Every severe weather report published for Delaware County, Ohio, newest first.
The National Weather Service warns of heat index values up to 100 degrees Fahrenheit from 2 PM to 8 PM EDT on September 3, 2026, for portions of north central, northeast, and northwest Ohio.
The National Weather Service has issued a Heat Advisory for portions of north central, northeast, and northwest Ohio from 2 PM Tuesday to 8 PM EDT Wednesday.
A developing flood situation affects Fairfield, Licking, and Pickaway counties through Thursday afternoon.
The National Weather Service warns of imminent flooding with numerous road closures in Fairfield OH and Licking OH until 10:15 a.m. EDT Friday, August 21, 2026.
A Flood Warning is in effect for parts of Delaware, Fairfield, and Franklin counties until Thursday afternoon.
The watch record from National Weather Service Wilmington OH puts 24 county zones — from Connersville and Richmond's Wayne County east to Columbus, Dayton and Springfield — under a Flood Watch from 4 PM EDT Wednesday until 10 AM EDT Thursday.
A Flood Watch issued by the National Weather Service in Cleveland remains in effect through Sunday morning for portions of north central, northeast, and northwest Ohio.