Monday, May 25th
Chicago, United States
| Time |
Wave height |
Wave rating |
Swell period |
Swell direction |
Wind direction |
Wind speed |
Wind rating |
Total rating |
| 5:00 | 0.06m | 0 | 3.5s | 17° | 203° | 8 km/h | 4 | 1.23 |
| 6:00 | 0.06m | 0 | 3.45s | 17° | 200° | 8 km/h | 4 | 1.22 |
| 7:00 | 0.04m | 0 | 3.4s | 17° | 186° | 7 km/h | 4 | 1.26 |
| 8:00 | 0.04m | 0 | 3.35s | 17° | 191° | 10 km/h | 3 | 0.93 |
| 9:00 | 0.04m | 0 | 3.25s | 16° | 211° | 10 km/h | 3 | 0.98 |
| 10:00 | 0.04m | 0 | 3.2s | 16° | 203° | 10 km/h | 3 | 0.94 |
| 11:00 | 0.04m | 0 | 3.2s | 17° | 220° | 11 km/h | 3 | 1.03 |
| 12:00 | 0.04m | 0 | 3.2s | 18° | 218° | 6 km/h | 4 | 1.31 |
| 13:00 | 0.04m | 0 | 3.15s | 19° | 128° | 11 km/h | 3 | 1.29 |
| 14:00 | 0.04m | 0 | 3.05s | 17° | 117° | 20 km/h | 2 | 1.04 |
| 15:00 | 0.04m | 0 | 2.95s | 15° | 117° | 21 km/h | 2 | 1.03 |
| 16:00 | 0.04m | 0 | 2.85s | 13° | 117° | 21 km/h | 2 | 1.02 |
| 17:00 | 0.06m | 0 | 2.8s | 14° | 117° | 22 km/h | 2 | 1.03 |
| 18:00 | 0.08m | 0 | 2.8s | 14° | 109° | 20 km/h | 2 | 1.07 |
| 19:00 | 0.1m | 0 | 2.65s | 15° | 121° | 17 km/h | 3 | 1.31 |
| Sunrise: 5:21 | Sunset: 20:13 |