December 22, 2021 5:30 am CST
Location: 41.916N 87.572W or 88 nautical miles SW of search location of 43.02N 86.27W.
Wind Direction: NW (310°)
Wind Speed: 14 knots
Wind Gust: 16 knots
Air Temperature: 21°F (-6.0°C)
Dew Point: 10°F (-12.1°C)
Station CHII2 – HARRISON-DEVER CRIB, CHICAGO, IL
Dec 22, 2021 | 6:58 AM