The graphic below describes a timeline of severe weather products that the Storm Prediction Center and NWS Weather Forecast Offices issue in advance of, during, and after severe weather events. Please click on the product abbreviation (HWO, SPS, etc) to see a description and purpose of the various products.



  Graphicast Hazardous Weather Outlook Special Weather Statement Public Information Statement Public Severe Weather Outlook Severe Weather Watches Short Term Forecast Tornado Warning Severe Thunderstorm Warning Flash Flood Warning Severe Weather Statement Flash Flood Statement Local Storm Report is the U.S. government's official web portal to all federal, state and local government web resources and services.