Expires:202607260800;;605890 FPUS54 KJAN 260029 ZFPJAN Zone Forecast Product for Central Mississippi, Northeast Louisiana, and Southeast Arkansas National Weather Service Jackson MS 726 PM CDT Sat Jul 25 2026 MSZ051-260800- Newton- Including the cities of Newton, Union, Decatur, and Conehatta 726 PM CDT Sat Jul 25 2026 ...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 9 PM CDT SUNDAY... .TONIGHT...Partly cloudy. Lows in the mid 70s. West winds around 5 mph. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. West winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 105. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 70s. West winds around 5 mph. .MONDAY...Sunny. Highs in the upper 90s. West winds around 5 mph. Heat index values up to 108. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. West winds around 5 mph. Heat index values up to 107 early in the evening. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Hot. Highs around 100. Lows in the upper 70s. Heat index values up to 110. .WEDNESDAY...Mostly sunny. Highs in the upper 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Highs in the mid 90s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 90s. Lows in the lower 70s. .SATURDAY...Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. $$