Air Quality Concerns; Fire Weather; Extreme Heat; Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin. Heavy rainfall and flash flooding possible for the Southeast through Monday. For Hawaii, gusty trade winds a drier weather could result in any fires that start to spread rapidly. Read More >

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Mostly Cloudy

89°F

32°C

Humidity 55%
Wind Speed N 12 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 3 Aug 1:53 pm CDT
Extended Forecast for

Bay Saint Louis MS

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a steady temperature around 89. Northwest wind around 5 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 1am and 5am.  Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after 11am.  Partly sunny, with a high near 92. Calm wind becoming south around 5 mph in the morning.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm.  High near 91. Calm wind becoming southeast around 5 mph in the afternoon.  Chance of precipitation is 80%.

    High: 91 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 10am, then showers and thunderstorms likely after 10am.  Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon.  Chance of precipitation is 70%.

    High: 91 °F

    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms.  Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm.  Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 92 °F

    Showers
    Likely then
    T-storms
    Likely

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a steady temperature around 89. Northwest wind around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 1am and 5am. Partly cloudy, with a low around 75. Calm wind.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 11am. Partly sunny, with a high near 92. Calm wind becoming south around 5 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind.
Tuesday
Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm. High near 91. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind.
Wednesday
Showers likely and possibly a thunderstorm before 10am, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly clear, with a low around 74. Calm wind.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 73. Calm wind.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 74. Calm wind.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Calm wind becoming east around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Bay Saint Louis MS
 30.31°N 89.49°W
12:25 pm CDT Aug 3, 2025
2pm CDT Aug 3, 2025-6pm CDT Aug 9, 2025
 
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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