Alert archive / Louisiana / Mesoscale Discussions in 2019

Mesoscale Discussion 526

May 4, 201924 parishes in Louisiana; 12 counties in Mississippi

The Storm Prediction Center issued this mesoscale discussion at May 4, 2019, 8:51 AM CDT for 24 parishes in Louisiana; 12 counties in Mississippi. It was in force for 84 min.

The area

The outline as issued.

The facts

Issued: May 4, 2019, 8:51 AM CDT (13:51 UTC)
Expired: May 4, 2019, 10:15 AM CDT
In force: 84 min
Issued by: the Storm Prediction Center

All 36 counties

Ascension Parish, LA, Assumption Parish, LA, East Baton Rouge Parish, LA, East Feliciana Parish, LA, Iberville Parish, LA, Jefferson 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 Martin Parish, LA, Saint Tammany Parish, LA, St. Mary Parish, LA, Tangipahoa Parish, LA, Terrebonne Parish, LA, Washington Parish, LA, West Baton Rouge Parish, LA, West Feliciana Parish, LA, Forrest County, MS, George County, MS, Greene County, MS, Hancock County, MS, Harrison County, MS, Jackson County, MS, Lamar County, MS, Pearl River County, MS, Perry County, MS, Pike County, MS, Stone County, MS, Walthall County, MS

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 130May 4, 12:15 PM CDT

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 4, 2:13 AM CDT	Mesoscale Discussion	SPC	Acadia, Allen, Beauregard, Calcasieu, Cameron, Evangeline and 5 more	62 min
May 4, 3:00 AM CDT	Severe Thunderstorm Watch	SPC	Acadia, Allen, Beauregard, Calcasieu, Cameron, Evangeline and 7 more	7 hr
May 4, 11:58 AM CDT	Mesoscale Discussion	SPC	Saint Bernard	77 min
May 4, 12:14 PM CDT	Severe Thunderstorm Watch	SPC	George, Greene, Harrison, Jackson, Perry, Stone and 1 more	7 hr

Nearby

Mesoscale Discussions in Louisiana, 2019 Mesoscale Discussions in Mississippi, 2019 Every mesoscale discussion in 2019

Sources

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