Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Hazardous Weather Conditions

Current conditions at

Keesler Air Force Base / Biloxi (KBIX)

Lat: 30.42°NLon: 88.92°WElev: 33ft.

Thunderstorm

84°F

29°C

Humidity 72%
Wind Speed SW 13 mph
Barometer 29.80 in (1009.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 17 Jun 3:52 pm CDT
Extended Forecast for

Biloxi MS

Flood Watch June 17, 04:34pm until June 19, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 17, 04:34pm until June 19, 07:00am

    NOW until 7:00am Fri

    Flood Watch

  • This Afternoon

    High: 86 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm.  Low around 80. Breezy, with a south wind 15 to 20 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 80 °F

    Showers and
    Breezy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 4pm.  Mostly cloudy, with a high near 86. Breezy, with a southwest wind 15 to 25 mph.  Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 86 °F

    T-storms
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 5am, then a slight chance of showers and thunderstorms after 5am.  Mostly cloudy, with a low around 81. Breezy, with a southwest wind 15 to 20 mph.  Chance of precipitation is 50%.

    Low: 81 °F

    Chance
    T-storms and
    Breezy then
    Chance
    Showers

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm.  Mostly sunny, with a high near 88. Southwest wind 10 to 15 mph.  Chance of precipitation is 60%.

    High: 88 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely 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. South wind 5 to 10 mph.  Chance of precipitation is 60%.

    Low: 79 °F

    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 88. Southwest wind 5 to 10 mph.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 80. South wind around 10 mph.

    Low: 80 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. South wind around 15 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 80. Breezy, with a south wind 15 to 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely, mainly before 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 86. Breezy, with a southwest wind 15 to 25 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 81. Breezy, with a southwest wind 15 to 20 mph. Chance of precipitation is 50%.
Juneteenth
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 88. Southwest wind 10 to 15 mph. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely 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. South wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 80. South wind around 10 mph.
Sunday
Mostly sunny, with a high near 88. South wind 10 to 15 mph.
Sunday Night
Mostly clear, with a low around 81. Southwest wind around 15 mph.
Monday
Sunny, with a high near 90. Southwest wind 10 to 15 mph.
Monday Night
Mostly clear, with a low around 80. Southwest wind 10 to 15 mph.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 91. West wind 5 to 10 mph becoming southwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 79. Southwest wind 5 to 10 mph becoming west after midnight.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Northwest wind around 5 mph becoming southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Biloxi MS
 30.4°N 88.88°W
2:03 pm CDT Jun 17, 2026
4pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
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Additional Resources

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