National Weather Service Forecast for:
Chalmette LA Issued by: National Weather Service New Orleans/Baton Rouge, LA |
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Updated: 6:16 pm CDT Jul 25, 2025 | ||||||||||||||||||
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Tonight |
A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 79. Southeast wind 5 to 10 mph. Chance of precipitation is 30%. |
Saturday |
Showers and thunderstorms likely, mainly between noon and 3pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 91. Southeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible. |
Saturday Night |
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 79. South wind around 5 mph becoming calm in the evening. |
Sunday |
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southeast around 5 mph in the morning. |
Sunday Night |
Clear, with a low around 78. South wind around 5 mph becoming calm in the evening. |
Monday |
Sunny and hot, with a high near 95. Northwest wind around 5 mph. |
Monday Night |
Mostly clear, with a low around 82. West wind around 5 mph. |
Tuesday |
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 96. North wind 5 to 10 mph. |
Tuesday Night |
A chance of showers and thunderstorms. Partly cloudy, with a low around 81. Northwest wind around 5 mph. |
Wednesday |
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 93. Northwest wind around 5 mph becoming southeast in the afternoon. |
Wednesday Night |
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Southwest wind around 5 mph. |
Thursday |
Showers and thunderstorms likely. Partly sunny, with a high near 91. Southwest wind around 5 mph. |
Thursday Night |
A chance of showers and thunderstorms. Partly cloudy, with a low around 79. South wind around 5 mph. |
Friday |
Showers and thunderstorms. Partly sunny, with a high near 91. West wind around 5 mph. |
Forecast from NOAA-NWS for Chalmette LA.