National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Heat in the Interior West; Monsoon Conditions in the Southwest

Dangerous heat is expected to be in place across portions of California, especially the Central Valley, and across the Interior Northwest into Friday. Heat Advisories will also be in place across the southern Plains into the Lower Mississippi River Valley. Monsoonal showers and thunderstorms may result in flash flooding and debris flows from the Four Corners region and Southwest through Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Slidell, Slidell Airport (KASD)

Lat: 30.34°NLon: 89.82°WElev: 30ft.

Fair

79°F

26°C

Humidity 90%
Wind Speed Calm
Barometer 29.92 in (1013.2 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 16 Aug 5:53 am CDT
Extended Forecast for

Pearl River LA

Heat Advisory August 16, 10:00am until August 16, 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 110. West wind 5 to 10 mph.

    Mostly Sunny
    then Chance
    T-storms

    High: 95 °F

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 75. Calm wind becoming north around 5 mph after midnight.

    Chance
    T-storms then
    Partly Cloudy

    Low: 75 °F

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 105. West wind 5 to 10 mph.

    Mostly Sunny
    then Chance
    T-storms

    High: 94 °F

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southwest wind around 5 mph.

    Chance
    T-storms

    Low: 74 °F

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 90. West wind 5 to 10 mph. Chance of precipitation is 70%.

    Chance
    T-storms then
    T-storms
    Likely

    High: 90 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. West wind around 5 mph. Chance of precipitation is 70%.

    T-storms
    Likely

    Low: 73 °F

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. West wind 5 to 10 mph. Chance of precipitation is 90%.

    Chance
    T-storms then
    T-storms

    High: 86 °F

  • Friday
    Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southwest wind around 5 mph.

    Chance
    Showers

    Low: 74 °F

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 89. Calm wind becoming south around 5 mph in the morning.

    T-storms
    Likely

    High: 89 °F

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 110. West wind 5 to 10 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 75. Calm wind becoming north around 5 mph after midnight.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 105. West wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southwest wind around 5 mph.
Thursday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 90. West wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. West wind around 5 mph. Chance of precipitation is 70%.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. West wind 5 to 10 mph. Chance of precipitation is 90%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southwest wind around 5 mph.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 89. Calm wind becoming south around 5 mph in the morning.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the morning.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Pearl River LA
 30.37°N 89.75°W
Last Update:
5:20 am CDT Aug 16, 2022
Forecast Valid:
6am CDT Aug 16, 2022-6pm CDT Aug 22, 2022
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation