Alert archive / Maryland / Flash Flood Warnings

Flash Flood Warnings in Maryland, 1989

43 flash flood warnings in 1989. 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 1989. Tap one for its archive.

Flash Flood Warnings
43
Busiest month
July16 flash flood warnings
Busiest day
May 6, 19897 flash flood warnings

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.

IssuedProductOfficeCountiesLasted
May 5, 10:52 PM EDTFlash Flood WarningLWXPrince George's4 hr
May 5, 11:58 PM EDTFlash Flood WarningLWXAnne Arundel, Baltimore, Howard, City of Baltimore4 hr
May 5, 11:58 PM EDTFlash Flood WarningLWXCharles4 hr
May 5, 11:58 PM EDTFlash Flood WarningLWXCarroll4 hr
May 6, 1:09 AM EDTFlash Flood WarningLWXCaroline, Kent, Queen Anne's, Talbot4 hr
May 6, 1:09 AM EDTFlash Flood WarningLWXCalvert, Saint Mary's4 hr
May 6, 1:09 AM EDTFlash Flood WarningLWXDorchester4 hr
May 16, 2:50 PM EDTFlash Flood WarningLWXWashington4 hr
May 16, 2:50 PM EDTFlash Flood WarningLWXFrederick, Montgomery4 hr
May 16, 6:08 PM EDTFlash Flood WarningLWXWashington6 hr
May 16, 6:08 PM EDTFlash Flood WarningLWXFrederick, Montgomery6 hr
May 16, 10:57 PM EDTFlash Flood WarningLWXFrederick, Washington5 hr
May 23, 2:58 PM EDTFlash Flood WarningLWXMontgomery, Prince George's4 hr
May 23, 8:58 PM EDTFlash Flood WarningLWXPrince George's3 hr
May 23, 9:40 PM EDTFlash Flood WarningLWXBaltimore, City of Baltimore2 hr
Jun 16, 8:35 PM EDTFlash Flood WarningRLXAllegany, Garrett3 hr
Jun 19, 10:14 PM EDTFlash Flood WarningRLXGarrett61 min
Jun 20, 4:36 PM EDTFlash Flood WarningLWXPrince George's54 min
Jun 20, 6:47 PM EDTFlash Flood WarningLWXKent, Queen Anne's118 min
Jun 20, 9:40 PM EDTFlash Flood WarningRLXAllegany80 min
Jun 22, 1:15 AM EDTFlash Flood WarningRLXAllegany3 hr
Jun 22, 11:12 PM EDTFlash Flood WarningRLXAllegany2 hr
Jun 23, 12:08 AM EDTFlash Flood WarningLWXCarroll4 hr
Jun 23, 10:05 AM EDTFlash Flood WarningLWXCecil115 min
Jun 23, 9:54 PM EDTFlash Flood WarningRLXAllegany66 min
Jul 5, 6:44 AM EDTFlash Flood WarningLWXAnne Arundel, Calvert91 min
Jul 5, 1:24 PM EDTFlash Flood WarningLWXCecil3 hr
Jul 5, 2:31 PM EDTFlash Flood WarningLWXPrince George's3 hr
Jul 5, 2:31 PM EDTFlash Flood WarningRLXAllegany3 hr
Jul 6, 1:54 AM EDTFlash Flood WarningLWXAnne Arundel96 min
Jul 6, 3:33 PM EDTFlash Flood WarningRLXAllegany, Garrett3 hr
Jul 6, 5:27 PM EDTFlash Flood WarningRLXAllegany, Garrett3 hr
Jul 7, 9:40 PM EDTFlash Flood WarningRLXAllegany2 hr
Jul 16, 4:33 PM EDTFlash Flood WarningLWXSomerset, Wicomico, Worcester87 min
Jul 21, 5:46 PM EDTFlash Flood WarningLWXQueen Anne's74 min
Jul 24, 10:38 AM EDTFlash Flood WarningRLXAllegany, Garrett2 hr
Jul 26, 2:46 AM EDTFlash Flood WarningLWXCaroline, Queen Anne's59 min
Jul 26, 4:02 AM EDTFlash Flood WarningLWXCaroline, Dorchester, Talbot88 min
Jul 26, 1:38 PM EDTFlash Flood WarningRLXAllegany, Garrett3 hr
Jul 26, 4:46 PM EDTFlash Flood WarningRLXAllegany59 min
Jul 26, 5:49 PM EDTFlash Flood WarningLWXMontgomery116 min
Aug 28, 11:55 PM EDTFlash Flood WarningLWXAnne Arundel65 min
Sep 13, 3:17 AM EDTFlash Flood WarningLWXCharles118 min

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.

  1. May 6, 19897flash flood warnings
  2. July 26, 19895flash flood warnings
  3. May 16, 19894flash flood warnings
  4. July 5, 19894flash flood warnings
  5. June 20, 19893flash flood warnings
  6. June 23, 19893flash flood warnings
  7. July 6, 19893flash flood warnings
  8. May 24, 19892flash flood warnings
  9. May 17, 19891flash flood warnings
  10. May 23, 19891flash flood warnings
  11. June 17, 19891flash flood warnings
  12. June 21, 19891flash flood warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive19881990

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. Warning verification from the Mesonet's Cow. Rebuilt daily.