Thu Feb 20 09:54:19 AM EST 2025 Southern Johnson County- Including the cities of Clarksville, Coal Hill, Hartman, and Knoxville 850 AM CST Thu Feb 20 2025 ...EXTREME COLD WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY... .TODAY...Sunny, cold with highs in the upper 20s. North winds around 5 mph. .TONIGHT...Mostly clear in the evening, then becoming mostly cloudy. Cold with lows around 12. Northeast winds around 5 mph. .FRIDAY...Mostly sunny. Highs in the lower 30s. East winds around 5 mph. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows around 17. East winds around 5 mph. .SATURDAY...Sunny. Not as cool with highs in the lower 40s. South winds around 5 mph, becoming southwest around 5 mph in the afternoon. .SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the lower 20s. Highs in the lower 50s. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows in the lower 30s. .MONDAY...Mostly sunny. Highs in the lower 60s. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Mostly clear. Lows around 40. Highs in the upper 60s. .WEDNESDAY...Mostly sunny. A slight chance of rain in the afternoon. Highs in the mid 60s. Chance of rain 20 percent.