Tracking the Tropics: Marco now a Hurricane, Landfall Expected within 24 hours


Tropics Snapshot–430 PM Sunday

Christmas Day
December 25 2021 12:00 am
4 P.M. Sunday–Latest on Hurricane Marco & Tropical Storm Laura

At 4 P.M. CDT Sunday, Hurricane Marco remains a category 1 storm with winds of 75 mph, and a minimum central pressure of 991mb continues its track North towards the LA Coast. Landfall is expected within 24 hours near the mouth of the Mississippi River as a category 1 storm.

Storm surge of 2 to 4 feet is likely from Morgan City, LA to the mouth of the Mississippi River. 3 to 5 feet of surge is possible for areas along both Lake Borgne & Lake Pontchartrain. 1 to 3 feet of surge is possible along the Alabama Gulf coast–near places like Mobile, Gulf Shores, & Orange Beach.

Tropical Storm Laura continues strengthening as it rides along the coast of Cuba, now with maximum sustained winds of 60 mph and a minimum central pressure of 1000mb–down 4 millibars from the previous advisory. Laura is expected to become a category 2 storm by Wednesday, making landfall somewhere roughly about 100 miles West of where Marco’s landfall is expected.


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