Alert archive / Flash Flood Watches

Flash Flood Watches in the United States, 2026

54 flash flood watches 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 flash flood watches reaches back to 2005.

Flash Flood Watches by state

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

AKMEVTNHWAIDMTNDMNILWIMINYRIMAORNVWYSDIAINOHPANJCTCAUTCONEMOKYWVVAMDDEAZNMKSARTNNCSCDCOKLAMSALGAHITXFLPR
Flash Flood Watches
54
Busiest month
August22 flash flood watches
Busiest day
August 12, 20265 flash flood watches

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.

The busiest days

Days with the most alerts issued, by UTC date.

  1. August 12, 20265flash flood watches
  2. August 13, 20263flash flood watches
  3. August 14, 20263flash flood watches
  4. April 14, 20262flash flood watches
  5. April 15, 20262flash flood watches
  6. June 27, 20262flash flood watches
  7. July 16, 20262flash flood watches
  8. July 21, 20262flash flood watches
  9. July 28, 20262flash flood watches
  10. August 24, 20262flash flood watches
  11. September 18, 20262flash flood watches
  12. April 16, 20261flash flood watches
  13. April 25, 20261flash flood watches
  14. May 29, 20261flash flood watches
  15. June 24, 20261flash flood watches

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.