April 1, 2026 8:10 am CST
Location: 42.491N 87.779W or 74 nautical miles WSW of search location of 43.02N 86.27W.
Significant Wave Height: 5 ft
Dominant Wave Period: 6 sec
Mean Wave Direction: ENE (70°)
Air Temperature: 35°F (1.6°C)
Water Temperature: 38°F (3.2°C)
Station 45187 – WINTHROP HARBOR BUOY, IL
Apr 1, 2026 | 10:32 AM