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

Lafayette, Lafayette Regional Airport (KLFT)

Lat: 30.2°NLon: 91.99°WElev: 39ft.

Mostly Cloudy

78°F

26°C

Humidity 93%
Wind Speed Calm
Barometer 29.79 in (1008.8 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Jun 5:53 am CDT
Extended Forecast for

6 Miles NNE Kaplan LA

Flood Watch June 17, 06:15am until June 18, 07:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 17, 06:15am until June 18, 07:00pm

    NOW until 7:00pm Thu

    Flood Watch

  • Today

    High: 82 °F

    Showers
    Likely then
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am.  Low around 77. South wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 77 °F

    T-storms then
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 1pm.  Mostly sunny, with a high near 88. Heat index values as high as 108. South wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 88 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 80. South wind 5 to 10 mph.

    Low: 80 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 90. South wind 5 to 10 mph.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 77. South wind around 5 mph becoming calm  after midnight.

    Low: 77 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 89. Light south wind increasing to 5 to 10 mph in the afternoon.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 78. South wind 5 to 10 mph.

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

Today
Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then showers and thunderstorms likely after 5pm. Patchy fog after 4pm. High near 82. Windy, with a southeast wind 10 to 20 mph increasing to 25 to 35 mph. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms before 1am, then showers and possibly a thunderstorm, mainly after 1am. Low around 77. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Thursday
Showers and thunderstorms likely, mainly before 1pm. Mostly sunny, with a high near 88. Heat index values as high as 108. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Partly cloudy, with a low around 80. South wind 5 to 10 mph.
Juneteenth
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. South wind around 5 mph becoming calm after midnight.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Light south wind increasing to 5 to 10 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 78. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 89. South wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 79.
Monday
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 77.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Kaplan LA
 30.09°N 92.24°W
6:10 am CDT Jun 17, 2026
6am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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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