Alert archive / Louisiana / 2009

Weather alerts in Louisiana, September 2009

105 weather alerts in September 2009, 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 September 2009. Tap one for its archive.

Alerts
105
Warnings
61
Watches
6
Advisories
35
Busiest day
September 13, 200914 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Sep 1, 11:40 PM CDTSmall Craft AdvisoryLIX5 hr
Sep 4, 8:10 AM CDTSpecial Marine WarningLIX65 min
Sep 6, 10:56 AM CDTSpecial Marine WarningLIX64 min
Sep 6, 11:37 AM CDTAreal Flood AdvisoryLIXSaint Tammany113 min
Sep 6, 12:51 PM CDTFlash Flood WarningLIXJefferson, Orleans, Plaquemines, Saint Bernard74 min
Sep 6, 3:03 PM CDTAreal Flood AdvisoryLIXTangipahoa117 min
Sep 6, 3:08 PM CDTAreal Flood AdvisoryLIXWashington112 min
Sep 6, 3:23 PM CDTAreal Flood AdvisoryLIXLafourche, Saint Charles, Saint James, Saint John the Baptist112 min
Sep 6, 3:37 PM CDTAreal Flood AdvisoryLIXAscension, Livingston, Saint James113 min
Sep 6, 3:53 PM CDTAreal Flood AdvisoryLIXSaint Tammany112 min
Sep 6, 5:18 PM CDTAreal Flood AdvisoryLIXAscension, Assumption, Iberville, West Baton Rouge102 min
Sep 7, 12:46 AM CDTDense Fog AdvisoryLIXEast Baton Rouge, Saint James, Saint John the Baptist7 hr
Sep 9, 2:29 PM CDTAreal Flood AdvisoryLIXJefferson, Orleans106 min
Sep 9, 7:42 PM CDTAreal Flood AdvisorySHVOuachita48 min
Sep 10, 7:37 AM CDTCoastal Flood StatementLIXSaint Bernard56 hr
Sep 10, 12:57 PM CDTAreal Flood AdvisoryLIXJefferson108 min
Sep 11, 5:15 AM CDTCoastal Flood StatementLCH3 days
Sep 11, 1:12 PM CDTAreal Flood AdvisoryLIXAssumption, Jefferson, Lafourche, Orleans, Plaquemines, Saint Bernard and 4 more3 hr
Sep 11, 1:37 PM CDTSpecial Marine WarningLIX38 min
Sep 11, 2:11 PM CDTSpecial Marine WarningLIX49 min
Sep 11, 2:25 PM CDTSpecial Marine WarningLIX35 min
Sep 11, 3:25 PM CDTFlash Flood WatchSHVBienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 11 more43 hr
Sep 11, 3:52 PM CDTFlash Flood WatchLIXAssumption, East Baton Rouge, Iberville, Saint Bernard, Saint James, Saint John the Baptist and 1 more31 hr
Sep 11, 7:03 PM CDTSpecial Marine WarningLIX57 min
Sep 12, 1:45 AM CDTSmall Craft AdvisoryLIX17 hr
Sep 12, 5:40 AM CDTSpecial Marine WarningLCH110 min
Sep 12, 8:25 AM CDTSpecial Marine WarningLIX65 min
Sep 12, 9:02 AM CDTSpecial Marine WarningLIX13 min
Sep 12, 9:33 AM CDTSpecial Marine WarningLIX87 min
Sep 12, 11:03 AM CDTSpecial Marine WarningLIX57 min
Sep 12, 5:21 PM CDTSpecial Marine WarningLIX39 min
Sep 12, 5:41 PM CDTTornado WarningLIXSaint John the Baptist19 min
Sep 12, 5:59 PM CDTSpecial Marine WarningLIX33 min
Sep 12, 6:40 PM CDTSpecial Marine WarningLIX65 min
Sep 13, 11:24 AM CDTTornado WarningLIXTangipahoa21 min
Sep 13, 11:57 AM CDTSpecial Marine WarningLIX63 min
Sep 13, 12:06 PM CDTFlash Flood WarningLIXJefferson, Orleans, Plaquemines, Saint Bernard3 hr
Sep 13, 12:18 PM CDTAreal Flood AdvisoryLIXEast Baton Rouge, East Feliciana, Livingston, Saint Helena, Saint Tammany, Tangipahoa and 1 more117 min
Sep 13, 12:33 PM CDTSpecial Marine WarningLIX57 min
Sep 13, 1:14 PM CDTAreal Flood AdvisoryLIXWashington2 hr
Sep 13, 1:18 PM CDTSpecial Marine WarningLIX57 min
Sep 13, 1:43 PM CDTSpecial Marine WarningLIX62 min
Sep 13, 1:46 PM CDTSpecial Marine WarningLIX44 min
Sep 13, 2:21 PM CDTSpecial Marine WarningLIX36 min
Sep 13, 2:43 PM CDTSpecial Marine WarningLIX47 min
Sep 13, 2:59 PM CDTSpecial Marine WarningLIX46 min
Sep 13, 3:41 PM CDTSpecial Marine WarningLIX34 min
Sep 13, 4:25 PM CDTSpecial Marine WarningLIX50 min
Sep 13, 7:09 PM CDTSevere Thunderstorm WarningLCHBeauregard66 min
Sep 13, 9:17 PM CDTSpecial Marine WarningLIX58 min
Sep 13, 11:49 PM CDTSpecial Marine WarningLIX56 min
Sep 14, 1:01 AM CDTSpecial Marine WarningLIX89 min
Sep 14, 3:59 AM CDTSpecial Marine WarningLIX61 min
Sep 14, 5:09 AM CDTFlash Flood WatchSHVBienville, Bossier, Caddo, Claiborne, Jackson, Lincoln and 3 more47 hr
Sep 14, 10:51 AM CDTSmall Craft AdvisoryLIX5 hr
Sep 14, 3:18 PM CDTSpecial Marine WarningLIX42 min
Sep 14, 3:37 PM CDTFlash Flood WarningSHVCaddo4 hr
Sep 14, 4:26 PM CDTAreal Flood AdvisorySHVClaiborne, Lincoln, Union, Webster2 hr
Sep 14, 5:05 PM CDTAreal Flood AdvisorySHVBossier115 min
Sep 14, 5:35 PM CDTSevere Thunderstorm WarningSHVUnion55 min
Sep 14, 5:37 PM CDTFlash Flood WarningSHVUnion3 hr
Sep 14, 6:37 PM CDTAreal Flood AdvisorySHVOuachita, Union53 min
Sep 14, 7:20 PM CDTFlash Flood WarningSHVOuachita3 hr
Sep 14, 8:09 PM CDTAreal Flood AdvisorySHVBienville, De Soto, Grant, Jackson, Lincoln, Natchitoches and 4 more111 min
Sep 14, 11:22 PM CDTAreal Flood AdvisorySHVJackson, Lincoln, Ouachita, Union53 min
Sep 15, 1:47 AM CDTAreal Flood AdvisorySHVOuachita, Union3 hr
Sep 15, 3:02 AM CDTFlash Flood WarningSHVOuachita3 hr
Sep 15, 3:44 AM CDTFlash Flood WatchJANEast Carroll, Franklin, Madison, Morehouse, Richland, West Carroll4 days
Sep 15, 4:47 AM CDTAreal Flood AdvisorySHVUnion3 hr
Sep 15, 7:46 AM CDTAreal Flood AdvisorySHVClaiborne, Union3 hr
Sep 15, 10:01 AM CDTRiver Flood WarningSHVWebster14 days
Sep 15, 11:15 AM CDTAreal Flood AdvisorySHVClaiborne2 hr
Sep 15, 3:04 PM CDTMesoscale DiscussionSPCClaiborne2 hr
Sep 16, 4:06 AM CDTSpecial Marine WarningLIX54 min
Sep 16, 4:29 AM CDTFlash Flood WatchSHVBienville, Bossier, Caddo, Caldwell, Claiborne, Jackson and 4 more59 hr
Sep 16, 5:10 AM CDTSpecial Marine WarningLIX65 min
Sep 16, 6:50 AM CDTSpecial Marine WarningLIX55 min
Sep 17, 1:33 AM CDTSpecial Marine WarningLIX87 min
Sep 17, 5:57 AM CDTAreal Flood AdvisorySHVLincoln2 hr
Sep 17, 7:26 PM CDTFlash Flood WarningSHVUnion8 hr
Sep 17, 9:33 PM CDTFlash Flood WarningJANMorehouse117 min
Sep 18, 9:42 AM CDTSpecial Marine WarningLIX33 min
Sep 18, 10:26 AM CDTAreal Flood AdvisorySHVClaiborne109 min
Sep 18, 1:35 PM CDTTornado WarningLIXEast Baton Rouge, West Baton Rouge25 min
Sep 18, 6:45 PM CDTAreal Flood AdvisorySHVOuachita2 hr
Sep 21, 9:07 AM CDTSpecial Marine WarningLIX53 min
Sep 21, 5:04 PM CDTSevere Thunderstorm WarningJANCatahoula, Concordia30 min
Sep 22, 3:59 AM CDTFlash Flood WatchJANCatahoula, Concordia, East Carroll, Franklin, Madison, Morehouse and 3 more15 hr
Sep 22, 11:58 AM CDTSpecial Marine WarningLIX62 min
Sep 22, 12:59 PM CDTSpecial Marine WarningLCH61 min
Sep 23, 12:20 AM CDTSpecial Marine WarningLIX55 min
Sep 23, 3:08 PM CDTAreal Flood AdvisoryLIXLivingston112 min
Sep 23, 4:27 PM CDTAreal Flood AdvisoryLIXEast Baton Rouge, Iberville, Pointe Coupee, West Baton Rouge2 hr
Sep 24, 3:47 PM CDTSpecial Marine WarningLIX43 min
Sep 24, 4:31 PM CDTSpecial Marine WarningLIX59 min
Sep 26, 6:39 AM CDTSpecial Marine WarningLIX51 min
Sep 26, 7:13 AM CDTSpecial Marine WarningLIX62 min
Sep 26, 11:32 AM CDTSpecial Marine WarningLIX28 min
Sep 26, 4:25 PM CDTSpecial Marine WarningLIX65 min
Sep 27, 5:13 AM CDTDense Fog AdvisoryLCH4 hr
Sep 27, 5:17 AM CDTMarine Dense Fog AdvisoryLCH4 hr
Sep 28, 3:18 PM CDTAreal Flood AdvisoryLCHCalcasieu3 hr
Sep 28, 10:04 PM CDTSmall Craft AdvisoryLIX14 hr
Sep 28, 10:51 PM CDTSpecial Marine WarningLIX24 min
Sep 28, 10:55 PM CDTSpecial Marine WarningLIX51 min

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.

9 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20082010

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.