Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Lafayette, Lafayette Regional Airport (KLFT)

Lat: 30.2°NLon: 91.99°WElev: 39ft.

A Few Clouds

76°F

24°C

Humidity 94%
Wind Speed E 3 mph
Barometer 29.94 in (1013.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 20 Jun 10:53 pm CDT
Extended Forecast for

3 Miles E Duson LA

  • Tonight

    Tonight: Showers likely before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am.  Mostly cloudy, with a low around 77. South wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 77 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly between 11am and 2pm.  Mostly sunny, with a high near 88. Heat index values as high as 99. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 88 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 78. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 90. Heat index values as high as 103. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South wind 5 to 10 mph becoming light  after midnight.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. Southwest wind 5 to 10 mph becoming light  in the evening.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 77. South wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 30 percent chance of showers and thunderstorms, mainly between 11am and 2pm. Mostly sunny, with a high near 88. Heat index values as high as 99. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 78. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 90. Heat index values as high as 103. South wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 77. South wind 5 to 10 mph becoming light after midnight.
Tuesday
Mostly sunny, with a high near 91. Light south wind becoming southwest 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 75. Southwest wind 5 to 10 mph becoming light in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 74.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Duson LA
 30.25°N 92.13°W
7:45 pm CDT Jun 20, 2026
11pm CDT Jun 20, 2026-6pm CDT Jun 27, 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