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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Lafayette, Lafayette Regional Airport (KLFT)

Lat: 30.2°NLon: 91.99°WElev: 39ft.

Overcast

77°F

25°C

Humidity 96%
Wind Speed NE 7 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 76°F (24°C)
Visibility 8.00 mi
Heat Index78°F (26°C)
Last update 4 Oct 8:53 am CDT
Extended Forecast for

Duson LA

  • Today

    Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 81. North wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 70. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 84. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. North wind 5 to 10 mph.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87. Northeast wind around 10 mph.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. Northeast wind around 5 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 88. Northeast wind 5 to 10 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Calm wind becoming northeast around 5 mph after midnight.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88. East wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 81. North wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 70. North wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers between 3pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 84. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 69. North wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 87. Northeast wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 68. Northeast wind around 5 mph.
Wednesday
Sunny, with a high near 88. Northeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 66. Calm wind becoming northeast around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 88. East wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 66.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Duson LA
 30.25°N 92.18°W
Last Update:
7:46 am CDT Oct 4, 2026
Forecast Valid:
9am CDT Oct 4, 2026-6pm CDT Oct 10, 2026
 
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