March 27, 2026 5:30 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: 8 sec
Mean Wave Direction: E (81°)
Air Temperature: 32°F (0.2°C)
Water Temperature: 37°F (2.6°C)
Station 45187 – WINTHROP HARBOR BUOY, IL
Mar 27, 2026 | 7:45 AM