March 31, 2026 9:50 am CST
Location: 42.491N 87.779W or 74 nautical miles WSW of search location of 43.02N 86.27W.
Wind Direction: SSW (210°)
Wind Speed: 19 knots
Wind Gust: 27 knots
Significant Wave Height: 2 ft
Dominant Wave Period: 4 sec
Mean Wave Direction: S (174°)
Atmospheric Pressure: 29.96 in (1014.5 mb)
Air Temperature: 65°F (18.3°C)
Water Temperature: 38°F (3.3°C)
Station 45187 – WINTHROP HARBOR BUOY, IL
Mar 31, 2026 | 12:09 PM