Tue Jan 7 11:46:35 PM EST 2025 Jefferson- Including the city of Mount Vernon 1044 PM CST Tue Jan 7 2025 .TONIGHT...Mostly cloudy with scattered flurries. Cold with lows around 9 above. West winds around 5 mph. .WEDNESDAY...Partly sunny in the morning, then clearing. Highs in the lower 20s. West winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Cold with lows around 3 above. West winds around 5 mph in the evening, becoming light and variable. .THURSDAY...Sunny. Highs in the upper 20s. South winds around 5 mph. .THURSDAY NIGHT...Mostly cloudy. A chance of snow after midnight. Little or no snow accumulation. Not as cool with lows around 20. South winds around 5 mph. Chance of snow 40 percent. .FRIDAY...Snow likely. Light snow accumulation possible. Highs in the lower 30s. Chance of snow 60 percent. .FRIDAY NIGHT...Mostly cloudy. Cold with lows around 15. .SATURDAY...Mostly sunny. Highs in the upper 20s. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly cloudy. Lows around 20. Highs in the mid 30s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the upper 20s. Lows 10 to 15. .TUESDAY...Sunny. Highs in the mid 20s.