Expires:202512210900;;935157 FPUS53 KLMK 202110 ZFPLMK Zone Forecast Product for Southern Indiana and Central Kentucky National Weather Service Louisville KY 409 PM EST Sat Dec 20 2025 KYZ047-210900- Mercer- Including the city of Harrodsburg 409 PM EST Sat Dec 20 2025 .TONIGHT...Partly cloudy then becoming mostly cloudy in the late evening and early morning then becoming partly cloudy. Lows around 30. Southwest winds 5 to 10 mph shifting to the northwest after midnight. .SUNDAY...Colder, sunny. Highs in the lower 40s. North winds around 5 mph. .SUNDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows in the mid 20s. East winds up to 5 mph. .MONDAY...Not as cool. Partly sunny. Highs in the mid 50s. Southeast winds 5 to 10 mph. .MONDAY NIGHT...Not as cool. Cloudy. Chance of rain showers in the evening, then rain showers likely after midnight. Near steady temperature in the upper 40s. Southwest winds 10 to 15 mph. Chance of showers 70 percent. .TUESDAY...Cloudy with a 50 percent chance of rain showers. Highs in the upper 50s. .TUESDAY NIGHT...Mostly cloudy with a 40 percent chance of rain showers. Lows in the lower 40s. .WEDNESDAY...Mostly cloudy with a 20 percent chance of rain showers. Highs in the upper 50s. .WEDNESDAY NIGHT...Warmer. Mostly cloudy with a 50 percent chance of rain showers. Near steady temperature in the mid 50s. .CHRISTMAS DAY...Partly sunny. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. Slight chance of rain showers in the evening, then chance of rain showers after midnight. Lows in the upper 50s. Chance of showers 30 percent. .FRIDAY...Mostly cloudy with a 20 percent chance of rain showers. Highs in the lower 60s. .FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of rain showers. Lows in the upper 40s. .SATURDAY...Mostly cloudy. A 20 percent chance of rain showers in the afternoon. Highs in the upper 50s. $$