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

Severe Thunderstorm and Flash Flooding Threats in the South

Organized severe thunderstorms capable of producing mainly large hail and perhaps damaging winds are expected across portions of Louisiana this afternoon with a second round further west tonight. Heavy thunderstorms may lead to flash flooding over portions of the northern Gulf Coast today through Saturday. Several inches of excessive rainfall are possible with Flash Flood Watches in effect. Read More >

Hazardous Weather Conditions

Current conditions at

New Orleans, New Orleans Lakefront Airport (KNEW)

Lat: 30.05°NLon: 90.03°WElev: 7ft.

Thunderstorm in Vicinity Rain and Windy

68°F

20°C

Humidity 68%
Wind Speed E 30 G 40 mph
Barometer 30.06 in (1017.2 mb)
Dewpoint 57°F (14°C)
Visibility 4.00 mi
Last update 13 Apr 3:53 pm CDT
Extended Forecast for

New Orleans LA

Flash Flood Watch until April 15, 12:00pm
Severe T-storm Watch until April 13, 06:00pm
Click here for hazard details and duration
Flash Flood Watch
Severe T-storm Watch
  •  
    Flash Flood Watch until April 15, 12:00pm
    Severe T-storm Watch until April 13, 06:00pm

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • This
    Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Some storms could be severe, with large hail, damaging winds, and heavy rain. Cloudy, with a steady temperature around 73. East wind around 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Severe
    Thunderstorms

    High: 73 °F

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm. Some storms could be severe, with heavy rain. Cloudy, then gradually becoming partly cloudy, with a low around 66. Southeast wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.

    Severe
    Thunderstorms
    then Mostly
    Cloudy

    Low: 66 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rain. Patchy fog between 10am and 11am. Otherwise, increasing clouds, with a high near 77. East wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Heavy Rain
    and Patchy
    Fog then
    Heavy Rain

    High: 77 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 65. Southeast wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 60%.

    Heavy Rain

    Low: 65 °F

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rain. High near 73. Northeast wind 5 to 10 mph. Chance of precipitation is 80%.

    Heavy Rain

    High: 73 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 60. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 60 °F

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 8am. Cloudy, with a high near 71. Northeast wind 10 to 15 mph. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 71 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Cloudy, with a low around 63. East wind 5 to 10 mph. Chance of precipitation is 70%.

    Chance
    T-storms then
    Showers
    Likely

    Low: 63 °F

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Some storms could be severe, with large hail, damaging winds, and heavy rain. Cloudy, with a steady temperature around 73. East wind around 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm. Some storms could be severe, with heavy rain. Cloudy, then gradually becoming partly cloudy, with a low around 66. Southeast wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rain. Patchy fog between 10am and 11am. Otherwise, increasing clouds, with a high near 77. East wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 65. Southeast wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm, mainly before 2pm, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rain. High near 73. Northeast wind 5 to 10 mph. Chance of precipitation is 80%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 60. Northeast wind 5 to 10 mph. Chance of precipitation is 30%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Cloudy, with a high near 71. Northeast wind 10 to 15 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Cloudy, with a low around 63. East wind 5 to 10 mph. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Cloudy, with a high near 75. North wind 5 to 10 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. North wind around 10 mph.
Sunday
A chance of showers. Partly sunny, with a high near 69. North wind 10 to 15 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 57. North wind around 10 mph.
Monday
A chance of showers. Partly sunny, with a high near 71. Northeast wind 10 to 15 mph.
Monday Night
A chance of showers. Mostly cloudy, with a low around 58. North wind around 10 mph.
Tuesday
A chance of showers. Mostly sunny, with a high near 73. North wind around 10 mph.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
New Orleans LA
 30.08°N 89.93°W
Last Update:
3:16 pm CDT Apr 13, 2021
Forecast Valid:
4pm CDT Apr 13, 2021-6pm CDT Apr 20, 2021
 
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