November 21, 2025 3:20 pm CST
Location: 42.491N 87.779W or 74 nautical miles WSW of search location of 43.02N 86.27W.
Wind Direction: ENE (60°)
Wind Speed: 4 knots
Wind Gust: 6 knots
Significant Wave Height: 1 ft
Dominant Wave Period: 3 sec
Mean Wave Direction: NE (55°)
Air Temperature: 45°F (7.1°C)
Water Temperature: 49°F (9.3°C)
Station 45187 – WINTHROP HARBOR BUOY, IL
Nov 21, 2025 | 4:36 PM