Port Barre, LA Weather Forecast
Local 7-day forecast
Mostly Sunny then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Port Barre, LA in one place.
A chance of showers and thunderstorms after noon. Mostly sunny. High near 94, with temperatures falling to around 90 in the afternoon. Heat index values as high as 106. South wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Port Barre, LA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 10, 2026 9:47 AM CDT.
The active forecast window currently covers Jul 10 to Jul 16, 2026 for Port Barre, LA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 10 to Jul 16, 2026
- Latest sync
- Jul 10, 2026 9:47 AM CDT
- Forecast office
- LCH
- Source
- NOAA / NWS
Daily Outlook
This Week in Port Barre
Today looks like the warmest upcoming period in Port Barre at 94 degrees F.
Monday Night is the coolest period ahead with temperatures near 73 degrees F.
The strongest winds are forecast for Today at about 0 to 5 mph S.
Precipitation is mentioned in 14 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 10, 2026 9:47 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LCH
- Radar station
- KPOE
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Heat index values as high as 103. Southeast wind 0 to 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms after noon. Mostly sunny. High near 93, with temperatures falling to around 89 in the afternoon. Heat index values as high as 106. South wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Heat index values as high as 102. South wind 0 to 5 mph. Chance of precipitation is 50%.
A chance of rain showers between 7am and 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms. Partly sunny, with a high near 90. Southwest wind 0 to 5 mph. Chance of precipitation is 90%.
Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southwest wind 0 to 5 mph. Chance of precipitation is 90%.
Showers and thunderstorms before 1pm, then showers and thunderstorms. Mostly cloudy, with a high near 86. Southwest wind 0 to 5 mph. Chance of precipitation is 100%.
Showers and thunderstorms before 1am, then showers and thunderstorms likely. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 73. West wind 0 to 5 mph. Chance of precipitation is 100%.
Showers and thunderstorms likely before 1pm, then showers and thunderstorms likely. Some of the storms could produce heavy rain. Partly sunny, with a high near 86. West wind 0 to 5 mph. Chance of precipitation is 70%.
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 70%.
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Chance of precipitation is 50%.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 10
|
Mostly Sunny then Chance Showers And Thunderstorms
|
94°F |
0 to 5 mph
S
|
|
Tonight
Jul 10
|
Chance Showers And Thunderstorms then Mostly Clear
|
77°F |
0 to 5 mph
SE
|
|
Saturday
Jul 11
|
Mostly Sunny then Chance Showers And Thunderstorms
|
93°F |
0 to 5 mph
S
|
|
Saturday Night
Jul 11
|
Chance Showers And Thunderstorms then Partly Cloudy
|
76°F |
0 to 5 mph
S
|
|
Sunday
Jul 12
|
Chance Showers And Thunderstorms
|
90°F |
0 to 5 mph
SW
|
|
Sunday Night
Jul 12
|
Showers And Thunderstorms
|
76°F |
0 to 5 mph
SW
|
|
Monday
Jul 13
|
Showers And Thunderstorms
|
86°F |
0 to 5 mph
SW
|
|
Monday Night
Jul 13
|
Showers And Thunderstorms
|
73°F |
0 to 5 mph
W
|
|
Tuesday
Jul 14
|
Showers And Thunderstorms Likely
|
86°F |
0 to 5 mph
W
|
|
Tuesday Night
Jul 14
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
74°F |
0 to 5 mph
SW
|
|
Wednesday
Jul 15
|
Chance Showers And Thunderstorms
|
90°F |
0 to 5 mph
W
|
|
Wednesday Night
Jul 15
|
Chance Showers And Thunderstorms then Partly Cloudy
|
75°F |
0 to 5 mph
SW
|
|
Thursday
Jul 16
|
Mostly Sunny then Chance Showers And Thunderstorms
|
92°F |
0 to 5 mph
E
|
|
Thursday Night
Jul 16
|
Chance Showers And Thunderstorms then Partly Cloudy
|
76°F |
0 mph
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Port Barre.