Alert archive / Maryland

Weather alerts in Maryland, 1989

91 weather alerts in 1989, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in 1989. Tap one for its archive.

Alerts
91
Warnings
91
Watches
0
Advisories
0
Busiest month
June31 alerts
Busiest day
May 6, 198912 alerts

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
Mar 18, 2:22 PM ESTSevere Thunderstorm WarningLWXCecil, Harford68 min
Mar 18, 4:23 PM ESTSevere Thunderstorm WarningLWXDorchester, Wicomico67 min
Mar 18, 4:23 PM ESTSevere Thunderstorm WarningLWXSomerset, Worcester67 min
Mar 31, 3:06 PM ESTSevere Thunderstorm WarningLWXPrince George's69 min
Mar 31, 3:06 PM ESTSevere Thunderstorm WarningLWXWicomico69 min
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, 12:44 AM EDTSevere Thunderstorm WarningLWXKent61 min
May 6, 12:44 AM EDTSevere Thunderstorm WarningLWXBaltimore61 min
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 6, 4:06 PM EDTSevere Thunderstorm WarningLWXMontgomery54 min
May 6, 4:32 PM EDTSevere Thunderstorm WarningLWXCarroll, Howard58 min
May 6, 5:17 PM EDTSevere Thunderstorm WarningLWXCalvert, Charles, Saint Mary's88 min
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, 8:16 PM EDTSevere Thunderstorm WarningLWXPrince George's29 min
May 23, 8:51 PM EDTSevere Thunderstorm WarningLWXAnne Arundel, Calvert54 min
May 23, 8:51 PM EDTSevere Thunderstorm WarningLWXCharles54 min
May 23, 8:58 PM EDTFlash Flood WarningLWXPrince George's3 hr
May 23, 9:40 PM EDTFlash Flood WarningLWXBaltimore, City of Baltimore2 hr
Jun 2, 5:46 PM EDTSevere Thunderstorm WarningLWXSomerset59 min
Jun 2, 5:46 PM EDTSevere Thunderstorm WarningLWXSaint Mary's59 min
Jun 9, 7:17 PM EDTSevere Thunderstorm WarningLWXBaltimore, Carroll58 min
Jun 14, 3:54 PM EDTSevere Thunderstorm WarningLWXMontgomery66 min
Jun 14, 4:30 PM EDTSevere Thunderstorm WarningLWXPrince George's60 min
Jun 14, 4:38 PM EDTSevere Thunderstorm WarningLWXCarroll, Howard67 min
Jun 14, 4:38 PM EDTSevere Thunderstorm WarningLWXAnne Arundel67 min
Jun 14, 5:35 PM EDTSevere Thunderstorm WarningLWXAnne Arundel, Carroll, Howard55 min
Jun 14, 5:39 PM EDTSevere Thunderstorm WarningLWXCaroline, Dorchester, Talbot51 min
Jun 14, 6:59 PM EDTTornado WarningLWXWicomico, Worcester61 min
Jun 14, 7:51 PM EDTTornado WarningLWXSomerset, Worcester69 min
Jun 15, 6:11 PM EDTSevere Thunderstorm WarningLWXPrince George's64 min
Jun 15, 6:13 PM EDTSevere Thunderstorm WarningLWXCharles32 min
Jun 15, 6:36 PM EDTSevere Thunderstorm WarningLWXAnne Arundel54 min
Jun 16, 4:20 PM EDTSevere Thunderstorm WarningLWXAnne Arundel, Calvert55 min
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
Jun 25, 6:30 PM EDTSevere Thunderstorm WarningLWXBaltimore, City of Baltimore50 min
Jun 25, 6:30 PM EDTSevere Thunderstorm WarningLWXHarford50 min
Jun 26, 9:33 PM EDTSevere Thunderstorm WarningRLXAllegany57 min
Jun 27, 9:00 PM EDTTornado WarningRLXGarrett60 min
Jun 27, 9:38 PM EDTSevere Thunderstorm WarningLWXWashington67 min
Jun 28, 1:05 AM EDTSevere Thunderstorm WarningLWXCecil40 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, 9:16 PM EDTSevere Thunderstorm WarningLWXWashington59 min
Jul 7, 9:40 PM EDTFlash Flood WarningRLXAllegany2 hr
Jul 7, 9:40 PM EDTSevere Thunderstorm WarningRLXAllegany65 min
Jul 7, 10:13 PM EDTSevere Thunderstorm WarningLWXWashington47 min
Jul 11, 6:28 PM EDTSevere Thunderstorm WarningRLXGarrett62 min
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, 2:37 PM EDTSevere Thunderstorm WarningRLXAllegany68 min
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
Sep 16, 6:09 PM EDTSevere Thunderstorm WarningLWXPrince George's66 min
Nov 16, 5:19 AM ESTSevere Thunderstorm WarningLWXMontgomery56 min
Nov 16, 6:38 AM ESTSevere Thunderstorm WarningLWXPrince George's67 min
Nov 16, 7:13 AM ESTSevere Thunderstorm WarningLWXAnne Arundel, Baltimore, City of Baltimore47 min
Nov 16, 7:45 AM ESTSevere Thunderstorm WarningLWXMontgomery60 min
Nov 16, 9:47 AM ESTSevere Thunderstorm WarningLWXCaroline, Dorchester, Queen Anne's88 min
Nov 16, 9:47 AM ESTSevere Thunderstorm WarningLWXCharles88 min
Nov 16, 9:47 AM ESTSevere Thunderstorm WarningLWXSomerset, Wicomico, Worcester88 min
Nov 16, 9:47 AM ESTSevere Thunderstorm WarningLWXCecil, Kent88 min

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

ProductAlerts
Severe storms
Severe Thunderstorm Warning45
Tornado Warning3
Flooding
Flash Flood Warning43

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, 198912alerts
  2. June 14, 19898alerts
  3. November 16, 19898alerts
  4. July 26, 19896alerts
  5. May 24, 19895alerts
  6. May 16, 19894alerts
  7. July 5, 19894alerts
  8. July 8, 19894alerts
  9. March 18, 19893alerts
  10. June 15, 19893alerts
  11. June 20, 19893alerts
  12. June 23, 19893alerts

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.