National Weather Service Forecast for: Opelousas LA
Issued by: National Weather Service Lake Charles, LA
Updated: 8:35 am CST Dec 21, 2025
 
Today

Today: A 40 percent chance of showers and thunderstorms. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. Calm wind becoming southwest around 5 mph.
Chance
Showers and
Patchy Fog
then Chance
T-storms
 Tonight

Tonight: A 30 percent chance of showers, mainly before midnight. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62. Calm wind.
Chance
Showers and
Patchy Fog

 Monday

Monday: A 40 percent chance of showers. Areas of fog before 7am. Otherwise, partly sunny, with a high near 76. Light southeast wind becoming south 5 to 10 mph in the morning.
Chance
Showers and
Areas Fog

 Monday
Night
Monday Night: Mostly clear, with a low around 57. South wind around 5 mph becoming calm in the evening.
Mostly Clear


 Tuesday

Tuesday: Sunny, with a high near 77. Calm wind becoming south around 5 mph.
Sunny


 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 56. Calm wind.
Mostly Clear


 Wednesday

Wednesday: Sunny, with a high near 77. Calm wind becoming south around 5 mph in the afternoon.
Sunny


 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 56. South wind around 5 mph becoming calm.
Mostly Clear


 Christmas
Day
Christmas Day: Partly sunny, with a high near 75. Calm wind becoming south around 5 mph in the morning.
Partly Sunny
Hi 77 °F Lo 62 °F Hi 76 °F Lo 57 °F Hi 77 °F Lo 56 °F Hi 77 °F Lo 56 °F Hi 75 °F

 

Today
 
 A 40 percent chance of showers and thunderstorms. Patchy fog before 10am. Otherwise, partly sunny, with a high near 77. Calm wind becoming southwest around 5 mph.
Tonight
 
 A 30 percent chance of showers, mainly before midnight. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62. Calm wind.
Monday
 
 A 40 percent chance of showers. Areas of fog before 7am. Otherwise, partly sunny, with a high near 76. Light southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
 
 Mostly clear, with a low around 57. South wind around 5 mph becoming calm in the evening.
Tuesday
 
 Sunny, with a high near 77. Calm wind becoming south around 5 mph.
Tuesday Night
 
 Mostly clear, with a low around 56. Calm wind.
Wednesday
 
 Sunny, with a high near 77. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
 
 Mostly clear, with a low around 56. South wind around 5 mph becoming calm.
Christmas Day
 
 Partly sunny, with a high near 75. Calm wind becoming south around 5 mph in the morning.
Thursday Night
 
 Mostly cloudy, with a low around 58.
Friday
 
 Partly sunny, with a high near 77.
Friday Night
 
 Partly cloudy, with a low around 59.
Saturday
 
 Partly sunny, with a high near 77.

 

Forecast from NOAA-NWS for Opelousas LA.