Marco upgraded to Category 1 hurricane as it continues toward the coast. See the track

Hurricanes have cost the U.S. billions, but none more than these five storms. Asheville Citizen Times

Tropical Storm Marco has officially been upgraded to Hurricane Marco as it continues on a track toward the northwestern Gulf coast.

Tropical Storm Marco was recorded as having maximum sustained winds of 75 mph, making it a Category 1 storm, according to the National Hurricane Center. It is located 300 miles south-southeast of the mouth of the Mississippi river.

It is forecast to continue to move north-northwest as it approaches Louisiana Sunday into Monday. It is expected to make landfall in Louisiana as a hurricane Monday night, the latest NHC update states.

The National Weather Service has issued a hurricane warning in Louisiana from Morgan City to the Mouth of the Pearl River as Tropical Storm Marco approaches, according to the National Hurricane Center’s 4 a.m. update on Sunday.

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A Tropical Storm Warning has been issued for Louisiana for Lake Pontchartrain, Lake Maurepas, and Metropolitan New Orleans.

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