Alert archive / Maryland / 2010

Weather alerts in Maryland, August 2010

129 weather alerts in August 2010, 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 August 2010. Tap one for its archive.

Alerts
129
Warnings
46
Watches
10
Advisories
9
Busiest day
August 5, 201033 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
Aug 4, 6:17 AM EDTSpecial Weather StatementPHICaroline58 min
Aug 4, 2:18 PM EDTSevere Thunderstorm WatchSPCGarrett7 hr
Aug 4, 2:56 PM EDTHeat AdvisoryPHICaroline, Cecil, Kent, Queen Anne's, Talbot29 hr
Aug 4, 3:07 PM EDTHeat AdvisoryLWXAnne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 3 more29 hr
Aug 4, 4:04 PM EDTHeat AdvisoryAKQDorchester, Somerset, Wicomico, Worcester27 hr
Aug 4, 5:09 PM EDTSevere Thunderstorm WarningPBZGarrett66 min
Aug 4, 5:30 PM EDTMesoscale DiscussionSPCAllegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 10 more30 min
Aug 4, 5:34 PM EDTSevere Thunderstorm WarningLWXAllegany56 min
Aug 4, 5:52 PM EDTSevere Thunderstorm WatchSPCAllegany, Anne Arundel, Baltimore, Carroll, Charles, Frederick and 6 more5 hr
Aug 4, 6:10 PM EDTSevere Thunderstorm WarningLWXAllegany, Washington65 min
Aug 4, 6:59 PM EDTSevere Thunderstorm WarningLWXFrederick, Montgomery, Washington61 min
Aug 4, 7:11 PM EDTSpecial Weather StatementLWXCarroll34 min
Aug 4, 7:25 PM EDTSpecial Weather StatementAKQSomerset65 min
Aug 4, 7:48 PM EDTSpecial Weather StatementAKQSomerset57 min
Aug 4, 7:48 PM EDTMesoscale DiscussionSPCAllegany, Anne Arundel, Baltimore, Carroll, Charles, Frederick and 7 more87 min
Aug 4, 7:53 PM EDTSpecial Weather StatementLWXCarroll, Howard, Montgomery37 min
Aug 4, 7:56 PM EDTSevere Thunderstorm WarningLWXCharles64 min
Aug 4, 8:00 PM EDTSevere Thunderstorm WarningLWXCarroll, Frederick45 min
Aug 4, 8:35 PM EDTSpecial Weather StatementLWXBaltimore, Howard, City of Baltimore40 min
Aug 4, 8:36 PM EDTSevere Thunderstorm WatchSPCCalvert, Caroline, Cecil, Dorchester, Kent, Queen Anne's and 5 more4 hr
Aug 4, 8:46 PM EDTSevere Thunderstorm WarningLWXBaltimore, Carroll, Harford59 min
Aug 4, 8:50 PM EDTSpecial Weather StatementLWXBaltimore, City of Baltimore55 min
Aug 4, 9:09 PM EDTSpecial Weather StatementPHICecil51 min
Aug 4, 9:25 PM EDTSpecial Weather StatementPHICecil65 min
Aug 4, 9:32 PM EDTSpecial Weather StatementLWXHarford43 min
Aug 4, 9:36 PM EDTSpecial Weather StatementPHICecil54 min
Aug 4, 10:08 PM EDTSevere Thunderstorm WatchSPCGarrett6 hr
Aug 4, 10:17 PM EDTSpecial Weather StatementPHICecil43 min
Aug 4, 11:52 PM EDTMesoscale DiscussionSPCAllegany, Garrett113 min
Aug 5, 12:37 PM EDTMesoscale DiscussionSPCAnne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more53 min
Aug 5, 1:19 PM EDTSevere Thunderstorm WatchSPCAllegany, Anne Arundel, Baltimore, Calvert, Caroline, Carroll and 17 more9 hr
Aug 5, 3:01 PM EDTSevere Thunderstorm WarningLWXMontgomery, Prince George's44 min
Aug 5, 3:45 PM EDTSevere Thunderstorm WarningLWXAnne Arundel, Calvert, Charles, Prince George's, Saint Mary's60 min
Aug 5, 3:53 PM EDTSevere Thunderstorm WarningLWXMontgomery52 min
Aug 5, 3:56 PM EDTMesoscale DiscussionSPCAnne Arundel, Baltimore, Calvert, Caroline, Carroll, Charles and 14 more64 min
Aug 5, 4:03 PM EDTSpecial Weather StatementAKQDorchester57 min
Aug 5, 4:17 PM EDTSevere Thunderstorm WarningPHICaroline, Queen Anne's, Talbot58 min
Aug 5, 4:18 PM EDTTornado WarningLWXAnne Arundel, Calvert, Prince George's21 min
Aug 5, 4:29 PM EDTSevere Thunderstorm WarningAKQDorchester61 min
Aug 5, 5:15 PM EDTSevere Thunderstorm WarningPHICaroline, Queen Anne's, Talbot60 min
Aug 5, 5:22 PM EDTSevere Thunderstorm WarningLWXCalvert, Charles, Saint Mary's53 min
Aug 5, 5:29 PM EDTSevere Thunderstorm WarningLWXMontgomery, Prince George's46 min
Aug 5, 5:35 PM EDTSpecial Weather StatementAKQSomerset, Wicomico55 min
Aug 5, 5:48 PM EDTSevere Thunderstorm WarningAKQSomerset, Wicomico, Worcester42 min
Aug 5, 5:59 PM EDTSpecial Weather StatementLWXPrince George's31 min
Aug 5, 6:19 PM EDTSpecial Weather StatementLWXCalvert, Charles26 min
Aug 5, 6:23 PM EDTMesoscale DiscussionSPCAnne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 15 more97 min
Aug 5, 6:29 PM EDTSevere Thunderstorm WarningAKQSomerset, Wicomico, Worcester46 min
Aug 5, 7:01 PM EDTSevere Thunderstorm WarningAKQWorcester44 min
Aug 5, 7:57 PM EDTSpecial Weather StatementLWXSaint Mary's33 min
Aug 5, 8:03 PM EDTSpecial Weather StatementAKQDorchester, Somerset, Wicomico, Worcester87 min
Aug 9, 3:16 AM EDTDense Fog AdvisoryAKQDorchester, Somerset, Wicomico, Worcester5 hr
Aug 12, 5:58 AM EDTSpecial Weather StatementLWXFrederick47 min
Aug 12, 6:10 AM EDTSevere Thunderstorm WarningLWXCarroll, Frederick, Howard, Montgomery35 min
Aug 12, 6:28 AM EDTSevere Thunderstorm WarningLWXFrederick, Howard, Montgomery32 min
Aug 12, 7:01 AM EDTMesoscale DiscussionSPCAnne Arundel, Baltimore, Calvert, Caroline, Dorchester, Howard and 9 more119 min
Aug 12, 7:03 AM EDTSpecial Weather StatementLWXAnne Arundel, Prince George's27 min
Aug 12, 7:07 AM EDTSevere Thunderstorm WarningLWXAnne Arundel, Montgomery, Prince George's38 min
Aug 12, 7:13 AM EDTSpecial Weather StatementPHICaroline, Cecil, Kent, Queen Anne's62 min
Aug 12, 7:35 AM EDTSpecial Weather StatementPHIKent55 min
Aug 12, 7:40 AM EDTSevere Thunderstorm WarningLWXAnne Arundel, Calvert, Charles, Montgomery, Prince George's50 min
Aug 12, 7:56 AM EDTSpecial Weather StatementPHICaroline, Cecil, Kent, Queen Anne's, Talbot2 hr
Aug 12, 8:12 AM EDTSevere Thunderstorm WarningLWXAnne Arundel, Calvert, Charles, Prince George's, Saint Mary's63 min
Aug 12, 8:24 AM EDTSevere Thunderstorm WarningPHIQueen Anne's, Talbot66 min
Aug 12, 8:28 AM EDTSevere Thunderstorm WarningAKQDorchester, Wicomico47 min
Aug 12, 8:31 AM EDTSpecial Weather StatementPHICecil, Queen Anne's59 min
Aug 12, 8:37 AM EDTTornado WarningPHIQueen Anne's, Talbot23 min
Aug 12, 9:15 AM EDTSpecial Weather StatementLWXCalvert, Saint Mary's30 min
Aug 12, 9:16 AM EDTSevere Thunderstorm WarningAKQDorchester, Somerset, Wicomico, Worcester59 min
Aug 12, 9:19 AM EDTFlash Flood WarningLWXCalvert, Charles, Prince George's, Saint Mary's86 min
Aug 12, 9:29 AM EDTMesoscale DiscussionSPCCaroline, Dorchester, Saint Mary's, Somerset, Wicomico, Worcester91 min
Aug 12, 9:45 AM EDTSpecial Weather StatementLWXCalvert, Saint Mary's45 min
Aug 12, 10:09 AM EDTSevere Thunderstorm WarningAKQSomerset, Wicomico, Worcester66 min
Aug 12, 1:52 PM EDTMesoscale DiscussionSPCAllegany, Anne Arundel, Calvert, Charles, Dorchester, Frederick and 8 more83 min
Aug 12, 2:51 PM EDTSevere Thunderstorm WatchSPCAnne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 6 more5 hr
Aug 12, 4:15 PM EDTSevere Thunderstorm WarningLWXCharles60 min
Aug 12, 4:16 PM EDTSpecial Weather StatementLWXCarroll, Frederick, Washington44 min
Aug 12, 4:18 PM EDTTornado WarningLWXCarroll, Frederick42 min
Aug 12, 4:35 PM EDTSevere Thunderstorm WarningLWXBaltimore, Carroll, Frederick, Washington55 min
Aug 12, 4:48 PM EDTTornado WarningLWXCarroll, Frederick, Howard, Montgomery27 min
Aug 12, 5:13 PM EDTSevere Thunderstorm WarningLWXAnne Arundel, Baltimore, Carroll, Frederick, Howard, Montgomery and 2 more62 min
Aug 12, 5:17 PM EDTTornado WarningLWXCarroll, Frederick, Howard, Montgomery43 min
Aug 12, 5:49 PM EDTFlash Flood WarningLWXHoward, Montgomery, Prince George's115 min
Aug 12, 6:06 PM EDTSpecial Weather StatementLWXPrince George's54 min
Aug 12, 7:10 PM EDTCoastal Flood AdvisoryLWXAnne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more3 days
Aug 12, 8:06 PM EDTFlash Flood WarningLWXBaltimore, Harford114 min
Aug 12, 9:13 PM EDTSpecial Weather StatementPHITalbot92 min
Aug 12, 9:28 PM EDTSpecial Weather StatementLWXAnne Arundel47 min
Aug 12, 9:35 PM EDTFlash Flood WarningLWXCarroll, Frederick3 hr
Aug 12, 10:40 PM EDTFlash Flood WarningLWXCarroll, Frederick, Howard, Montgomery2 hr
Aug 12, 11:02 PM EDTFlash Flood WarningLWXAnne Arundel, Baltimore, City of Baltimore2 hr
Aug 13, 12:26 AM EDTFlash Flood WarningLWXAnne Arundel, Calvert, Prince George's109 min
Aug 13, 4:43 AM EDTCoastal Flood StatementAKQWorcester39 hr
Aug 14, 10:37 PM EDTCoastal Flood StatementAKQWorcester21 hr
Aug 16, 2:01 PM EDTMesoscale DiscussionSPCAnne Arundel, Baltimore, Calvert, Caroline, Carroll, Cecil and 14 more89 min
Aug 16, 2:13 PM EDTSevere Thunderstorm WatchSPCAnne Arundel, Baltimore, Calvert, Carroll, Charles, Frederick and 7 more6 hr
Aug 16, 3:34 PM EDTSpecial Weather StatementLWXFrederick26 min
Aug 16, 3:51 PM EDTSpecial Weather StatementLWXFrederick24 min
Aug 16, 4:12 PM EDTSpecial Weather StatementLWXFrederick33 min
Aug 16, 4:25 PM EDTSpecial Weather StatementLWXCarroll35 min
Aug 16, 5:15 PM EDTSpecial Weather StatementLWXWashington30 min
Aug 16, 5:33 PM EDTSpecial Weather StatementLWXCarroll27 min
Aug 16, 8:57 PM EDTSpecial Weather StatementLWXBaltimore33 min
Aug 16, 9:28 PM EDTSpecial Weather StatementLWXHarford32 min
Aug 16, 10:02 PM EDTSpecial Weather StatementLWXHarford28 min
Aug 17, 2:58 PM EDTFlood WatchLWXAnne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more29 hr
Aug 17, 8:10 PM EDTSpecial Weather StatementAKQDorchester65 min
Aug 18, 2:27 AM EDTSpecial Weather StatementAKQDorchester, Wicomico63 min
Aug 18, 6:18 AM EDTAreal Flood WarningLWXMontgomery, Prince George's4 hr
Aug 18, 7:38 AM EDTAreal Flood WarningLWXAnne Arundel, Prince George's4 hr
Aug 18, 10:19 AM EDTAreal Flood WarningLWXMontgomery116 min
Aug 18, 11:10 AM EDTAreal Flood AdvisoryPHICaroline, Kent, Queen Anne's, Talbot3 hr
Aug 22, 9:06 AM EDTSpecial Weather StatementPHICecil24 min
Aug 22, 12:55 PM EDTSpecial Weather StatementAKQWorcester50 min
Aug 22, 1:48 PM EDTSpecial Weather StatementAKQWorcester42 min
Aug 22, 2:32 PM EDTSpecial Weather StatementPHICecil, Kent58 min
Aug 22, 2:50 PM EDTSpecial Weather StatementPHIKent55 min
Aug 22, 4:36 PM EDTSpecial Weather StatementAKQDorchester, Wicomico54 min
Aug 22, 5:06 PM EDTSpecial Weather StatementPHICaroline54 min
Aug 22, 7:09 PM EDTSpecial Weather StatementAKQSomerset, Wicomico, Worcester66 min
Aug 24, 1:33 PM EDTCoastal Flood AdvisoryAKQWorcester21 hr
Aug 24, 2:50 PM EDTCoastal Flood AdvisoryLWXAnne Arundel, Baltimore, Calvert, Charles, Prince George's, Saint Mary's and 1 more30 hr
Aug 24, 9:47 PM EDTCoastal Flood AdvisoryPHICaroline, Queen Anne's, Talbot10 hr
Aug 28, 7:02 PM EDTCoastal Flood StatementAKQWorcester25 hr
Aug 28, 11:00 PM EDTHurricane WatchNHCWorcester5 days
Aug 29, 11:00 AM EDTTropical Storm WarningNHCWorcester7 days
Aug 30, 4:55 PM EDTCoastal Flood StatementAKQWorcester12 hr
Aug 31, 3:54 PM EDTCoastal Flood StatementAKQWorcester20 hr
Aug 31, 5:43 PM EDTHurricane WatchAKQWorcester60 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 archive20092011

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.