National Weather Service Forecast for: Laplace LA
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Updated: 12:21 pm CDT Jun 8, 2025
 
This
Afternoon
This Afternoon: A 50 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 93. Heat index values as high as 106. Southwest wind around 10 mph.  New rainfall amounts between a quarter and half of an inch possible.
Chance
T-storms
Tonight

Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 76. Southwest wind around 5 mph.
Slight Chance
T-storms then
Partly Cloudy
Monday

Monday: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm.  Mostly sunny, with a high near 93. Southwest wind 5 to 10 mph.
Mostly Sunny
then Chance
T-storms
Monday
Night
Monday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm  in the evening.
Chance
T-storms
Tuesday

Tuesday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm.  High near 89. Calm wind becoming west around 5 mph in the morning.  Chance of precipitation is 90%.
T-storms

Tuesday
Night
Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm.
Chance
T-storms
Wednesday

Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm.  High near 90. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 90%.
Chance
T-storms then
Showers
Wednesday
Night
Wednesday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm.
Slight Chance
T-storms
Thursday

Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 90. Calm wind becoming southeast around 5 mph in the afternoon.
Showers

Hi 93 °F Lo 76 °F Hi 93 °F Lo 75 °F Hi 89 °F Lo 74 °F Hi 90 °F Lo 75 °F Hi 90 °F

Heat Advisory
 

This Afternoon
 
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Heat index values as high as 106. Southwest wind around 10 mph. New rainfall amounts between a quarter and half of an inch possible.
Tonight
 
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76. Southwest wind around 5 mph.
Monday
 
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 93. Southwest wind 5 to 10 mph.
Monday Night
 
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
 
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 89. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 90%.
Tuesday Night
 
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm.
Wednesday
 
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 90. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%.
Wednesday Night
 
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm.
Thursday
 
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 90. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
 
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Friday
 
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 91. Calm wind becoming southeast around 5 mph in the morning.
Friday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Saturday
 
Showers and possibly a thunderstorm. Partly sunny, with a high near 90. Calm wind becoming southeast around 5 mph in the morning.

 

Forecast from NOAA-NWS for Laplace LA.