Alert archive / Delaware / Flash Flood Watches

Flash Flood Watches in Delaware, 2021

10 flash flood watches in 2021. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of flash flood watches reaches back to 2005.

Flash Flood Watches by county

Each county as a circle sized by its count in 2021. Tap one for its archive.

Flash Flood Watches: 10
Busiest month: August3 flash flood watches
Busiest day: June 3, 20211 flash flood watches

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.

Issued	Product	Office	Counties	Lasted
Jun 3, 9:37 AM EDT	Flash Flood Watch	PHI	New Castle	12 hr
Jun 30, 3:19 PM EDT	Flash Flood Watch	PHI	New Castle	26 hr
Jul 7, 3:32 PM EDT	Flash Flood Watch	PHI	Kent, New Castle, Sussex	42 hr
Jul 16, 3:17 PM EDT	Flash Flood Watch	PHI	New Castle	35 hr
Aug 19, 3:22 PM EDT	Flash Flood Watch	PHI	Kent, Sussex	23 hr
Aug 26, 3:30 PM EDT	Flash Flood Watch	PHI	New Castle	48 hr
Aug 30, 5:00 AM EDT	Flash Flood Watch	PHI	Kent, New Castle, Sussex	71 hr
Sep 7, 2:33 PM EDT	Flash Flood Watch	PHI	New Castle	37 hr
Sep 22, 3:24 AM EDT	Flash Flood Watch	PHI	New Castle	41 hr
Oct 24, 3:09 PM EDT	Flash Flood Watch	PHI	New Castle	48 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record The radar archive 2020 2022

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.