Tornado history by county
73,458 tornadoes from 1950 to 2025, sorted into 3,049 counties. Find yours — every track on a map, the strongest and deadliest, and which month brings the most.
States
Counts include every tornado that touched a county, so one long-track tornado can appear in several. Tornadoes before 1950 are not in the database.
Source. NOAA Storm Prediction Center Severe Weather Database , 1950–2025
(U.S. government work, not subject to copyright — 17 U.S.C. §403). County boundaries and names: U.S. Census Bureau. Ratings before February 2007 use the Fujita (F) scale,
later ones the Enhanced Fujita (EF) scale; tornadoes crossing a county line count in every county they touched. Older tracks often have only a start point.
This archive is informational and not affiliated with NOAA. Map © OpenStreetMap contributors.Tornado Live Map · Tornado History · Storm Report Archive ·
Hurricane Archive · Home Hazard Map · Privacy