933 ABUS99 KMRX 211653 SYNMRX Regional Synopsis National Weather Service Morristown TN 1250 PM EDT Fri Apr 21 2023 .SYNOPSIS... Rain chances increase tonight as a cold front approaches from the west, with widespread showers and isolated thunderstorms expected overnight tonight. Showers will continue through the morning Saturday with much cooler temperatures Saturday and through early next week behind the front. $$