April 17, 2026 5:10 am CST
Location: 42.491N 87.779W or 74 nautical miles WSW of search location of 43.02N 86.27W.
Significant Wave Height: 1 ft
Mean Wave Direction: SE (134°)
Atmospheric Pressure: 29.75 in (1007.5 mb)
Water Temperature: 44°F (6.7°C)
Station 45187 – WINTHROP HARBOR BUOY, IL
Apr 17, 2026 | 7:41 AM