March 27, 2026 5:00 am CST
Location: 42.491N 87.779W or 74 nautical miles WSW of search location of 43.02N 86.27W.
Significant Wave Height: 5 ft
Dominant Wave Period: 7 sec
Mean Wave Direction: E (88°)
Air Temperature: 33°F (0.3°C)
Water Temperature: 37°F (2.7°C)
Station 45187 – WINTHROP HARBOR BUOY, IL
Mar 27, 2026 | 7:24 AM