Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fair

80°F

27°C

Humidity 94%
Wind Speed Calm
Barometer 30.00 in (1015.9 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 15 Jul 10:53 pm CDT
Extended Forecast for

Pearl River LA

Flood Watch July 16, 01:00pm until July 19, 01:00am
Heat Advisory July 16, 10:00am until July 16, 07:00pm
Click here for hazard details and duration
Flood Watch
Heat Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 76. Calm wind becoming northwest around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 5pm. Some of the storms could produce heavy rainfall.  Increasing clouds and hot, with a high near 96. Heat index values as high as 109. Northwest wind around 5 mph becoming southwest in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 96 °F

    Sunny then
    Heavy Rain

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm after 7pm. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 73. Calm wind becoming northeast around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    Low: 73 °F

    Heavy Rain
    then Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm.  High near 88. Northeast wind 5 to 10 mph becoming east in the afternoon.  Chance of precipitation is 100%.

    High: 88 °F

    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 75. East wind around 5 mph.  Chance of precipitation is 70%.

    Low: 75 °F

    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm.  High near 88. South wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%.

    High: 88 °F

    Showers then
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm.  High near 91. Southwest wind around 5 mph.  Chance of precipitation is 80%.

    High: 91 °F

    Chance
    T-storms then
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. South wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 76. Calm wind becoming northwest around 5 mph.
Wednesday
Showers and thunderstorms likely, mainly after 5pm. Some of the storms could produce heavy rainfall. Increasing clouds and hot, with a high near 96. Heat index values as high as 109. Northwest wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm after 7pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. Calm wind becoming northeast around 5 mph. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Thursday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 88. Northeast wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 100%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 75. East wind around 5 mph. Chance of precipitation is 70%.
Friday
Showers and possibly a thunderstorm before 1pm, then showers and thunderstorms after 1pm. High near 88. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 91. Southwest wind around 5 mph. Chance of precipitation is 80%.
Saturday Night
Partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 75. South wind around 5 mph becoming calm.
Monday
A chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 73. South wind around 5 mph becoming calm.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Pearl River LA
 30.37°N 89.75°W
6:36 pm CDT Jul 15, 2025
11pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
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