Alert archive / Areal Flood Warnings

Areal Flood Warnings in the United States, 2026

1,255 areal flood warnings in 2026. Each alert counts once, however many counties it covered. The last few weeks are still filling in as offices finish their follow-ups. The archive of areal flood warnings reaches back to 2005.

Areal Flood Warnings by state

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

AKMEVTNHWAIDMTNDMNILWIMINYRIMAORNVWYSDIAINOHPANJCTCAUTCONEMOKYWVVAMDDEAZNMKSARTNNCSCDCOKLAMSALGAHITXFLPR
Areal Flood Warnings
1,255
Busiest month
June317 areal flood warnings
Busiest day
August 20, 202634 areal flood warnings

Over time

By month

By state

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

7 more states

The busiest days

Days with the most alerts issued, by UTC date.

  1. August 20, 202634areal flood warnings
  2. June 18, 202629areal flood warnings
  3. August 11, 202625areal flood warnings
  4. August 16, 202623areal flood warnings
  5. September 3, 202623areal flood warnings
  6. August 15, 202622areal flood warnings
  7. June 27, 202621areal flood warnings
  8. August 12, 202621areal flood warnings
  9. June 7, 202620areal flood warnings
  10. August 13, 202620areal flood warnings
  11. September 20, 202620areal flood warnings
  12. September 21, 202620areal flood warnings
  13. June 21, 202619areal flood warnings
  14. June 22, 202619areal flood warnings
  15. March 5, 202618areal flood warnings

Nearby

Alerts in force nowThe tornado archiveThe radar archive2025

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.