Frost Advisories are in effect for 80 counties across Alabama, Georgia and Mississippi as lows fall into the mid 30s early Sunday.
The National Weather Service says frost could harm sensitive outdoor vegetation, and plants left uncovered may be killed.
Where the advisories are in effect
Alabama has 58 counties under advisory, Georgia has 21 and Mississippi has 1.
NWS Birmingham issued the advisory for all of central Alabama (39 counties), from midnight tonight to 7 AM CST Sunday. Temperatures as low as 36 are expected.
The area includes Birmingham, Montgomery, Tuscaloosa, Auburn, Gadsden, Selma, Anniston and Hoover.
North and southwest Alabama
NWS Huntsville issued an advisory for 11 counties in north Alabama, including Huntsville, Decatur, Florence, Cullman and Fort Payne. It runs from midnight to 7 AM CST Sunday, with lows as low as 34.
NWS Mobile issued one for 8 southwest Alabama counties (Butler, Conecuh, Crenshaw, Monroe, Wilcox, Choctaw, Clarke and Washington) and Wayne County, Mississippi. It runs from 2 AM to 7 AM CST Sunday, with lows as low as 35.
Northwest Georgia
NWS Peachtree City has an advisory for 21 counties in north and northwest Georgia, from 1 AM to 9 AM EST Sunday.
Twelve counties, including Walker, Catoosa, Whitfield, Floyd, Bartow, Paulding, Haralson and Carroll, face lows as low as 35. The advisory covers Rome, Dalton, Cartersville and Carrollton.
Nine mountain counties, including Fannin, Gilmer, Union, Towns, Lumpkin and White, could see lows as low as 33. That includes Blue Ridge, Blairsville, Dahlonega and Hiawassee.
More frost ahead
NWS Birmingham says the potential for frost is growing for Sunday night into Monday morning across more of central Alabama.
Highs Sunday are expected to reach the mid 60s, with mostly sunny skies and dry weather.
What to do
Take steps now to protect tender plants from the cold. Cover or bring in sensitive plants before dark.
NWS Birmingham also advises providing shelter for outdoor pets.
Get the latest at weather.gov/bmx, weather.gov/hun, weather.gov/mob and weather.gov/ffc.
