November 8, 2025 12:30 am CST
Location: 42.491N 87.779W or 74 nautical miles WSW of search location of 43.02N 86.27W.
Wind Speed: 16 knots
Wind Gust: 19 knots
Significant Wave Height: 3 ft
Dominant Wave Period: 6 sec
Mean Wave Direction: NNE (13°)
Air Temperature: 47°F (8.1°C)
Water Temperature: 51°F (10.3°C)
Station 45187 – WINTHROP HARBOR BUOY, IL
Nov 8, 2025 | 1:52 AM