Port Fourchon, Louisiana Weather
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Weather Forecast for Port Fourchon, Louisiana : Lafourche County
Issued: 6:20 am CDT Jul 3, 2025 Latitude: 29.105786 Longitude: -90.194522 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Independence Day Saturday Sunday Monday Tuesday Wednesday
50% chance of thunderstorms on Today 40% chance of thunderstorms on Tonight 50% chance of thunderstorms on Independence Day 40% chance of thunderstorms on Saturday 70% chance of thunderstorms on Sunday 20% chance of thunderstorms on Monday Thunderstorms on Tuesday Thunderstorms on Wednesday
High: 91°F Low: 78°F High: 91°F High: 91°F High: 90°F High: 89°F High: 89°F High: 90°F
Low: 79°F Low: 78°F Low: 77°F Low: 79°F Low: 79°F  
Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
HOUMA - (KHUM)
81°
Clear
as of 6:50 AM CDST
Rel. Humidity: 88%
Dew Point: 77°F
Visibility: 7 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
NEW ORLEANS NAS - (KNBG)
79°
Mostly Cloudy
as of 6:55 AM CDST
Rel. Humidity: 94%
Dew Point: 77°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 2500ft, Scattered at 9000ft, Broken at 25000ft
Current Conditions at
NEW ORLEANS INTL - (KMSY)
81°
Partly Cloudy
as of 6:53 AM CDST
Rel. Humidity: 94%
Dew Point: 79°F
Visibility: 8 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
6 MPH
270° West
Cloud Level(s): Few at 1000ft, Few at 5000ft, Scattered at 7500ft, Broken at 25000ft
50% chance of thunderstorms Today Today... A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. West wind around 10 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
40% chance of thunderstorms Tonight Tonight... A chance of showers and thunderstorms before 9pm, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 78. Northwest wind around 5 mph. Chance of precipitation is 40%.
50% chance of thunderstorms Independence Day Independence Day... A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Northwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
30% chance of thunderstorms Friday Night Friday Night... A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 79. Northwest wind around 5 mph.
40% chance of thunderstorms Saturday Saturday... A 40 percent chance of showers and thunderstorms. Sunny, with a high near 91. North wind 5 to 10 mph becoming southeast in the afternoon.
50% chance of thunderstorms Saturday Night Saturday Night... A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 78. Northwest wind around 5 mph becoming northeast after midnight.
70% chance of thunderstorms Sunday Sunday... Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Northeast wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 70%.
60% chance of thunderstorms Sunday Night Sunday Night... A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 77. South wind around 5 mph becoming north after midnight. Chance of precipitation is 60%.
20% chance of thunderstorms Monday Monday... Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Northwest wind 5 to 10 mph becoming south in the afternoon.
20% chance of thunderstorms Monday Night Monday Night... A chance of showers and thunderstorms after 1am. Mostly clear, with a low around 79. Southwest wind around 5 mph.
Thunderstorms on Tuesday Tuesday... Showers and thunderstorms likely. Mostly sunny, with a high near 89. West wind 5 to 10 mph.
20% chance of thunderstorms Tuesday Night Tuesday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 79. West wind around 5 mph.
Thunderstorms on Wednesday Wednesday... Showers and thunderstorms likely. Mostly sunny, with a high near 90. West wind 5 to 10 mph.
Current Radar Image


Sun Almanac for Port Fourchon, Louisiana
Sunrise: 06:07 AM
Sunset: 8:04 PM
Civil Sunrise:05:40 AM
Civil Sunset: 8:31 PM
Nautical Sunrise: 05:07 AM
Nautical Sunset: 9:03 PM
Astro Sunrise: 04:32 AM
Astro Sunset: 9:38 PM
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