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

Keesler Air Force Base / Biloxi (KBIX)

Lat: 30.42°NLon: 88.92°WElev: 33ft.

Light Rain

77°F

25°C

Humidity 86%
Wind Speed SW 7 mph
Barometer 29.91 in (1013.1 mb)
Dewpoint 73°F (23°C)
Visibility 6.00 mi
Heat Index78°F (26°C)
Last update 27 Aug 5:55 am CDT
Extended Forecast for

St. Martin MS

  • Today

    Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 89. West wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    Showers
    Likely then
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 4am. Low around 73. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 88. Calm wind becoming north around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 89. Light east wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light and variable wind becoming southeast 5 to 10 mph in the morning.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 89. West wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms, mainly before 4am. Low around 73. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 88. Calm wind becoming north around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 10am, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm. Chance of precipitation is 40%.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 89. Light east wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light and variable wind becoming southeast 5 to 10 mph in the morning.
Monday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 75. South wind around 5 mph becoming calm.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Light and variable wind becoming south 5 to 10 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Martin MS
 30.45°N 88.85°W
Last Update:
4:25 am CDT Aug 27, 2026
Forecast Valid:
7am CDT Aug 27, 2026-6pm CDT Sep 2, 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