190400- Harrison-Mercer-Daviess-Grundy- Including the cities of Bethany, Princeton, Mercer, Gallatin, Jamesport, and Trenton 309 PM CDT Fri Jul 18 2025
...EXTREME HEAT WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH WEDNESDAY EVENING...
Tonight Mostly cloudy with a slight chance of showers and thunderstorms this evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southeast winds 5 to 10 mph. Chance of rain 40 percent. Saturday Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the upper 80s. South winds around 5 mph. Chance of rain 50 percent. Heat index values up to 102 in the afternoon. Saturday night Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. East winds around 5 mph. Chance of rain 50 percent. Sunday Partly sunny. A chance of showers and thunderstorms in the morning. Highs in the upper 80s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. Sunday night Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers. Lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 50 percent. Monday and monday night Partly cloudy. Highs in the lower 90s. Lows in the mid 70s. Heat index values up to 105. Tuesday through thursday Mostly clear. Hot. Highs in the mid 90s. Lows in the mid 70s. Heat index values up to 105. Thursday night Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s. Heat index values up to 105 early in the evening. Friday Sunny. Highs in the mid 90s. Heat index values up to 100.