A hard freeze warning is in effect Monday night for Southeast Louisiana as temperatures drop into the 20s in most places, according to the National Weather Service. Record low temperatures are expected in Baton Rouge, Slidell and at New Orleans' Louis Armstrong International Airport and Audubon Park early Tuesday.
Freezing temperatures are expected for 10 to 14 hours Monday night with two to five of those hours below 26 degrees in areas away from the tidal lakeshores.