SXUS44 KJAN 232338 RECJAN Recreational Forecast National Weather Service Jackson MS 637 PM CDT Sun Aug 23 2026 MSZ043-049-240900- Ross Barnett Reservoir- 637 PM CDT Sun Aug 23 2026 ...THE FORECAST FOR THE ROSS BARNETT RESERVOIR... ...HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... .TONIGHT...East winds 5 to 10 mph shifting to the southeast after midnight. Waters a light chop. .MONDAY...West winds around 5 mph shifting to the northeast in the afternoon. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Waters smooth. .MONDAY NIGHT...Southeast winds around 5 mph. A chance of showers and thunderstorms after midnight. Waters smooth. .TUESDAY...Southwest winds around 5 mph. Showers likely in the morning. A slight chance of thunderstorms during the day. A slight chance of showers in the afternoon. Waters smooth. $$ MSZ030-031-240900- Columbus Lake- 637 PM CDT Sun Aug 23 2026 ...THE FORECAST FOR COLUMBUS LAKE... .TONIGHT...Northeast winds 5 to 10 mph. Waters a light chop. .MONDAY...Northeast winds around 5 mph shifting to the northwest in the afternoon. A slight chance of showers and thunderstorms in the afternoon. Waters smooth. .MONDAY NIGHT...Northeast winds around 5 mph becoming light. A chance of showers in the evening, then a slight chance of showers after midnight. Locally heavy rainfall possible after midnight. Waters smooth. .TUESDAY...Southwest winds around 5 mph. A chance of showers and a slight chance of thunderstorms in the morning. Waters smooth. $$ MSZ052-240900- Okatibbee Lake- 637 PM CDT Sun Aug 23 2026 ...THE FORECAST FOR OKATIBBEE LAKE... .TONIGHT...Light winds. Waters smooth. .MONDAY...Northwest winds 5 to 10 mph. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Waters a light chop. .MONDAY NIGHT...East winds around 5 mph. A chance of showers after midnight. Locally heavy rainfall possible after midnight. Waters smooth. .TUESDAY...West winds around 5 mph. A chance of showers in the morning. A slight chance of thunderstorms during the day. A slight chance of showers in the afternoon. Waters smooth. $$ MSZ026-240900- Grenada Lake- 637 PM CDT Sun Aug 23 2026 ...THE FORECAST FOR GRENADA LAKE... .TONIGHT...Northeast winds 5 to 10 mph. Waters a light chop. .MONDAY...Northeast winds around 5 mph shifting to the northwest in the afternoon. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Waters smooth. .MONDAY NIGHT...Light winds. A slight chance of showers in the evening. A chance of showers and a slight chance of thunderstorms after midnight. Waters smooth. .TUESDAY...South winds around 5 mph. A chance of showers and a slight chance of thunderstorms in the morning. Waters smooth. $$ ARZ075-LAZ009-016-MSZ018-034-040-047-240900- Mississippi River and nearby lakes north of Interstate 20- 637 PM CDT Sun Aug 23 2026 ...THE FORECAST FOR THE MISSISSIPPI RIVER AND NEARBY LAKES NORTH OF INTERSTATE 20... ...HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... .TONIGHT...East winds 10 to 15 mph. Waters a moderate chop, with choppiest waters in the west. .MONDAY...East winds 5 to 10 mph. Patchy fog in the morning. A slight chance of thunderstorms in the morning. A chance of showers during the day. A chance of thunderstorms in the afternoon. Waters a light chop. .MONDAY NIGHT...Southeast winds around 5 mph. A chance of showers and a slight chance of thunderstorms after midnight. Waters smooth. .TUESDAY...South winds around 5 mph. A chance of showers and a slight chance of thunderstorms in the morning. Waters smooth. $$ LAZ016-025-026-MSZ047-053-059-060-240900- Mississippi River and nearby lakes south of Interstate 20- 637 PM CDT Sun Aug 23 2026 ...THE FORECAST FOR THE MISSISSIPPI RIVER AND NEARBY LAKES SOUTH OF INTERSTATE 20... ...HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... .TONIGHT...South winds around 5 mph. Patchy fog after midnight. Waters smooth. .MONDAY...Southwest winds around 5 mph. Patchy fog in the morning. A slight chance of showers and thunderstorms in the morning. A chance of showers and thunderstorms in the afternoon. Waters smooth. .MONDAY NIGHT...South winds around 5 mph. A slight chance of showers during the night. A slight chance of thunderstorms after midnight. Waters smooth. .TUESDAY...Southwest winds around 5 mph. A slight chance of showers and thunderstorms in the morning. Waters smooth. $$