Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fair

77°F

25°C

Humidity 88%
Wind Speed N 3 mph
Barometer 30.08 in (1018.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Jul 7:53 am CDT
Extended Forecast for

4 Miles WSW Stennis Space Center MS

Heat Advisory July 15, 10:00am until July 15, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Calm wind becoming north around 5 mph.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm.  Increasing clouds and hot, with a high near 95. Heat index values as high as 107. Northwest wind around 5 mph becoming southeast in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm after 10pm.  Mostly cloudy, with a low around 74. Calm wind becoming northeast around 5 mph.  Chance of precipitation is 70%.

    Low: 74 °F

    T-storms
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm.  High near 89. Northeast wind 5 to 10 mph becoming east in the afternoon.  Chance of precipitation is 100%.

    High: 89 °F

    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 74. East wind around 5 mph becoming south after midnight.  Chance of precipitation is 80%.

    Low: 74 °F

    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm.  High near 88. South wind 5 to 10 mph.  Chance of precipitation is 90%.

    High: 88 °F

    Showers then
    T-storms

  • Friday Night

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

    Low: 75 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm.  Partly sunny, with a high near 90. Southwest wind around 5 mph.

    High: 90 °F

    Showers
    Likely then
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Calm wind becoming north around 5 mph.
Tonight
Mostly clear, with a low around 77. Calm wind.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Increasing clouds and hot, with a high near 95. Heat index values as high as 107. Northwest wind around 5 mph becoming southeast in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm after 10pm. Mostly cloudy, with a low around 74. Calm wind becoming northeast around 5 mph. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 89. Northeast wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 100%.
Thursday Night
Showers and possibly a thunderstorm. Low around 74. East wind around 5 mph becoming south after midnight. Chance of precipitation is 80%.
Friday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 88. South wind 5 to 10 mph. Chance of precipitation is 90%.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Saturday
Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Southwest wind around 5 mph.
Saturday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Stennis Space Center MS
 30.32°N 89.63°W
6:21 am CDT Jul 15, 2025
8am CDT Jul 15, 2025-6pm CDT Jul 21, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database