East Baton Rouge- Including the city of Baton Rouge 1232 PM CDT Sun Jul 20 2025 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM 10 AM TO 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny. Near steady temperature in the lower 90s. Southwest winds around 5 mph. Heat index values up to 108. .TONIGHT...Mostly clear. Humid with lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 105 early in the evening. .MONDAY...Sunny with highs in the mid 90s. West winds around 5 mph. Heat index values up to 107. .MONDAY NIGHT...Mostly clear. Humid with lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 106 early in the evening. .TUESDAY...Sunny with highs in the mid 90s. West winds around 5 mph. Heat index values up to 109. .TUESDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40 percent. Heat index values up to 105. .WEDNESDAY NIGHT...A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the upper 70s. Chance of rain 40 percent. .THURSDAY...Partly sunny with a chance of showers and thunderstorms in the morning, then mostly cloudy with showers and thunderstorms in the afternoon. Highs in the lower 90s. Temperature falling into the mid 80s in the afternoon. Chance of rain 90 percent. .THURSDAY NIGHT...A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 70s. Chance of rain 40 percent. .FRIDAY...Partly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms in the afternoon. Highs in the upper 80s. Temperature falling into the lower 80s in the afternoon. Chance of rain 90 percent. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the mid 70s. Chance of rain 20 percent. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Highs in the upper 80s. Temperature falling into the mid 80s in the afternoon. Chance of rain 80 percent.