Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Natchitoches, Natchitoches Regional Airport (KIER)

Lat: 31.74°NLon: 93.1°WElev: 121ft.

Fair

92°F

33°C

Humidity 50%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 17 Aug 7:35 pm CDT
Extended Forecast for

4 Miles WNW Coushatta LA

Heat Advisory August 17, 07:52pm until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 17, 07:52pm until August 19, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 79 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 103. Heat index values as high as 110. West wind around 5 mph becoming calm.

    High: 103 °F

    Hot

  • Tuesday Night

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

    Low: 79 °F

    Mostly Clear

  • Wednesday

    Wednesday: 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: Partly cloudy, with a low around 78. Calm wind becoming southwest around 5 mph after midnight.

    Low: 78 °F

    Partly Cloudy

  • Thursday

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

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Friday

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

    High: 100 °F

    Hot

Detailed Forecast

Tonight
Clear, with a low around 79. Calm wind becoming southwest around 5 mph.
Tuesday
Sunny and hot, with a high near 103. Heat index values as high as 110. West wind around 5 mph becoming calm.
Tuesday Night
Mostly clear, with a low around 79. South wind around 5 mph.
Wednesday
Sunny and hot, with a high near 101. Heat index values as high as 109. Southwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 78. Calm wind becoming southwest around 5 mph after midnight.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Mostly clear, with a low around 77.
Friday
Sunny and hot, with a high near 100.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Sunny and hot, with a high near 100.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny and hot, with a high near 100.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 100.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Coushatta LA
 32.03°N 93.4°W (Elev. 108 ft)
6:30 pm CDT Aug 17, 2026
7pm CDT Aug 17, 2026-6pm CDT Aug 24, 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