Alert archive

Weather alerts in the United States, 2001

23,891 weather alerts in 2001, from the National Weather Service and the Storm Prediction Center. Each alert counts once, however many counties it covered.

Weather alerts by state

Each state shaded by its count. Tap a state for its own archive.

AKMEVTNHWAIDMTNDMNILWIMINYRIMAORNVWYSDIAINOHPANJCTCAUTCONEMOKYWVVAMDDEAZNMKSARTNNCSCDCOKLAMSALGAHITXFLPR
Alerts
23,891
Warnings
23,039
Watches
852
Advisories
0
Busiest month
June5,124 alerts
Busiest day
June 14, 2001436 alerts

Over time

By month

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

ProductAlerts
Severe storms
Severe Thunderstorm Warning18,124
Tornado Warning2,189
Severe Thunderstorm Watch607
Tornado Watch245
Flooding
Flash Flood Warning2,415
Marine
Special Marine Warning311

By state

Every state and territory, with the alerts that covered any part of it. Each state’s page lists every one of them.

13 more states

The busiest days

Days with the most alerts issued, by UTC date.

  1. June 14, 2001436alerts
  2. June 12, 2001337alerts
  3. October 13, 2001324alerts
  4. May 21, 2001318alerts
  5. June 13, 2001306alerts
  6. October 24, 2001300alerts
  7. November 24, 2001296alerts
  8. April 11, 2001287alerts
  9. April 10, 2001281alerts
  10. May 28, 2001279alerts
  11. July 5, 2001268alerts
  12. April 9, 2001251alerts
  13. July 8, 2001251alerts
  14. July 1, 2001249alerts
  15. June 21, 2001241alerts

Nearby

Alerts in force nowThe tornado archiveThe radar archive20002002

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.