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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 30.24°N 93.37°W (Text-Only)
NWS Forecast for: Sulphur LA
Issued by: National Weather Service Lake Charles, LA
Last Update: 2:46 pm CDT Jun 29, 2026		Print

  • Tonight

    Tonight: Clear, with a low around 77. South wind 5 to 10 mph becoming light in the evening.

    Low: 77 °F

    Clear



  • Tuesday

    Tuesday: Sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming south around 5 mph in the afternoon.

    High: 92 °F

    Sunny



  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Mostly Clear



  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 103. Calm wind becoming southeast around 5 mph.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.

    Low: 76 °F

    Mostly Clear



  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear



  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm.

    Low: 76 °F

    Mostly Clear



    • Tonight: Clear, with a low around 77. South wind 5 to 10 mph becoming light in the evening.

    Tuesday: Sunny, with a high near 92. Heat index values as high as 102. Calm wind becoming south around 5 mph in the afternoon.

    Tuesday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Wednesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Heat index values as high as 103. Calm wind becoming southeast around 5 mph.

    Wednesday Night: Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.

    Thursday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%.

    Thursday Night: Mostly clear, with a low around 76. Calm wind.

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.

    Friday Night: Mostly clear, with a low around 76. South wind around 5 mph becoming calm.

    Independence Day: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93.

    Saturday Night: Mostly clear, with a low around 77.

    Sunday: A 40 percent chance of showers and thunderstorms. Sunny, with a high near 92.

    Sunday Night: Partly cloudy, with a low around 77.

    Monday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.


    Sulphur LA
     30.24°N 93.37°W

    Visit your local NWS office at: https://www.weather.gov/lch