Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Partly Cloudy

93°F

34°C

Humidity 52%
Wind Speed Calm
Barometer 29.99 in (1015.6 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 17 Aug 12:53 pm CDT
Extended Forecast for

4 Miles SE Pearl River LA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny and hot, with a high near 96. Heat index values as high as 106. Northeast wind around 5 mph becoming southeast.

    High: 96 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms, mainly between 10pm and 11pm.  Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Some of the storms could produce heavy rainfall.  Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Heavy Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 95. Calm wind becoming east around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm.  Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 106. Northeast wind around 5 mph becoming southeast.
Tonight
A 20 percent chance of showers and thunderstorms, mainly between 10pm and 11pm. Partly cloudy, with a low around 74. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Some of the storms could produce heavy rainfall. Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 74. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 74. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 74. Calm wind.
Thursday
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74. Calm wind.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Pearl River LA
 30.32°N 89.7°W
12:26 pm CDT Aug 17, 2025
1pm CDT Aug 17, 2025-6pm CDT Aug 23, 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