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

Hazardous Weather Conditions

Current conditions at

New Orleans, New Orleans International Airport (KMSY)

Lat: 29.99°NLon: 90.25°WElev: 3ft.

Mostly Cloudy

88°F

31°C

Humidity 61%
Wind Speed E 9 mph
Barometer 29.93 in (1013.8 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 21 Aug 4:53 pm CDT
Extended Forecast for

Harahan LASimilar City Names

Heat Advisory August 22, 11:00am until August 22, 08:00pm
Extreme Heat Warning until August 21, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning until August 21, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 96 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 80. Southwest wind around 5 mph becoming southeast in the evening.

    Low: 80 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Heat index values as high as 112. North wind around 5 mph.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 80. Southwest wind around 5 mph.

    Low: 80 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Northwest wind around 5 mph becoming east in the afternoon.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 81. South wind around 5 mph becoming calm.

    Low: 81 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 80. South wind around 5 mph becoming calm in the evening.

    Low: 80 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 96. Heat index values as high as 110. South wind around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 80. Southwest wind around 5 mph becoming southeast in the evening.
Saturday
Sunny and hot, with a high near 98. Heat index values as high as 112. North wind around 5 mph.
Saturday Night
Mostly clear, with a low around 80. Southwest wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Northwest wind around 5 mph becoming east in the afternoon.
Sunday Night
Mostly clear, with a low around 81. South wind around 5 mph becoming calm.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 80. South wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers and thunderstorms, mainly after 1pm. Sunny and hot, with a high near 95. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 79. Southwest wind around 5 mph.
Wednesday
A chance of showers and thunderstorms. Sunny and hot, with a high near 95. Calm wind becoming southwest around 5 mph in the morning.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78. Southwest wind around 5 mph.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming west around 5 mph in the morning.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming north around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harahan LASimilar City Names
 29.95°N 90.19°W
Last Update:
2:17 pm CDT Aug 21, 2026
Forecast Valid:
5pm CDT Aug 21, 2026-6pm CDT Aug 28, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation