Overview
- The National Weather Service says frigid Arctic air is pouring into the eastern two-thirds of the U.S., with many record lows possible across the Southeast including Florida.
- Winter storm and lake-effect snow warnings are in force around the Great Lakes and parts of the Midwest, with narrow bands producing heavy snow and hazardous travel.
- South Florida is forecast to drop into the upper 40s and low 50s by Tuesday morning, with wind chills in the 30s and one of the chilliest Veterans Day readings in years.
- Wildlife experts warn green iguanas can become cold-stunned below the mid-40s Fahrenheit and fall from trees, typically reviving once temperatures rise.
- Local officials announced cold-weather shelters opening Monday evening in St. Lucie, Okeechobee and Indian River counties as the brief cold snap arrives.