November 10, 2025 4:20 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: NE (35°)
Air Temperature: 31°F (-0.6°C)
Water Temperature: 49°F (9.4°C)
Station 45187 – WINTHROP HARBOR BUOY, IL
Nov 10, 2025 | 5:49 AM