Expires:202607210500;;311984 FPUS54 KLZK 202154 ZFPLZK Zone Forecast Product for Arkansas National Weather Service Little Rock AR 450 PM CDT Mon Jul 20 2026 ARZ045-210500- Lonoke- Including the cities of Cabot and Lonoke 450 PM CDT Mon Jul 20 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT TUESDAY... .TONIGHT...Partly cloudy this evening, then becoming mostly clear. Lows in the upper 70s. South winds around 5 mph. Heat index values up to 109 early this evening. .TUESDAY...Sunny, hot with highs around 101. Northwest winds around 5 mph. Heat index values up to 113. .TUESDAY NIGHT...Mostly clear. Lows in the upper 70s. South winds around 5 mph, increasing to north 10 to 15 mph after midnight. Heat index values up to 114 early in the evening. .WEDNESDAY...Sunny. Highs in the lower 90s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 70s. Northeast winds 10 to 15 mph. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs in the upper 80s. Lows around 70. .FRIDAY...Sunny in the morning, then becoming partly sunny. Highs in the lower 90s. .FRIDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 30 percent. .SATURDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs in the mid 90s. Chance of rain 20 percent. .SATURDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. Chance of rain 20 percent. .SUNDAY...Sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. .SUNDAY NIGHT...Clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. .MONDAY...Sunny, hot with highs around 100. Heat index values up to 110. $$