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

90°F

32°C

Humidity 68%
Wind Speed NW 7 mph
Barometer 30.13 in (1019.6 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 21 Jun 12:53 pm CDT
Extended Forecast for

Chalmette LA

Heat Advisory June 21, 01:47pm until June 21, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 21, 01:47pm until June 21, 07:00pm

    NOW until 7:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 91 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 78. Southeast wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 90. Light east wind increasing to 5 to 10 mph in the morning.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 78. Southeast wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Sunny, with a high near 89. East wind 5 to 15 mph. Chance of precipitation is 70%.

    High: 89 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 79. East wind 5 to 10 mph.

    Low: 79 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 90. East wind 5 to 15 mph. Chance of precipitation is 70%.

    High: 90 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 79. Southeast wind 5 to 10 mph becoming light after midnight.

    Low: 79 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 91. East wind around 5 mph becoming south.
Tonight
Partly cloudy, with a low around 78. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 90. Light east wind increasing to 5 to 10 mph in the morning.
Sunday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 78. Southeast wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 20%.
Monday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Sunny, with a high near 89. East wind 5 to 15 mph. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 79. East wind 5 to 10 mph.
Tuesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 90. East wind 5 to 15 mph. Chance of precipitation is 70%.
Tuesday Night
Partly cloudy, with a low around 79. Southeast wind 5 to 10 mph becoming light after midnight.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. East wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 78. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Light and variable wind becoming east 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 78. Southeast wind around 5 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Light east wind becoming southeast 5 to 10 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chalmette LA
 29.94°N 89.96°W
Last Update:
1:06 pm CDT Jun 21, 2025
Forecast Valid:
1pm CDT Jun 21, 2025-6pm CDT Jun 27, 2025
 
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