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Area Conditions for Port Allen, LA |
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| Temperature: |
85 oF |
| Feels Like: |
93 oF |
| Humidity: |
72% |
| Barometer: |
29.93 |
| Dew Point: |
75 oF |
| Wind Dir.: |
S |
| Wind Speed: |
5 mph |
| Sunrise: |
6:43 |
| Sunset: |
7:24 |
| Observation: |
Clear |
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As reported at BATON ROUGE, LA at 8:00 PM
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5-day Forecast for Port Allen, LA |
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| Date |
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Fri
9/4 |
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Sat
9/5 |
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Sun
9/6 |
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Mon
9/7 |
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Tue
9/8 |
| Weather Condition |
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| Weather |
Thunder Storms |
Thunder Storms |
Thunder Storms |
Thunder Storms |
Thunder Storms |
Temperature (°F)
Low/High |
74/87 |
74/88 |
74/90 |
75/93 |
75/91 |
Feels Like (°F)
Low/High |
76/98 |
76/98 |
76/101 |
77/106 |
77/102 |
| Dew Point (°F) |
75 |
75 |
75 |
76 |
76 |
| Humidity (%) |
80 |
80 |
74 |
73 |
73 |
| Wind Speed (mph) |
3 |
3 |
3 |
5 |
6 |
Precipitation
Chance (%) |
52 |
54 |
39 |
57 |
42 |
Precipitation
Amount (inches)
S=Snow, L=Liquid |
Rain
0.33 |
Rain
0.26 |
Rain
0.21 |
Rain
0.23 |
Rain
0.22 |
Evapo-
transpiration
(inches/day) |
0.12 |
0.13 |
0.15 |
0.17 |
0.16 |
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County Forecast for Port Allen , LA |
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| | 040700-
West Baton Rouge-
Including the cities of Port Allen, Addis, and Brusly
626 PM CDT Thu Sep 3 2026
Tonight Mostly cloudy with a slight chance of showers and thunderstorms this evening, then partly cloudy after midnight. Lows in the mid 70s. Southeast winds around 5 mph this evening, becoming light and variable. Chance of rain 20 percent.
Friday Mostly cloudy with a chance of showers and thunderstorms. Humid with highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent.
Friday night Mostly cloudy. A chance of showers and thunderstorms, mainly in the evening. Humid with lows in the mid 70s. East winds around 5 mph in the evening, becoming light and variable. Chance of rain 50 percent.
Saturday Mostly sunny. A chance of showers and thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Humid with highs in the lower 90s. North winds around 5 mph, becoming southeast around 5 mph in the afternoon. Chance of rain 90 percent.
Saturday night A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Humid with lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.
Sunday Mostly sunny. A slight chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 60 percent. Heat index values up to 105.
Sunday night Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. Chance of rain 20 percent.
Labor day Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 110.
Monday night Partly cloudy in the evening, then clearing. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the mid 70s. Chance of rain 20 percent.
Tuesday Mostly sunny. A slight chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 70 percent. Heat index values up to 105.
Tuesday night Partly cloudy in the evening, then clearing. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the mid 70s. Chance of rain 20 percent.
Wednesday Sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent.
Wednesday night Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. Chance of rain 20 percent.
Thursday Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 105. |
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Bryce Anderson – DTN Meteorologist
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| Stalled Front Starting to Move Friday |
» More DTN Weather Commentary |
| Posted at 12:12PM Thu Sep 3, 2026 CDT |
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