Expires:202607261000;;602813 FPUS54 KMEG 252306 ZFPMEG Zone Forecast Product for the MidSouth National Weather Service Memphis TN 605 PM CDT Sat Jul 25 2026 MSZ023-261000- Chickasaw- Including the cities of Houston and Okolona 605 PM CDT Sat Jul 25 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM SUNDAY TO 8 PM CDT TUESDAY... .TONIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Southwest winds around 5 mph. Chance of rain 20 percent. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Humid with highs in the mid 90s. West winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Patchy fog after midnight. Humid with lows in the mid 70s. West winds around 5 mph in the evening, becoming light and variable. Heat index values up to 105 early in the evening. .MONDAY...Sunny with highs in the upper 90s. West winds around 5 mph. Heat index values up to 109. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming southwest around 5 mph after midnight. Heat index values up to 106 early in the evening. .TUESDAY...Sunny. Highs in the upper 90s. Heat index values up to 110. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Highs in the mid 90s. Heat index values up to 105. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 70s. .THURSDAY...Sunny. Highs in the mid 90s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. .FRIDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 70s. Chance of rain 30 percent. .SATURDAY...Mostly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. $$