 | 1.86 |
| 11:00 | 0.4m | 1 | 11.7s | 231° | 141° | 14 km/h | 3 | 1.9 |
| 12:00 | 0.42m | 1 | 11.75s | 231° | 145° | 15 km/h | 3 | 1.92 |
| 13:00 | 0.46m | 1 | 11.75s | 231° | 149° | 17 km/h | 3 | 1.94 |
| 14:00 | 0.48m | 1 | 11.7s | 231° | 155° | 21 km/h | 2 | 1.68 |
| 15:00 | 0.5m | 2 | 11.5s | 228° | 155° | 22 km/h | 2 | 2.19 |
| 16:00 | 0.52m | 2 | 11.25s | 226° | 152° | 22 km/h | 2 | 2.19 |
| 17:00 | 0.54m | 2 | 11.05s | 223° | 146° | 20 km/h | 2 | 2.17 |
| Sunrise: 6:15 | Sunset: 18:13 |