


NWS Forecast for: Lower St. Mary Issued by: National Weather Service Lake Charles, LA Last Update: 1258 PM CDT Sat Jul 12 2025 | ![]() |
Tonight: Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the upper 70s. Southeast winds around 5 mph. Chance of rain 20 percent. Sunday: Mostly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Humid with highs around 90. South winds around 5 mph. Chance of rain 60 percent. Sunday Night: Partly cloudy. Humid with lows in the upper 70s. South winds around 5 mph in the evening, becoming light and variable. Monday: Mostly sunny with a chance of showers and thunderstorms. Humid with highs in the lower 90s. Southwest winds around 5 mph. Chance of rain 50 percent. Heat index values up to 106. Monday Night: Mostly clear. Humid with lows in the upper 70s. West winds around 5 mph. Tuesday: Sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105. Tuesday Night: Mostly clear. Lows in the upper 70s. Wednesday: Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Temperature falling into the upper 80s in the afternoon. Chance of rain 50 percent. Heat index values up to 105. Wednesday Night: Partly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 70s. Chance of rain 40 percent. Thursday: Partly sunny with a chance of showers and thunderstorms in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Highs in the lower 90s. Temperature falling into the mid 80s in the afternoon. Chance of rain 70 percent. Thursday Night: Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 50 percent. Friday: Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Highs around 90. Temperature falling into the mid 80s in the afternoon. Chance of rain 90 percent. Heat index values up to 105. Friday Night: Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the upper 70s. Chance of rain 50 percent. Saturday: Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Highs in the lower 90s. Chance of rain 80 percent. Heat index values up to 105. | |
Zone Forecast: Lower St. Mary | |
Visit your local NWS office at: https://www.weather.gov/lch |