Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

New Orleans, New Orleans International Airport (KMSY)

Lat: 29.99°NLon: 90.25°WElev: 3ft.

Overcast

81°F

27°C

Humidity 88%
Wind Speed S 12 mph
Barometer 29.84 in (1010.8 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 17 Jun 7:53 am CDT
Extended Forecast for

Mimosa Park LA

Flood Watch June 17, 07:59am until June 19, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 17, 07:59am until June 19, 07:00am

    NOW until 7:00am Fri

    Flood Watch

  • Today

    High: 85 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then showers and possibly a thunderstorm between 2am and 4am, then showers and thunderstorms likely after 4am.  Low around 78. South wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 78 °F

    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 2pm.  Partly sunny, with a high near 89. Heat index values as high as 106. Southwest wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms between 7pm and 1am.  Partly cloudy, with a low around 80. South wind around 10 mph.  Chance of precipitation is 30%.

    Low: 80 °F

    Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm.  Mostly sunny, with a high near 91. South wind 5 to 10 mph.  Chance of precipitation is 60%.

    High: 91 °F

    T-storms
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am.  Mostly cloudy, with a low around 78. South wind around 5 mph.  Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm.  Partly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 90 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 79. South wind around 5 mph.

    Low: 79 °F

    Mostly Cloudy

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 85. South wind 10 to 15 mph, with gusts as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 2am, then showers and possibly a thunderstorm between 2am and 4am, then showers and thunderstorms likely after 4am. Low around 78. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers and thunderstorms likely, mainly before 2pm. Partly sunny, with a high near 89. Heat index values as high as 106. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 80. South wind around 10 mph. Chance of precipitation is 30%.
Juneteenth
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 91. South wind 5 to 10 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 78. South wind around 5 mph. Chance of precipitation is 30%.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 90. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 79. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 91. South wind 5 to 15 mph.
Sunday Night
Partly cloudy, with a low around 79. South wind around 10 mph.
Monday
Sunny, with a high near 93. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 78. South wind 5 to 10 mph.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Mimosa Park LA
 29.91°N 90.35°W
5:31 am CDT Jun 17, 2026
7am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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