Jacksonville

Jacksonville’s NWS Issues Frost Advisory for Coastal Counties as Residents Urged to Protect Against Chilly Temps

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Published on November 11, 2025
Jacksonville’s NWS Issues Frost Advisory for Coastal Counties as Residents Urged to Protect Against Chilly TempsSource: Unsplash/ Igor Oliyarnik

The National Weather Service in Jacksonville, Florida, issued a frost advisory early this week, cautioning residents of multiple counties to prepare for chilly temperatures. The advisory, which lasts from 3 AM to 8 AM EST tomorrow, expects temperatures to dip as low as 35 degrees Fahrenheit, leaving conditions ripe for frost formation. The frost advisory specifically targets areas including Coastal Duval, Coastal Flagler, and other nearby counties.

For the Frost Advisory, "temperatures as low as 35 will result in frost formation," warned the National Weather Service. Residents may need to protect their sensitive outdoor vegetation and take precautions to prevent frostbite and hypothermia by dressing warmly. The Weather Service's advisory also suggests trying to keep pets indoors as much as possible during these cold conditions.

The weather is not only about inconvenience, it is also about safety. The cold wind chills as low as 20 degrees could result in hypothermia or frostbite if precautions are not taken, the advisory emphasizes. Along with the frost advisory, the NWS had also kept a cold weather advisory in effect until 8 AM EST today, reporting wind chills as low as 22 degrees.

Community leaders encourage people to check in on the elderly and others who might be vulnerable in such weather. Moreover, they advise residents to safely use portable heaters and avoid using generators or grills inside. The extreme weather conditions, unusual for Florida's mild climate, have made it necessary to rapidly adopt measures often reserved for regions to the north.