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

75°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 30.07 in (1018.3 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 12 Jul 5:53 am CDT
Extended Forecast for

Bay St. Louis MS

  • Today

    Today: Showers and thunderstorms likely, mainly after 2pm. Increasing clouds, with a high near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    T-storms
    Likely

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. West wind 5 to 10 mph.

    Low: 77 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 83. West wind 5 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 83 °F

    Showers
    Likely then
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Low around 75. West wind 10 to 15 mph. Chance of precipitation is 80%.

    Low: 75 °F

    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 86. West wind 10 to 15 mph. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 77. West wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. West wind 5 to 10 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.

    Low: 78 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Northwest wind 5 to 10 mph becoming south in the afternoon.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 2pm. Increasing clouds, with a high near 88. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. West wind 5 to 10 mph.
Monday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 83. West wind 5 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Low around 75. West wind 10 to 15 mph. Chance of precipitation is 80%.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 86. West wind 10 to 15 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 77. West wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. West wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.
Thursday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Northwest wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 79. Southwest wind around 10 mph becoming west after midnight.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 80. West wind around 10 mph.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 92. Northwest wind 5 to 10 mph.
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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:
5:26 am CDT Jul 12, 2026
Forecast Valid:
6am CDT Jul 12, 2026-6pm CDT Jul 18, 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