The Huntsville Weather Office has issued a Winter Storm Warning in effect from 3 am Wednesday to 6 am Thursday.
Counties in the warning are Colbert, Cullman, De Kalb, Franklin, Jackson, Lauderdale, Lawrence, Limestone, Madison, Marshall, and Morgan.
Snow mixed with sleet and freezing rain will spread south to north across north Alabama and southern middle Tennessee between 9 PM and 3 am tonight. The snow will become moderate to locally heavy at times late tonight through Wednesday before the snow tapers off Wednesday night.
Accumulations of 2 to 5 inches west of I-65 with 5 to 8 inches possible east of I-65. Locally higher amounts of snow are possible along the Cumberland Plateau.
The Birmingham Weather Office has issued a Winter Storm Warning now in effect until 6 am Thursday.
Counties included in the warning are Blount, Calhoun, Cherokee, Cleburne, Etowah, Jefferson, Marion, St. Clair, Walker, Winston, Clay, Randolph, Shelby, and Talladega.
A Winter Weather Advisory has been issued for Bibb, Chambers, Chilton, Coosa, Tallapoosa, and Tuscaloosa until 6:00 Thursday.
Wintry precipitation will begin across northern Alabama late tonight into early Wednesday morning and spread across a large portion of central Alabama Wednesday afternoon and evening.
The best potential for snow accumulations tonight through Wednesday night will be along and north of a line from Vernon, to Samantha, to Jemison and to Dadeville.
For tonight into Wednesday morning — freezing rain accumulations of up to 0.2 inches will be possible across north central Alabama. Mainly north of a line from Sulligent… to Jasper… to Warrior… to Talladega… to Roanoke.
On Wednesday… snow accumulations of 2 to 4 inches are possible north of a line from Hamilton… to Birmingham… to Roanoke.
This is an active and developing storm situation, and changes will occur through the event. Potential exists for an extreme winter storm event. Residents in and close to the advisories should take immediate precautions to prepare.