National Weather Service Forecast for: Port Allen LA
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Updated: 12:20 am CDT Apr 14, 2025
 
Overnight

Overnight: Clear, with a low around 58. South wind around 5 mph.
Clear
 Monday

Monday: Sunny, with a high near 82. Southwest wind 5 to 10 mph.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 61. Southwest wind 5 to 10 mph.
Mostly Clear
 Tuesday

Tuesday: Mostly sunny, with a high near 78. West wind 5 to 10 mph becoming north in the afternoon.
Mostly Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 53. North wind around 5 mph.
Clear
 Wednesday

Wednesday: Sunny, with a high near 78. East wind around 5 mph becoming southeast in the afternoon.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 57. Southeast wind around 5 mph.
Mostly Clear
 Thursday

Thursday: Sunny, with a high near 83. Southeast wind 5 to 10 mph.
Sunny
 Thursday
Night
Thursday Night: Partly cloudy, with a low around 63. Southeast wind 5 to 10 mph.
Partly Cloudy
Lo 58 °F Hi 82 °F Lo 61 °F Hi 78 °F Lo 53 °F Hi 78 °F Lo 57 °F Hi 83 °F Lo 63 °F

Flood Warning
 

Overnight
 
 Clear, with a low around 58. South wind around 5 mph.
Monday
 
 Sunny, with a high near 82. Southwest wind 5 to 10 mph.
Monday Night
 
 Mostly clear, with a low around 61. Southwest wind 5 to 10 mph.
Tuesday
 
 Mostly sunny, with a high near 78. West wind 5 to 10 mph becoming north in the afternoon.
Tuesday Night
 
 Clear, with a low around 53. North wind around 5 mph.
Wednesday
 
 Sunny, with a high near 78. East wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
 
 Mostly clear, with a low around 57. Southeast wind around 5 mph.
Thursday
 
 Sunny, with a high near 83. Southeast wind 5 to 10 mph.
Thursday Night
 
 Partly cloudy, with a low around 63. Southeast wind 5 to 10 mph.
Friday
 
 Partly sunny, with a high near 86. South wind 5 to 15 mph.
Friday Night
 
 Mostly cloudy, with a low around 68. South wind 5 to 10 mph.
Saturday
 
 Mostly cloudy, with a high near 87. South wind 5 to 10 mph.
Saturday Night
 
 Mostly cloudy, with a low around 69. Southeast wind 5 to 10 mph.
Sunday
 
 Mostly cloudy, with a high near 86. South wind 5 to 10 mph, with gusts as high as 20 mph.

 

Forecast from NOAA-NWS for Port Allen LA.