Station 45187 – WINTHROP HARBOR BUOY, IL

March 26, 2026 10:30 pm CST
Location: 42.491N 87.779W or 74 nautical miles WSW of search location of 43.02N 86.27W.
Significant Wave Height: 7 ft
Dominant Wave Period: 7 sec
Mean Wave Direction: E (86°)
Air Temperature: 32°F (0.2°C)
Water Temperature: 37°F (2.9°C)