November 17, 2025 6:40 am CST
Location: 42.491N 87.779W or 74 nautical miles WSW of search location of 43.02N 86.27W.
Wind Direction: WSW (250°)
Wind Speed: 8 knots
Wind Gust: 10 knots
Significant Wave Height: 3 ft
Dominant Wave Period: 6 sec
Mean Wave Direction: N (8°)
Air Temperature: 35°F (1.8°C)
Water Temperature: 48°F (9.1°C)
Station 45187 – WINTHROP HARBOR BUOY, IL
Nov 17, 2025 | 7:58 AM