This glossary contains information on more than 2000 terms, phrases and abbreviations used by the NWS. Many of these terms and abbreviations are used by NWS for

Hazard Mitigation in Emergency Management introduces readers to mitigation, one of the four foundational phases of emergency management, and to the hazard mitig

Each year, at least 1,200 tornadoes batter the United States. While most occur in Tornado Alley--a vast, weather-beaten swath of middle America-in truth, tornad