Station 45187 – WINTHROP HARBOR BUOY, IL

March 30, 2026 9:20 pm CST
Location: 42.491N 87.779W or 74 nautical miles WSW of search location of 43.02N 86.27W.
Wind Direction: ESE (120°)
Wind Speed: 10 knots
Wind Gust: 14 knots
Significant Wave Height: 1 ft
Dominant Wave Period: 3 sec
Mean Wave Direction: SSE (151°)
Atmospheric Pressure: 29.72 in (1006.5 mb)
Air Temperature: 49°F (9.4°C)
Water Temperature: 38°F (3.1°C)