url:
Union, Louisiana Weather Forecast
Union, Louisiana Weather
your sport, your way
Air Sports Net on FacebookAir Sports Net on Google +Air Sports Net on TwitterReceive RSS UpdatesReceive Email Updates

No Watches or Warnings for Union
Change location by the zip code or city,state: or search for other weather forecast locations in Louisiana by name.
Weather Forecast for Union, Louisiana : St. James County
Issued: 11:26 am CST Nov 4, 2025 Latitude: 30.0871441 Longitude: -90.9048191 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on This Afternoon Morning Fog on Tonight Morning Fog on Wednesday Mostly Sunny on Thursday 30% chance of thunderstorms on Friday Sunny on Saturday Mostly Sunny on Sunday Sunny on Monday
High: 75°F Low: 53°F High: 79°F High: 79°F High: 83°F High: 85°F High: 77°F High: 60°F
Low: 56°F Low: 63°F Low: 65°F Low: 64°F Low: 44°F  
Sunny Morning Fog Morning Fog Mostly Sunny Thunderstorms Sunny Mostly Sunny Sunny
-
Current Conditions at
BATON ROUGE - (KBTR)
73°
Clear
as of 1:53 PM CST
Rel. Humidity: 35%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
7 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
PATTERSON MEMORIAL - (KPTN)
73°
Clear
as of 1:56 PM CST
Rel. Humidity: 53%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 30.26 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Clear
Current Conditions at
HOUMA - (KHUM)
75°
Clear
as of 1:50 PM CST
Rel. Humidity: 47%
Dew Point: 54°F
Visibility: 7 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
6 MPH
130° Southeast
Cloud Level(s): Clear
Current Conditions at
NEW ORLEANS INTL - (KMSY)
75°
Mostly Clear
as of 1:53 PM CST
Rel. Humidity: 38%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 30.26 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Few at 1000ft
Sunny on This Afternoon This Afternoon... Sunny, with a high near 75. East wind around 5 mph.

Morning Fog on Tonight Tonight... Patchy fog after 4am. Otherwise, mostly clear, with a low around 53. Calm wind.

Morning Fog on Wednesday Wednesday... Patchy fog before 7am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming east around 5 mph.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 56. Calm wind.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 79. Calm wind becoming east around 5 mph in the afternoon.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 63. East wind around 5 mph becoming calm in the evening.

30% chance of thunderstorms Friday Friday... A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 83. Light and variable wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 30%.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 65. South wind around 5 mph becoming calm in the evening.

Sunny on Saturday Saturday... Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.

10% chance of rain Saturday Night Saturday Night... A slight chance of showers after midnight. Partly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 77. Light northwest wind becoming north 5 to 10 mph in the morning.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 44. North wind 5 to 10 mph.

Sunny on Monday Monday... Sunny, with a high near 60. North wind 5 to 10 mph.

Current Radar Image


Sun Almanac for Union, Louisiana
Sunrise: 06:20 AM
Sunset: 5:14 PM
Civil Sunrise:05:56 AM
Civil Sunset: 5:39 PM
Nautical Sunrise: 05:27 AM
Nautical Sunset: 6:07 PM
Astro Sunrise: 04:59 AM
Astro Sunset: 6:35 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.