National Weather Service Forecast for: Chalmette LA
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Updated: 2:02 am CDT Apr 6, 2026
 
Overnight

Overnight: A 20 percent chance of showers. Cloudy, with a steady temperature around 62. Northeast wind around 15 mph.
Slight Chance
Showers

 Monday

Monday: A 40 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 69. Northeast wind around 15 mph.
Chance
Showers then
Mostly Cloudy

 Monday
Night
Monday Night: Mostly clear, with a low around 58. Northeast wind around 10 mph.
Mostly Clear


 Tuesday

Tuesday: Mostly sunny, with a high near 74. East wind 10 to 15 mph.
Mostly Sunny


 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 65. East wind around 10 mph, with gusts as high as 20 mph.
Partly Cloudy


 Wednesday

Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 74. Breezy, with an east wind 15 to 20 mph. Chance of precipitation is 50%.
Breezy.
Chance
Showers then
Chance
T-storms
 Wednesday
Night
Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. East wind around 15 mph.
Chance
T-storms then
Chance
Showers
 Thursday

Thursday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Breezy, with an east wind 15 to 20 mph.
Chance
Showers then
Chance
T-storms and
Breezy
 Thursday
Night
Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 67. East wind 10 to 15 mph.
Slight Chance
Showers
Lo 62 °F Hi 69 °F Lo 58 °F Hi 74 °F Lo 65 °F Hi 74 °F Lo 65 °F Hi 74 °F Lo 67 °F

 

Overnight
 
 A 20 percent chance of showers. Cloudy, with a steady temperature around 62. Northeast wind around 15 mph.
Monday
 
 A 40 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 69. Northeast wind around 15 mph.
Monday Night
 
 Mostly clear, with a low around 58. Northeast wind around 10 mph.
Tuesday
 
 Mostly sunny, with a high near 74. East wind 10 to 15 mph.
Tuesday Night
 
 Partly cloudy, with a low around 65. East wind around 10 mph, with gusts as high as 20 mph.
Wednesday
 
 A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 74. Breezy, with an east wind 15 to 20 mph. Chance of precipitation is 50%.
Wednesday Night
 
 A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. East wind around 15 mph.
Thursday
 
 A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Breezy, with an east wind 15 to 20 mph.
Thursday Night
 
 A slight chance of showers. Mostly cloudy, with a low around 67. East wind 10 to 15 mph.
Friday
 
 A chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 77. East wind 10 to 15 mph.
Friday Night
 
 A slight chance of showers. Mostly cloudy, with a low around 67. East wind 5 to 10 mph.
Saturday
 
 A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80. East wind 5 to 15 mph.
Saturday Night
 
 Partly cloudy, with a low around 67. Southeast wind 5 to 10 mph.
Sunday
 
 Mostly sunny, with a high near 82. Southeast wind 5 to 15 mph.

 

Forecast from NOAA-NWS for Chalmette LA.