DS-011Climate & EarthUnited StatesHISTORICAL DATA
NOAA / NCEI
NOAA Storm Events
U.S. severe-weather event archive
Tornado, hail, flood, heat, and other events with location, casualties, loss estimates, and narrative accounts.
“Are the economic losses from extreme weather rising faster than the number of events?”
UPDATE
About 75–90 days after month end
COVERAGE
1950–present · United States
ACCESS
No-login bulk download
LICENSE SUMMARY
U.S. government public data
AVAILABLE FORMATS
CSV · Bulk Download
LICENSE
U.S. public domain for NOAA/NWS-produced material; third-party exceptions
ATTRIBUTION
Credit “NOAA/NCEI Storm Events Database” with access date.
PRE-PUBLISH CHECK
Review the official license basis ↗Recheck the NWS disclaimer, methodology changes, loss-estimate limitations, and any third-party narratives.