Weather Update: Snow or Rain? St. Louis Metro's Forecast Revealed

A mix of light rain and wet snow is expected in the St. Louis metro overnight, with the highest chances of snowfall north of the Interstate 70 corridor. Lincoln, Montgomery, Pike, St. Charles, Warren, Calhoun, Jersey, and Macoupin counties are most likely to see some snow, while St. Louis City, Jefferson, Franklin, Madison, and St. Clair counties may experience a rain and snow mix. Most counties south of these areas are expected to receive light rain. Temperatures could drop to the low 30s, leading to potentially slick roads.