Thursday, July 23, 2026  
 
Weather 
Home
Site References
Placid Homepage
 
 
Area Conditions for Port Allen, LA
 
Change Zip Code: 
 
Temperature: 91 oF
Feels Like: 100 oF
Humidity: 56%
Barometer: 29.97
Dew Point: 73 oF
Wind Dir.: S
Wind Speed: 10 mph
Sunrise: 6:17
Sunset: 8:04
Observation: Mostly Sunny
Radar
As reported at BATON ROUGE, LA at 6:00 PM

5-day Forecast for Port Allen, LA
Date Fri
7/24
Sat
7/25
Sun
7/26
Mon
7/27
Tue
7/28
Weather Condition Thunder Storms Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Weather Thunder Storms Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy
Temperature (°F)
Low/High
75/94 74/94 75/95 76/96 76/97
Feels Like (°F)
Low/High
77/102 76/101 77/101 78/105 78/106
Dew Point (°F) 73 73 72 74 73
Humidity (%) 60 60 57 57 56
Wind Speed (mph) 4 4 6 6 7
Precipitation
Chance
(%)
20 - - - -
Precipitation
Amount
(inches)
S=Snow, L=Liquid
Rain
0.03
None None None None
Evapo-
transpiration

(inches/day)
0.19 0.21 0.27 0.24 0.26

County Forecast for Port Allen , LA
 
240600-
West Baton Rouge-
Including the cities of Port Allen, Addis, and Brusly
535 PM CDT Thu Jul 23 2026

Tonight   Mostly clear. A slight chance of showers and thunderstorms this evening. Lows in the mid 70s. South winds 10 to 15 mph, becoming southeast around 5 mph after midnight. Chance of rain 20 percent.
Friday   Mostly sunny. Humid with highs in the mid 90s. South winds around 5 mph. Heat index values up to 105.
Friday night   Partly cloudy. Lows in the mid 70s. Southwest winds around 5 mph.
Saturday   Mostly sunny. Humid with highs in the mid 90s. West winds around 5 mph. Heat index values up to 106.
Saturday night   Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 105 early in the evening.
Sunday through wednesday   Mostly clear. Highs in the upper 90s. Lows in the upper 70s. Heat index values up to 115.
Wednesday night and thursday   Partly cloudy. Lows in the upper 70s. Highs in the upper 90s. Heat index values up to 115.

DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Heat Moving Back into Northern Plains Friday
Posted at 12:00PM Thu Jul 23, 2026 CDT
Click here to get your local weather emailed to you each day.
 
Copyright DTN. All rights reserved. Disclaimer.
Powered By DTN