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 >

Current conditions at

New Orleans Naval Air Station - Alvin Callender Field (KNBG)

Lat: 29.84°NLon: 90.02°WElev: 0ft.

Mostly Cloudy

81°F

27°C

Humidity 88%
Wind Speed S 8 mph
Barometer 29.85 in (1010.8 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 17 Jun 6:55 am CDT
Extended Forecast for

2 Miles WSW Pointe A La Hache LA

Coastal Flood Advisory until June 18, 12:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory until June 18, 12:00am

    NOW until 12:00am Thu

    Coastal Flood Advisory

  • Today

    High: 88 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tonight

    Tonight: Showers and possibly a thunderstorm.  Low around 79. South wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 79 °F

    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 11am and 1pm.  Partly sunny, with a high near 90. Heat index values as high as 106. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    T-storms
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 81. South wind 10 to 15 mph.

    Low: 81 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 91. South wind 5 to 10 mph.

    High: 91 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 79. South wind around 5 mph becoming calm  in the evening.

    Low: 79 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 90. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 80. South wind around 5 mph.

    Low: 80 °F

    Mostly Cloudy

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 88. 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 possibly a thunderstorm. Low around 79. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely, mainly between 11am and 1pm. Partly sunny, with a high near 90. Heat index values as high as 106. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 81. South wind 10 to 15 mph.
Juneteenth
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. South wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 79. South wind around 5 mph becoming calm in the evening.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 80. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 90. South wind 5 to 15 mph.
Sunday Night
Partly cloudy, with a low around 80. South wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 91. Southwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 80. Southwest wind 5 to 10 mph becoming light in the evening.
Tuesday
Mostly sunny, with a high near 92. Light southwest wind increasing to 5 to 10 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Pointe A La Hache LA
 29.57°N 89.82°W
5:31 am CDT Jun 17, 2026
7am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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Additional Resources

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