St. Landry- Including the cities of Lawtell, Opelousas, and Eunice 307 PM CDT Tue Sep 15 2026 .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms this evening, then mostly clear after midnight. Lows in the mid 70s. South winds around 5 mph, becoming northeast after midnight. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Humid with highs in the mid 90s. East winds 5 to 10 mph. Heat index values up to 108. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Humid with lows in the mid 70s. East winds 5 to 10 mph. .THURSDAY...Sunny. Highs in the mid 90s. East winds 5 to 10 mph. .THURSDAY NIGHT...Clear. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. .FRIDAY AND FRIDAY NIGHT...Clear. Highs in the mid 90s. Lows in the upper 60s. .SATURDAY THROUGH SUNDAY NIGHT...Mostly clear. Highs in the mid 90s. Lows in the lower 70s. Heat index values up to 105. .MONDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 30 percent. Heat index values up to 105. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 70s. .TUESDAY...Sunny. Highs in the mid 90s.