Alert archive / Maryland / 2011

Weather alerts in Maryland, March 2011

109 weather alerts in March 2011, 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 March 2011. Tap one for its archive.

Alerts
109
Warnings
31
Watches
12
Advisories
22
Busiest day
March 10, 201119 alerts

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.

IssuedProductOfficeCountiesLasted
Mar 4, 3:47 AM ESTFlood WatchPBZ54 hr
Mar 5, 3:16 AM ESTFlood WatchLWXAllegany, Anne Arundel, Baltimore, Carroll, Frederick, Prince George's and 2 more43 hr
Mar 6, 3:30 AM ESTCoastal Flood StatementPHICaroline, Cecil, Kent, Queen Anne's, Talbot17 hr
Mar 6, 9:08 AM ESTCoastal Flood AdvisoryLWXAnne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more12 hr
Mar 6, 12:06 PM ESTMesoscale DiscussionSPCCharles, Saint Mary's84 min
Mar 6, 2:26 PM ESTSpecial Weather StatementLWXHoward, Montgomery64 min
Mar 6, 2:37 PM ESTWinter Weather AdvisoryLWXAllegany, Frederick, Washington12 hr
Mar 6, 2:41 PM ESTWinter Weather AdvisoryPBZ6 hr
Mar 6, 3:14 PM ESTSpecial Weather StatementPHICecil61 min
Mar 6, 3:48 PM ESTAreal Flood WarningLWXMontgomery, Prince George's6 hr
Mar 6, 4:27 PM ESTSpecial Weather StatementLWXCalvert, Saint Mary's93 min
Mar 6, 10:10 PM ESTRiver Flood WarningLWXWashington13 hr
Mar 6, 10:10 PM ESTRiver Flood WarningLWXFrederick23 hr
Mar 6, 10:44 PM ESTRiver Flood WarningLWXMontgomery9 hr
Mar 8, 3:14 AM ESTFlood WatchLWXAllegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more65 hr
Mar 8, 4:18 AM ESTFlood WatchPHICaroline, Cecil, Kent, Queen Anne's, Talbot3 days
Mar 8, 2:21 PM ESTFlood WatchPBZ52 hr
Mar 8, 2:34 PM ESTFlood WatchAKQDorchester, Somerset, Wicomico, Worcester59 hr
Mar 8, 6:00 PM ESTRiver Flood WarningPHICecil, Harford8 hr
Mar 9, 3:28 AM ESTCoastal Flood WatchLWXAnne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more30 hr
Mar 9, 4:29 AM ESTCoastal Flood WatchAKQDorchester, Somerset, Wicomico24 hr
Mar 9, 9:43 AM ESTWinter Weather AdvisoryPBZ4 hr
Mar 9, 12:11 PM ESTWinter Weather AdvisoryLWXAllegany9 hr
Mar 9, 2:41 PM ESTWinter Storm WatchPBZ25 hr
Mar 9, 2:41 PM ESTWinter Weather AdvisoryPBZ3 hr
Mar 9, 2:43 PM ESTRiver Flood WarningLWXWashington54 hr
Mar 9, 2:43 PM ESTRiver Flood WarningLWXFrederick3 days
Mar 9, 2:50 PM ESTCoastal Flood AdvisoryLWXAnne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more19 hr
Mar 9, 2:57 PM ESTRiver Flood WarningLWXFrederick59 hr
Mar 9, 3:32 PM ESTRiver Flood WarningLWXWashington3 days
Mar 10, 3:28 AM ESTCoastal Flood AdvisoryPHICaroline, Kent, Queen Anne's, Talbot21 hr
Mar 10, 4:03 AM ESTCoastal Flood AdvisoryAKQDorchester, Somerset, Wicomico29 hr
Mar 10, 7:28 AM ESTAreal Flood AdvisoryPHICaroline, Cecil, Kent, Queen Anne's, Talbot6 hr
Mar 10, 9:46 AM ESTCoastal Flood WarningLWXAnne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more17 hr
Mar 10, 12:37 PM ESTAreal Flood WarningLWXAnne Arundel, Baltimore, Harford, Howard, City of Baltimore6 hr
Mar 10, 1:25 PM ESTSevere Thunderstorm WatchSPCAnne Arundel, Calvert, Charles, Howard, Montgomery, Prince George's and 1 more7 hr
Mar 10, 2:46 PM ESTRiver Flood WarningLWXMontgomery13 hr
Mar 10, 3:25 PM ESTWinter Weather AdvisoryLWXAllegany24 hr
Mar 10, 3:51 PM ESTWinter Weather AdvisoryPBZ26 hr
Mar 10, 4:06 PM ESTAreal Flood WarningLWXAnne Arundel, Montgomery, Prince George's4 hr
Mar 10, 4:36 PM ESTAreal Flood WarningPHICecil37 hr
Mar 10, 5:34 PM ESTSevere Thunderstorm WarningLWXFrederick, Washington41 min
Mar 10, 5:48 PM ESTFlash Flood WarningLWXCharles, Montgomery, Prince George's4 hr
Mar 10, 6:06 PM ESTSpecial Weather StatementLWXWashington24 min
Mar 10, 6:07 PM ESTFlash Flood WarningLWXCarroll, Frederick, Washington3 hr
Mar 10, 6:10 PM ESTSevere Thunderstorm WarningLWXCharles, Saint Mary's65 min
Mar 10, 6:29 PM ESTFlash Flood WarningLWXAnne Arundel, Baltimore, Carroll, Frederick, Harford, Howard and 2 more4 hr
Mar 10, 6:38 PM ESTAreal Flood WarningLWXAllegany, Washington3 hr
Mar 10, 6:58 PM ESTTornado WarningLWXMontgomery32 min
Mar 10, 7:04 PM ESTRiver Flood WarningLWXAllegany9 hr
Mar 10, 7:06 PM ESTSevere Thunderstorm WarningLWXAnne Arundel, Calvert, Charles, Prince George's, Saint Mary's54 min
Mar 10, 7:20 PM ESTSpecial Weather StatementLWXHoward, Montgomery, Prince George's25 min
Mar 10, 7:30 PM ESTRiver Flood WarningLWXAllegany13 hr
Mar 10, 7:30 PM ESTSpecial Weather StatementLWXBaltimore, Carroll30 min
Mar 10, 7:32 PM ESTRiver Flood WarningLWXMontgomery55 hr
Mar 10, 7:56 PM ESTSpecial Weather StatementAKQDorchester, Somerset, Wicomico, Worcester79 min
Mar 11, 3:13 AM ESTCoastal Flood AdvisoryLWXAnne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more12 hr
Mar 11, 3:25 AM ESTCoastal Flood AdvisoryPHICaroline, Kent, Queen Anne's, Talbot7 hr
Mar 11, 10:31 AM ESTRiver Flood WarningPHICecil, Harford65 hr
Mar 11, 3:13 PM ESTCoastal Flood AdvisoryLWXPrince George's27 hr
Mar 16, 3:06 AM EDTSpecial Weather StatementAKQDorchester, Somerset, Wicomico, Worcester54 min
Mar 16, 3:07 AM EDTSpecial Weather StatementAKQDorchester, Somerset, Wicomico, Worcester53 min
Mar 16, 4:37 AM EDTSpecial Weather StatementAKQWorcester23 min
Mar 21, 4:25 AM EDTSpecial Weather StatementPBZGarrett35 min
Mar 21, 4:46 AM EDTCoastal Flood AdvisoryLWXAnne Arundel, Baltimore, Calvert, City of Baltimore7 hr
Mar 21, 5:00 AM EDTSpecial Weather StatementPBZGarrett60 min
Mar 21, 6:07 AM EDTSpecial Weather StatementLWXFrederick23 min
Mar 21, 6:12 AM EDTSpecial Weather StatementPHICecil63 min
Mar 21, 6:18 AM EDTSpecial Weather StatementLWXMontgomery27 min
Mar 21, 6:22 AM EDTSpecial Weather StatementLWXCarroll23 min
Mar 21, 6:46 AM EDTSpecial Weather StatementLWXAnne Arundel, Prince George's29 min
Mar 21, 6:51 AM EDTSpecial Weather StatementPHICaroline, Cecil, Kent, Queen Anne's, Talbot54 min
Mar 21, 7:08 AM EDTSpecial Weather StatementLWXAnne Arundel22 min
Mar 21, 7:58 AM EDTSpecial Weather StatementPHICaroline, Talbot92 min
Mar 21, 4:34 PM EDTSpecial Weather StatementPBZGarrett41 min
Mar 21, 6:15 PM EDTSpecial Weather StatementPBZGarrett60 min
Mar 21, 7:24 PM EDTSpecial Weather StatementLWXCharles66 min
Mar 21, 7:40 PM EDTSevere Thunderstorm WarningLWXCalvert, Charles, Prince George's, Saint Mary's27 min
Mar 21, 7:59 PM EDTSpecial Weather StatementLWXCalvert, Saint Mary's46 min
Mar 21, 8:03 PM EDTSpecial Weather StatementAKQDorchester, Somerset57 min
Mar 23, 1:13 PM EDTTornado WatchSPCGarrett7 hr
Mar 23, 3:36 PM EDTSpecial Weather StatementPBZGarrett54 min
Mar 23, 3:47 PM EDTSevere Thunderstorm WarningPBZGarrett58 min
Mar 23, 3:54 PM EDTMesoscale DiscussionSPCAllegany, Garrett, Washington96 min
Mar 23, 4:13 PM EDTSevere Thunderstorm WatchSPCAllegany, Carroll, Frederick, Howard, Montgomery, Washington5 hr
Mar 23, 4:37 PM EDTSpecial Weather StatementLWXAllegany23 min
Mar 23, 5:46 PM EDTSevere Thunderstorm WarningPBZGarrett59 min
Mar 23, 6:02 PM EDTSevere Thunderstorm WarningPBZGarrett45 min
Mar 23, 6:07 PM EDTSpecial Weather StatementLWXCarroll, Frederick23 min
Mar 23, 6:20 PM EDTSpecial Weather StatementLWXAllegany40 min
Mar 23, 6:29 PM EDTSpecial Weather StatementLWXBaltimore, Carroll31 min
Mar 23, 6:29 PM EDTSevere Thunderstorm WarningLWXAllegany23 min
Mar 23, 6:53 PM EDTSpecial Weather StatementPHICaroline, Cecil, Kent, Queen Anne's, Talbot112 min
Mar 23, 6:57 PM EDTSpecial Weather StatementLWXBaltimore, Harford33 min
Mar 23, 7:03 PM EDTSpecial Weather StatementLWXWashington42 min
Mar 23, 7:25 PM EDTSpecial Weather StatementLWXAnne Arundel35 min
Mar 23, 7:34 PM EDTSpecial Weather StatementLWXCarroll, Frederick56 min
Mar 23, 8:13 PM EDTMesoscale DiscussionSPCAnne Arundel, Baltimore, Charles, Howard, Montgomery, Prince George's and 1 more92 min
Mar 23, 8:17 PM EDTSpecial Weather StatementAKQDorchester, Somerset, Wicomico, Worcester58 min
Mar 23, 8:30 PM EDTSpecial Weather StatementPHICaroline, Cecil, Kent, Queen Anne's, Talbot2 hr
Mar 23, 8:51 PM EDTSpecial Weather StatementLWXCharles24 min
Mar 23, 9:18 PM EDTSpecial Weather StatementLWXCalvert27 min
Mar 23, 10:36 PM EDTSpecial Weather StatementPHICaroline, Queen Anne's114 min
Mar 24, 6:19 AM EDTCoastal Flood AdvisoryLWXAnne Arundel, Baltimore, Calvert, City of Baltimore8 hr
Mar 26, 4:09 AM EDTWinter Weather AdvisoryLWXCalvert, Charles, Saint Mary's30 hr
Mar 26, 2:53 PM EDTWinter Weather AdvisoryAKQDorchester, Somerset, Wicomico21 hr
Mar 26, 3:25 PM EDTWinter Weather AdvisoryPHICaroline, Talbot19 hr
Mar 29, 3:18 PM EDTWinter Weather AdvisoryLWXAllegany21 hr
Mar 31, 12:29 AM EDTWinter Weather AdvisoryLWXAllegany8 hr

By product

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

By county

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

Nearby

Alerts in force nowTornadoes on recordThe radar archive20102012

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.