NWS Tornado + Flash Flood Emergencies
About Emergency Warnings
This page presents the current unofficial IEM accounting of Tornado and Flash Flood Emergencies issued by the NWS. If you find any discrepancies, please let us know!
You may wonder how events prior to the implementation of VTEC have eventids. These were retroactively generated and assigned by the IEM.
External Resources
Link to Wikipedia List of United States tornado emergencies
Data available via IEM webservice: https://mesonet.agron.iastate.edu/api/1/nws/emergencies.geojson