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

Hazardous Weather Conditions

Current conditions at

Gulfport - Gulfport-Biloxi International Airport (KGPT)

Lat: 30.41°NLon: 89.08°WElev: 26ft.

Fair

70°F

21°C

Humidity 93%
Wind Speed S 3 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Nov 5:53 pm CST
Extended Forecast for

Bay St. Louis MS

Dense Fog Advisory November 19, 12:00am until November 19, 09:00am
Click here for hazard details and duration
Dense Fog Advisory

  • Tonight

    Tonight: Widespread dense fog, mainly between 3am and 4am. Otherwise, partly cloudy, with a low around 64. Southeast wind 5 to 10 mph becoming light and variable after midnight.

    Low: 64 °F

    Partly Cloudy
    then Dense
    Fog

  • Wednesday

    Wednesday: Areas of dense fog before 9am. Otherwise, mostly sunny, with a high near 75. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 75 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: Areas of fog between 7am and 9am. Otherwise, partly sunny, with a high near 74. Light east wind becoming southeast 5 to 10 mph in the morning.

    High: 74 °F

    Areas Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 66. Southeast wind around 10 mph.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers likely after 3pm. Partly sunny, with a high near 76. South wind 10 to 15 mph. Chance of precipitation is 60%.

    High: 76 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 20 percent chance of showers. Partly cloudy, with a low around 67. South wind 5 to 10 mph.

    Low: 67 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Southwest wind 5 to 10 mph.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. Southwest wind 5 to 10 mph becoming north after midnight.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread dense fog, mainly between 3am and 4am. Otherwise, partly cloudy, with a low around 64. Southeast wind 5 to 10 mph becoming light and variable after midnight.
Wednesday
Areas of dense fog before 9am. Otherwise, mostly sunny, with a high near 75. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm in the evening.
Thursday
Areas of fog between 7am and 9am. Otherwise, partly sunny, with a high near 74. Light east wind becoming southeast 5 to 10 mph in the morning.
Thursday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 66. Southeast wind around 10 mph.
Friday
A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 3pm, then showers likely after 3pm. Partly sunny, with a high near 76. South wind 10 to 15 mph. Chance of precipitation is 60%.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 67. South wind 5 to 10 mph.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Southwest wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 62. Southwest wind 5 to 10 mph becoming north after midnight.
Sunday
Mostly sunny, with a high near 74. North wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 60. South wind around 5 mph becoming northeast in the evening.
Monday
Mostly sunny, with a high near 72. Southeast wind 5 to 10 mph.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 62. Southeast wind around 10 mph.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 73. Southeast wind 10 to 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bay St. Louis MS
 30.31°N 89.34°W
Last Update:
11:31 am CST Nov 18, 2025
Forecast Valid:
6pm CST Nov 18, 2025-6pm CST Nov 25, 2025
 
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