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

Hazardous Weather Conditions

Current conditions at

New Orleans, New Orleans Lakefront Airport (KNEW)

Lat: 30.05°NLon: 90.03°WElev: 7ft.

Fair

86°F

30°C

Humidity 83%
Wind Speed NW 10 mph
Barometer 30.04 in (1016.6 mb)
Dewpoint 80°F (27°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 23 Aug 9:53 am CDT
Extended Forecast for

3 Miles NNW Gretna LA

Heat Advisory August 23, 11:00am until August 23, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. Heat index values as high as 110. Northwest wind around 5 mph becoming east in the afternoon.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 81. South wind around 5 mph becoming calm in the evening.

    Low: 81 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm. Increasing clouds and hot, with a high near 95. Heat index values as high as 109. Southwest wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 80. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 80 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 93. West wind around 5 mph. Chance of precipitation is 60%.

    High: 93 °F

    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 79. Southwest wind around 5 mph.

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming west around 5 mph in the morning.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening.

    Low: 79 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. West wind around 5 mph.

    High: 91 °F

    T-storms
    Likely

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. Heat index values as high as 110. Northwest wind around 5 mph becoming east in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 81. South wind around 5 mph becoming calm in the evening.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Increasing clouds and hot, with a high near 95. Heat index values as high as 109. Southwest wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 80. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 93. West wind around 5 mph. Chance of precipitation is 60%.
Tuesday Night
Mostly clear, with a low around 79. Southwest wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Calm wind becoming west around 5 mph in the morning.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening.
Thursday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny, with a high near 91. West wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 78. South wind around 5 mph becoming calm.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Calm wind becoming west around 5 mph.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Calm wind.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming southeast around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Gretna LA
 29.94°N 90.09°W
Last Update:
1:57 am CDT Aug 23, 2026
Forecast Valid:
10am CDT Aug 23, 2026-6pm CDT Aug 29, 2026
 
Forecast Discussion
 
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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