Thunderstorms and Heavy Rainfall in the Mid-Atlantic; Fire Weather Concerns in the West

Thunderstorms are expected to bring heavy rain and potential significant flash and urban flooding to the Mid-Atlantic on Thursday, especially along the I-95 urban corridor. Dry conditions, gusty winds, and isolated dry thunderstorms will continue to bring a critical fire weather threat to the northwestern Great Basin into the interior Northwest through Thursday. Read More >

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fair

72°F

22°C

Humidity 97%
Wind Speed Calm
Barometer 30.01 in (1016.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 31 Jul 1:53 am CDT
Extended Forecast for

2 Miles E Nicholson MS

Heat Advisory July 31, 11:00am until July 31, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Mostly clear, with a steady temperature around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 3pm and 4pm.  Mostly sunny and hot, with a high near 95. Heat index values as high as 109. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 11pm.  Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms, mainly between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm.  High near 96. Heat index values as high as 109. Calm wind becoming northwest around 5 mph.  Chance of precipitation is 80%.

    High: 96 °F

    Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 7pm.  Partly cloudy, with a low around 75. Calm wind.  Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm.  Mostly sunny and hot, with a high near 95. Calm wind becoming northwest around 5 mph.  Chance of precipitation is 70%.

    High: 95 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 1pm.  Mostly sunny, with a high near 94. Calm wind becoming north around 5 mph.  Chance of precipitation is 60%.

    High: 94 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 1am.  Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 75. Calm wind.
Thursday
Showers and thunderstorms likely, mainly between 3pm and 4pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 109. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 11pm. Mostly clear, with a low around 76. Calm wind.
Friday
Showers and thunderstorms, mainly between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 96. Heat index values as high as 109. Calm wind becoming northwest around 5 mph. Chance of precipitation is 80%.
Friday Night
Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny and hot, with a high near 95. Calm wind becoming northwest around 5 mph. Chance of precipitation is 70%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 73. Calm wind.
Sunday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 94. Calm wind becoming north around 5 mph. Chance of precipitation is 60%.
Sunday Night
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 73. Calm wind.
Monday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 92. Calm wind becoming east around 5 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind.
Tuesday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Calm wind becoming east around 5 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind.
Wednesday
Showers and thunderstorms likely. Mostly sunny, with a high near 93. Calm wind becoming southeast around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Nicholson MS
 30.48°N 89.64°W
12:25 am CDT Jul 31, 2025
2am CDT Jul 31, 2025-6pm CDT Aug 6, 2025
 
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Additional Resources

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