National Weather Service Forecast for: Opelousas LA
Issued by: National Weather Service Lake Charles, LA
Updated: 5:45 pm CST Feb 1, 2026
 
Tonight

Tonight: Widespread frost. Otherwise, clear, with a low around 29. Calm wind.
Frost

 Monday

Monday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 64. Calm wind becoming west around 5 mph in the morning.
Frost then
Sunny
 Monday
Night
Monday Night: Mostly cloudy, with a low around 46. South wind around 5 mph.
Mostly Cloudy

 Tuesday

Tuesday: A 30 percent chance of showers after noon. Partly sunny, with a high near 68. South wind 5 to 15 mph, with gusts as high as 20 mph.
Partly Sunny
then Chance
Showers
 Tuesday
Night
Tuesday Night: Showers before 9pm, then showers and possibly a thunderstorm between 9pm and midnight, then showers likely after midnight. Low around 46. Southwest wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 80%.
Showers

 Wednesday

Wednesday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 57. North wind 10 to 15 mph, with gusts as high as 20 mph.
Slight Chance
Showers then
Mostly Sunny
 Wednesday
Night
Wednesday Night: Areas of frost after 3am. Otherwise, partly cloudy, with a low around 34. North wind 5 to 10 mph.
Partly Cloudy
then Areas
Frost
 Thursday

Thursday: Areas of frost before 8am. Otherwise, sunny, with a high near 55. North wind 5 to 10 mph.
Areas Frost
then Sunny
 Thursday
Night
Thursday Night: Patchy frost after 3am. Otherwise, mostly clear, with a low around 37. Calm wind.
Clear then
Patchy Frost
Lo 29 °F Hi 64 °F Lo 46 °F Hi 68 °F Lo 46 °F Hi 57 °F Lo 34 °F Hi 55 °F Lo 37 °F

 

Tonight
 
 Widespread frost. Otherwise, clear, with a low around 29. Calm wind.
Monday
 
 Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 64. Calm wind becoming west around 5 mph in the morning.
Monday Night
 
 Mostly cloudy, with a low around 46. South wind around 5 mph.
Tuesday
 
 A 30 percent chance of showers after noon. Partly sunny, with a high near 68. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
 
 Showers before 9pm, then showers and possibly a thunderstorm between 9pm and midnight, then showers likely after midnight. Low around 46. Southwest wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 80%.
Wednesday
 
 A 20 percent chance of showers before noon. Mostly sunny, with a high near 57. North wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
 
 Areas of frost after 3am. Otherwise, partly cloudy, with a low around 34. North wind 5 to 10 mph.
Thursday
 
 Areas of frost before 8am. Otherwise, sunny, with a high near 55. North wind 5 to 10 mph.
Thursday Night
 
 Patchy frost after 3am. Otherwise, mostly clear, with a low around 37. Calm wind.
Friday
 
 Patchy frost before 7am. Otherwise, sunny, with a high near 67.
Friday Night
 
 Mostly clear, with a low around 41.
Saturday
 
 Sunny, with a high near 65.
Saturday Night
 
 Mostly clear, with a low around 42.
Sunday
 
 Sunny, with a high near 69.

 

Forecast from NOAA-NWS for Opelousas LA.