Heavy Rain in the Appalachians and Central Gulf Coast; Heat Continues in the West; Monitoring the Tropics

Heavy to excessive rainfall over the southern Appalachians and portions of the central Gulf Coast may bring areas of flooding today. Hot temperatures are in place through today across much of the western U.S. and New England. Tropical Storm Erin is forecast to become a Major Hurricane this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Partly Cloudy

82°F

28°C

Humidity 85%
Wind Speed NE 7 mph
Barometer 29.96 in (1014.4 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 12 Aug 8:53 am CDT
Extended Forecast for

2 Miles NNW Mandeville LA

  • Today

    Today: Showers and thunderstorms likely, mainly between 1pm and 5pm.  Partly sunny, with a high near 90. Northeast wind around 5 mph becoming south 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: 90 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm.

    Low: 74 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm.  Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 10am.  Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 50%.

    High: 92 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75. South wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms after 1pm.  Sunny, with a high near 94. Calm wind becoming west around 5 mph.

    High: 94 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly between 1pm and 5pm. Partly sunny, with a high near 90. Northeast wind around 5 mph becoming south 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.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 74. Southeast wind around 5 mph becoming calm.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Sunny, with a high near 92. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm.
Saturday
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming west around 5 mph.
Saturday Night
Partly cloudy, with a low around 75. Calm wind.
Sunday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 74. Calm wind.
Monday
A chance of showers and thunderstorms. Sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Mandeville LA
 30.4°N 90.1°W
6:07 am CDT Aug 12, 2025
9am CDT Aug 12, 2025-6pm CDT Aug 18, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database