Saturday, July 25th
Chicago, United States
| Time |
Wave height |
Wave rating |
Swell period |
Swell direction |
Wind direction |
Wind speed |
Wind rating |
Total rating |
| 5:00 | 0.1m | 0 | 1.9s | 133° | 193° | 10 km/h | 3 | 1.57 |
| 6:00 | 0.08m | 0 | 1.9s | 133° | 201° | 10 km/h | 3 | 1.52 |
| 7:00 | 0.08m | 0 | 1.9s | 132° | 208° | 10 km/h | 3 | 1.48 |
| 8:00 | 0.08m | 0 | 1.85s | 137° | 216° | 9 km/h | 4 | 1.76 |
| 9:00 | 0.06m | 0 | 1.8s | 142° | 227° | 6 km/h | 4 | 1.73 |
| 10:00 | 0.06m | 0 | 1.8s | 147° | 227° | 6 km/h | 4 | 1.76 |
| 11:00 | 0.06m | 0 | 1.85s | 148° | 213° | 11 km/h | 3 | 1.54 |
| 12:00 | 0.04m | 0 | 1.9s | 148° | 202° | 16 km/h | 3 | 1.6 |
| 13:00 | 0.04m | 0 | 1.9s | 149° | 206° | 16 km/h | 3 | 1.58 |
| 14:00 | 0.04m | 0 | 1.85s | 150° | 212° | 14 km/h | 3 | 1.56 |
| 15:00 | 0.04m | 0 | 1.75s | 151° | 222° | 13 km/h | 3 | 1.51 |
| 16:00 | 0.04m | 0 | 1.65s | 152° | 216° | 12 km/h | 3 | 1.54 |
| 17:00 | 0.04m | 0 | 1.55s | 193° | 231° | 13 km/h | 3 | 1.69 |
| 18:00 | 0.04m | 0 | 1.5s | 235° | 237° | 12 km/h | 3 | 1.89 |
| 19:00 | 0.04m | 0 | 1.45s | 276° | 236° | 10 km/h | 3 | 1.68 |
| Sunrise: 5:37 | Sunset: 20:16 |