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

Hazardous Weather Conditions

Current conditions at

Louisiana Regional Airport (KREG)

Lat: 30.17°NLon: 90.94°WElev: 14ft.

Fair

98°F

37°C

Humidity 47%
Wind Speed SW 8 mph
Barometer 29.96 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index110°F (43°C)
Last update 21 Aug 4:15 pm CDT
Extended Forecast for

Modeste LA

Heat Advisory August 22, 11:00am until August 22, 08:00pm
Extreme Heat Warning until August 21, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning until August 21, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 99 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.

    Low: 78 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 100. Heat index values as high as 113. West wind around 5 mph becoming north in the afternoon.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 79. Calm wind becoming southwest around 5 mph.

    Low: 79 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph.

    High: 100 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79. Calm wind.

    Low: 79 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Calm wind becoming west around 5 mph.

    High: 98 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 78. Calm wind.

    Low: 78 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 99. Heat index values as high as 111. West wind around 5 mph.
Tonight
A 40 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 78. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny and hot, with a high near 100. Heat index values as high as 113. West wind around 5 mph becoming north in the afternoon.
Saturday Night
Mostly clear, with a low around 79. Calm wind becoming southwest around 5 mph.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph.
Sunday Night
Mostly clear, with a low around 79. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 98. Calm wind becoming west around 5 mph.
Monday Night
Partly cloudy, with a low around 78. Calm wind.
Tuesday
A chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 78. South wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms. Sunny and hot, with a high near 97. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 77. Southwest wind around 5 mph becoming calm.
Thursday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95. Calm wind becoming west around 5 mph.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 77. Calm wind.
Friday
A chance of showers and thunderstorms. Sunny and hot, with a high near 96. Calm wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Modeste LA
 30.18°N 91.03°W
Last Update:
2:17 pm CDT Aug 21, 2026
Forecast Valid:
4pm CDT Aug 21, 2026-6pm CDT Aug 28, 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