Alert archive / Louisiana / Mesoscale Discussions in 2016

Mesoscale Discussion 1865

December 4, 20168 parishes in Louisiana; Harrison County, Jackson County, Mississippi

The Storm Prediction Center issued this mesoscale discussion at Dec 4, 2016, 1:18 AM CST for 8 parishes in Louisiana; Harrison County, Jackson County, Mississippi. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
Dec 4, 2016, 1:18 AM CST (07:18 UTC)
Expired
Dec 4, 2016, 4:15 AM CST
In force
3 hr
Issued by
the Storm Prediction Center
Chance of a watch
20%

Counties Jefferson Parish, LA, Lafourche Parish, LA, Orleans Parish, LA, Plaquemines Parish, LA, Saint Bernard Parish, LA, Saint Charles Parish, LA, St. Mary Parish, LA, Terrebonne Parish, LA, Harrison County, MS, Jackson County, MS

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 3, 8:50 PM CSTMesoscale DiscussionSPCAssumption, Iberia, Jefferson, Lafourche, Saint Charles, St. Mary and 2 more115 min
Dec 4, 5:44 AM CSTMesoscale DiscussionSPCPlaquemines2 hr

Nearby

Mesoscale Discussions in Louisiana, 2016Mesoscale Discussions in Mississippi, 2016Every mesoscale discussion in 2016

Sources

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