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.

Fair

86°F

30°C

Humidity 75%
Wind Speed SE 14 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 29 Aug 4:53 pm CDT
Extended Forecast for

Bay St. Louis MS

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southeast wind around 10 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 79. East wind around 10 mph. Chance of precipitation is 40%.

    Low: 79 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly between 10am and 1pm. Increasing clouds, with a high near 87. Northeast wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    T-storms
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 79. East wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 79 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 78. Southeast wind around 5 mph.

    Low: 78 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph becoming southeast in the afternoon.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southeast wind around 10 mph.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 79. East wind around 10 mph. Chance of precipitation is 40%.
Sunday
Showers and thunderstorms likely, mainly between 10am and 1pm. Increasing clouds, with a high near 87. Northeast wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 79. East wind 5 to 10 mph. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Southeast wind 5 to 10 mph. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 78. Southeast wind around 5 mph.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
A chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Southeast wind around 5 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Northeast wind 5 to 10 mph becoming southeast 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 89.34°W
Last Update:
1:57 pm CDT Aug 29, 2026
Forecast Valid:
5pm CDT Aug 29, 2026-6pm CDT Sep 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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