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

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Hazardous Weather Conditions

Current conditions at

Monroe Regional Airport (KMLU)

Lat: 32.52°NLon: 92.03°WElev: 72ft.

Fair

94°F

34°C

Humidity 46%
Wind Speed S 8 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 18 Aug 7:53 pm CDT
Extended Forecast for

4 Miles NNW Columbia LA

Heat Advisory August 18, 08:10pm until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 08:10pm until August 19, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 79 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 101. Heat index values as high as 109. Southwest wind around 5 mph.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79. South wind around 5 mph.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 101. Heat index values as high as 107. Southwest wind around 5 mph becoming calm in the afternoon.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. Calm wind becoming south around 5 mph in the evening.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 79. South wind around 5 mph.
Wednesday
Mostly sunny and hot, with a high near 101. Heat index values as high as 109. Southwest wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 79. South wind around 5 mph.
Thursday
Sunny and hot, with a high near 101. Heat index values as high as 107. Southwest wind around 5 mph becoming calm in the afternoon.
Thursday Night
Mostly clear, with a low around 78. Calm wind becoming south around 5 mph in the evening.
Friday
Sunny and hot, with a high near 100.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny and hot, with a high near 101.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny and hot, with a high near 101.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny and hot, with a high near 101.
Monday Night
Mostly clear, with a low around 77.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 102.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Columbia LA
 32.15°N 92.11°W (Elev. 82 ft)
Last Update:
6:30 pm CDT Aug 18, 2026
Forecast Valid:
8pm CDT Aug 18, 2026-6pm CDT Aug 25, 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