Alert archive / Louisiana / Tornado Watches in 2013

Tornado Watch 137

April 24, 201331 parishes in Louisiana; 6 counties in Mississippi

The Storm Prediction Center issued this tornado watch at Apr 24, 2013, 6:38 AM CDT for 31 parishes in Louisiana; 6 counties in Mississippi. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
Apr 24, 2013, 6:38 AM CDT (11:38 UTC)
Expired
Apr 24, 2013, 3:00 PM CDT
In force
8 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
60 kt
All 37 counties

Acadia Parish, LA, Ascension Parish, LA, Assumption Parish, LA, Avoyelles Parish, LA, East Baton Rouge Parish, LA, East Feliciana Parish, LA, Evangeline Parish, LA, Iberia Parish, LA, Iberville Parish, LA, Jefferson Parish, LA, Lafayette Parish, LA, Lafourche Parish, LA, Livingston Parish, LA, Orleans Parish, LA, Plaquemines Parish, LA, Pointe Coupee Parish, LA, Saint Bernard Parish, LA, Saint Charles Parish, LA, Saint Helena Parish, LA, Saint James Parish, LA, Saint John the Baptist Parish, LA, Saint Landry Parish, LA, Saint Martin Parish, LA, Saint Tammany Parish, LA, St. Mary Parish, LA, Tangipahoa Parish, LA, Terrebonne Parish, LA, Vermilion Parish, LA, Washington Parish, LA, West Baton Rouge Parish, LA, West Feliciana Parish, LA, Amite County, MS, Hancock County, MS, Pearl River County, MS, Pike County, MS, Walthall County, MS, Wilkinson County, MS

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
30%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
5%
Ten or more severe hail reports
20%
One or more hailstones of 2 inches or more
5%
Six or more combined severe hail and wind reports
60%

Warnings issued inside it

24 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Apr 24, 7:12 AM CDTSevere Thunderstorm WarningLCHAcadia, Lafayette, Saint Landry, Vermilion63 min
Apr 24, 7:33 AM CDTSevere Thunderstorm WarningLIXEast Baton Rouge, Iberville, Pointe Coupee, West Baton Rouge42 min
Apr 24, 7:53 AM CDTSevere Thunderstorm WarningLCHLafayette, Saint Landry, Saint Martin67 min
Apr 24, 7:59 AM CDTSevere Thunderstorm WarningLIXAscension, East Baton Rouge, East Feliciana, Iberville, Livingston, Saint Helena and 1 more46 min
Apr 24, 8:05 AM CDTSevere Thunderstorm WarningLCHIberia, Lafayette, Saint Martin, St. Mary, Vermilion55 min
Apr 24, 8:33 AM CDTSevere Thunderstorm WarningLIXIberville, Pointe Coupee, West Baton Rouge57 min
Apr 24, 8:48 AM CDTSevere Thunderstorm WarningLIXAscension, Iberville, Livingston42 min
Apr 24, 8:55 AM CDTSevere Thunderstorm WarningLCHIberia, Saint Martin, St. Mary65 min
Apr 24, 9:06 AM CDTTornado WarningLIXEast Baton Rouge, Iberville, West Baton Rouge39 min
Apr 24, 9:10 AM CDTSevere Thunderstorm WarningLCHIberia, St. Mary35 min
Apr 24, 9:15 AM CDTSevere Thunderstorm WarningLIXAscension, Livingston, Saint James, Saint John the Baptist45 min
Apr 24, 9:43 AM CDTTornado WarningLIXAscension, East Baton Rouge, Iberville47 min
Apr 24, 10:01 AM CDTSevere Thunderstorm WarningLCHSaint Martin, St. Mary59 min
Apr 24, 10:33 AM CDTSevere Thunderstorm WarningLIXAscension, Saint James, Saint John the Baptist57 min
Apr 24, 10:58 AM CDTTornado WarningLIXSaint John the Baptist47 min
Apr 24, 11:24 AM CDTSevere Thunderstorm WarningLIXSaint Charles66 min
Apr 24, 11:28 AM CDTTornado WarningLIXLafourche, Terrebonne47 min
Apr 24, 11:41 AM CDTSevere Thunderstorm WarningLIXJefferson, Orleans49 min
Apr 24, 11:52 AM CDTSevere Thunderstorm WarningLIXJefferson, Lafourche, Terrebonne53 min
Apr 24, 11:52 AM CDTTornado WarningLIXJefferson, Orleans23 min
Apr 24, 12:04 PM CDTTornado WarningLIXJefferson, Orleans, Plaquemines, Saint Bernard26 min
Apr 24, 12:27 PM CDTTornado WarningLIXJefferson, Orleans, Plaquemines, Saint Bernard48 min
Apr 24, 12:35 PM CDTTornado WarningLIXJefferson, Lafourche40 min
Apr 24, 2:01 PM CDTSevere Thunderstorm WarningLIXPearl River44 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 24, 4:51 AM CDTMesoscale DiscussionSPCAcadia, Allen, Avoyelles, Beauregard, Calcasieu, Cameron and 3 more54 min
Apr 24, 9:00 AM CDTMesoscale DiscussionSPCAscension, Assumption, East Baton Rouge, Iberia, Iberville, Jefferson and 16 more90 min
Apr 24, 11:48 AM CDTMesoscale DiscussionSPCJefferson, Lafourche, Orleans, Plaquemines, Saint Bernard, Saint Charles and 1 more57 min

Nearby

Tornado Watches in Louisiana, 2013Tornado Watches in Mississippi, 2013Every tornado watch in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.