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Area Conditions for Port Allen, LA
 
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Temperature: 80 oF
Feels Like: 84 oF
Humidity: 79%
Barometer: 29.91
Dew Point: 73 oF
Wind Dir.: E
Wind Speed: 3 mph
Sunrise: 6:58
Sunset: 6:48
Observation: Clear
Radar
As reported at BATON ROUGE, LA at 8:00 PM

5-day Forecast for Port Allen, LA
Date Fri
10/2
Sat
10/3
Sun
10/4
Mon
10/5
Tue
10/6
Weather Condition Thunder Storms Thunder Storms Thunder Storms Thunder Storms Thunder Storms
Weather Thunder Storms Thunder Storms Thunder Storms Thunder Storms Thunder Storms
Temperature (°F)
Low/High
73/90 73/85 73/81 72/84 67/85
Feels Like (°F)
Low/High
75/99 75/95 75/86 73/89 67/88
Dew Point (°F) 74 74 74 70 64
Humidity (%) 73 85 92 77 64
Wind Speed (mph) 6 6 6 8 7
Precipitation
Chance
(%)
43 66 70 58 31
Precipitation
Amount
(inches)
S=Snow, L=Liquid
Rain
0.10
Rain
0.54
Rain
0.89
Rain
0.38
Rain
0.15
Evapo-
transpiration

(inches/day)
0.14 0.11 0.09 0.12 0.15

County Forecast for Port Allen , LA
 
020600-
West Baton Rouge-
Including the cities of Port Allen, Addis, and Brusly
551 PM CDT Thu Oct 1 2026

Tonight   Partly cloudy with a chance of showers with a slight chance of thunderstorms this evening, then mostly clear after midnight. Lows in the mid 70s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
Friday   Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. East winds 5 to 10 mph. Chance of rain 50 percent.
Friday night   Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Humid with lows in the mid 70s. East winds 5 to 10 mph. Chance of rain 40 percent.
Saturday   Partly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. East winds 5 to 10 mph. Chance of rain 90 percent.
Saturday night   A slight chance of thunderstorms in the evening. Showers likely. Humid with lows in the lower 70s. East winds around 5 mph. Chance of rain 70 percent.
Sunday   Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 90 percent.
Sunday night and monday   Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 70s. Highs in the lower 80s. Chance of rain 50 percent.
Monday night   Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of showers. Lows in the upper 60s.
Tuesday   Mostly sunny. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.
Tuesday night   Partly cloudy. Lows in the upper 60s.
Wednesday through thursday   Partly cloudy with a 20 percent chance of showers. Highs in the lower 80s. Lows in the mid 60s.

DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Plains Drying Out As Front Moves South and East into Midwest, Delta Friday

Heavy rain across the Central states shifts southeast Friday, allowing flooded areas to dry this weekend. » More DTN Weather Commentary

Posted at 12:19PM Thu Oct 1, 2026 CDT
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