Expires:202607221600;;399360 FPUS54 KJAN 220824 ZFPJAN Zone Forecast Product for Central Mississippi, Northeast Louisiana, and Southeast Arkansas National Weather Service Jackson MS 321 AM CDT Wed Jul 22 2026 MSZ063-221600- Lawrence- Including the cities of Monticello and New Hebron 321 AM CDT Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING... .TODAY...Mostly sunny. Highs in the upper 90s. Northeast winds 5 to 10 mph with gusts up to 25 mph. Heat index values up to 112. .TONIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the upper 70s. East winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .THURSDAY...Mostly sunny. Humid with highs in the mid 90s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 109. .THURSDAY NIGHT...Mostly clear with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 40 percent. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 90s. Southwest winds around 5 mph. Chance of rain 40 percent. Heat index values up to 109. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 70s. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 30 percent. Heat index values up to 105. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 70s. .SUNDAY THROUGH TUESDAY...Mostly clear. Hot. Highs around 100. Lows in the upper 70s. Heat index values up to 115. $$