Alert archive / Maryland / Flash Flood Warnings / 2021

Flash Flood Warnings in Maryland, June 2021

10 flash flood warnings in June 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 warnings reaches back to 1986.

Flash Flood Warnings by county

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

Flash Flood Warnings: 10
Busiest day: June 10, 20213 flash flood warnings

Over time

By day

Days in UTC, the clock the archive keeps.

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, 6:29 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Baltimore, Harford	3 hr
Jun 8, 3:57 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Cecil	93 min
Jun 9, 7:35 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Saint Mary's	95 min
Jun 10, 3:28 PM EDT	Flash Flood Warning	AKQ	Wicomico	81 min
Jun 10, 3:37 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Baltimore, City of Baltimore	2 hr
Jun 10, 4:52 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Charles, Prince George's	93 min
Jun 10, 9:10 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Allegany	113 min
Jun 11, 10:51 AM EDT	Flash Flood Warning	LWX	Charles	4 hr
Jun 14, 10:05 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Baltimore, City of Baltimore	2 hr
Jun 14, 10:49 PM EDT	Flash Flood Warning Considerable damage threat	LWX	Montgomery, Prince George's	3 hr

By county

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

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.