Is Storm Events Database data free to use?

Yes. Storm Events Database is a work of the U.S. government and is in the public domain. You can use it without a license; citing NOAA National Centers for Environmental Information is good practice.

Who publishes Storm Events Database?

NOAA National Centers for Environmental Information publishes it. The official page is https://www.ncdc.noaa.gov/stormevents/.

How current is Storm Events Database on DatenUS?

The latest data we loaded is as of 08/01/2026. We check the source on a schedule and update the pages that use it.

How should I cite this data?

Cite the original publisher: Storm Events Database, NOAA National Centers for Environmental Information, https://www.ncdc.noaa.gov/stormevents/. If you used a DatenUS page, you can add its URL as the place you viewed it.

Storm Events Database

NOAA National Centers for Environmental Information · Safety & environment

Published by: NOAA National Centers for Environmental Information
Status on DatenUS: Live; Data as of 08/01/2026
License: Public domain

What this data covers

Storm Events Database is published by NOAA National Centers for Environmental Information. DatenUS uses it for: Tornadoes, hail, floods and other storms by county since 1950. We load it on a schedule from the official source and show the date of the latest update on every page that uses it.

Official source: ncdc.noaa.gov

Where to see this data on DatenUS

Pages built from this source, by topic

Frequently asked questions

Is Storm Events Database data free to use?: Yes. Storm Events Database is a work of the U.S. government and is in the public domain. You can use it without a license; citing NOAA National Centers for Environmental Information is good practice.
Who publishes Storm Events Database?: NOAA National Centers for Environmental Information publishes it. The official page is https://www.ncdc.noaa.gov/stormevents/.
How current is Storm Events Database on DatenUS?: The latest data we loaded is as of 08/01/2026. We check the source on a schedule and update the pages that use it.
How should I cite this data?: Cite the original publisher: Storm Events Database, NOAA National Centers for Environmental Information, https://www.ncdc.noaa.gov/stormevents/. If you used a DatenUS page, you can add its URL as the place you viewed it.

Source: NOAA National Centers for Environmental Information · Data as of 08/01/2026