The National Hurricane Center says Nate has made a second landfall on the Mississippi Coast after making an initial landing at the mouth of the Mississippi River
Nate remains a category 1 hurricane as of the Miami-based center's 1 a.m. ET Sunday update.
The storm had maximum sustained winds of 85 mph. It was moving north at 20 mph.
The National Weather Service says the eye of the storm passed over Keesler Air Force Base in Biloxi, where the hurricane hunter planes are kept.
Louisiana Gov. John Bel Edwards urged residents to make final preparations quickly and stressed that Nate will bring the possibility of storm surge reaching up to 11 feet in some coastal areas and strong winds.
The minimum central pressure is 984 mb.
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Editor's Note: CBS contributed to this story.