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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 31.25°N 90.46°W (Text-Only)
NWS Forecast for: Mc Comb MS
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Last Update: 2:01 am CDT Jun 30, 2026		Print

  • Overnight

    Overnight: Clear, with a low around 75. Calm wind.

    Low: 75 °F

    Clear



  • Tuesday

    Tuesday: Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind.

    High: 97 °F

    Hot



  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Partly Cloudy



  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 4pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 95 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday
    Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear



  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95. Calm wind becoming east around 5 mph.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear





    • Overnight: Clear, with a low around 75. Calm wind.

    Tuesday: Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind.

    Tuesday Night: Partly cloudy, with a low around 76. Calm wind.

    Wednesday: Showers and thunderstorms likely, mainly before 4pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%.

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 20%.

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.

    Thursday Night: Mostly clear, with a low around 73. Calm wind.

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95. Calm wind becoming east around 5 mph.

    Friday Night: Mostly clear, with a low around 74. Calm wind.

    Independence Day: A chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind.

    Saturday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. Calm wind.

    Sunday: Showers and thunderstorms likely. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph.

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind.

    Monday: Showers and thunderstorms likely. Mostly sunny, with a high near 92. Calm wind becoming southwest around 5 mph.


    Mc Comb MS
     31.25°N 90.46°W

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