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Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Lafayette, Lafayette Regional Airport (KLFT)

Lat: 30.2°NLon: 91.99°WElev: 39ft.

A Few Clouds

96°F

36°C

Humidity 51%
Wind Speed N 15 G 29 mph
Barometer 29.75 in (1007.2 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index108°F (42°C)
Last update 22 Jul 3:53 pm CDT
Extended Forecast for

Grand Coteau LA

Extreme Heat Warning until July 22, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until July 22, 08:00pm

    NOW until 8:00pm Wed

    Extreme Heat Warning

  • This Afternoon

    High: 97 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 5am. Partly cloudy, with a low around 79. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 79 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 90. Heat index values as high as 103. East wind around 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    T-storms
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly clear, with a low around 77. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. South wind 5 to 10 mph.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. South wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 93 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 97. Heat index values as high as 113. North wind around 15 mph, with gusts as high as 20 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers after 5am. Partly cloudy, with a low around 79. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 90. Heat index values as high as 103. East wind around 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly clear, with a low around 77. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. South wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 75. South wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 75. South wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 76.
Monday
Sunny, with a high near 95.
Monday Night
Mostly clear, with a low around 77.
Tuesday
Sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny and hot, with a high near 97.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Coteau LA
 30.43°N 92.05°W
Last Update:
3:56 pm CDT Jul 22, 2026
Forecast Valid:
4pm CDT Jul 22, 2026-6pm CDT Jul 29, 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