From the National Weather Service in Birmingham, Ala.:

Cold air moving in from the northwest will result in rain mixing
with and changing to snow beginning late Thursday night and early
Friday morning. Temperatures are expected to remain just above
freezing while the snow falls, which will prevent significant
accumulations, but some light accumulations will be possible
primarily on grassy and elevated surfaces.
…WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO 6 PM CST
FRIDAY…

* WHAT…Snow expected. Total accumulations of a quarter to a half
inch are expected, primarily on grassy and elevated surfaces,
with locally higher accumulations up to 1 inch possible in the
higher elevations of East Alabama.

* WHERE…Portions of central, east central and west central
Alabama.

* WHEN…From 3 AM to 6 PM CST Friday.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.