National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Gulfport - Gulfport-Biloxi International Airport (KGPT)

Lat: 30.41°NLon: 89.08°WElev: 26ft.

A Few Clouds

86°F

30°C

Humidity 75%
Wind Speed S 9 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 1 Sep 2:53 pm CDT
Extended Forecast for

Bay St. Louis MS

  • Tonight

    Tonight: Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 1pm and 2pm. Sunny, with a high near 91. Northeast wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 20%.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. South wind around 5 mph becoming calm.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. North wind around 5 mph becoming southeast in the afternoon.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then showers likely between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 75 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 90. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 80%.

    High: 90 °F

    Showers
    Likely then
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.

    Low: 76 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77. South wind around 5 mph becoming calm.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms between 1pm and 2pm. Sunny, with a high near 91. Northeast wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 75. South wind around 5 mph becoming calm.
Thursday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. North wind around 5 mph becoming southeast in the afternoon.
Thursday Night
A chance of showers and thunderstorms before 1am, then showers likely between 1am and 4am, then showers likely and possibly a thunderstorm after 4am. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 90. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 80%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. Southeast wind around 5 mph becoming calm.
Saturday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 77. South wind around 5 mph becoming calm.
Sunday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Northwest wind around 5 mph becoming south in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm.
Labor Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Northwest wind around 5 mph becoming southeast in the afternoon.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph becoming northwest after midnight.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. North wind 5 to 10 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bay St. Louis MS
 30.31°N 89.36°W
Last Update:
2:01 pm CDT Sep 1, 2026
Forecast Valid:
3pm CDT Sep 1, 2026-6pm CDT Sep 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation