Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Natchitoches, Natchitoches Regional Airport (KIER)

Lat: 31.74°NLon: 93.1°WElev: 121ft.

Partly Cloudy

96°F

36°C

Humidity 44%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 19 Aug 2:35 pm CDT
Extended Forecast for

3 Miles WNW Winnfield LA

Heat Advisory August 19, 02:46pm until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 19, 02:46pm until August 20, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 100 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 77. South wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 101. Heat index values as high as 110. Southwest wind around 5 mph.

    High: 101 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. South wind around 5 mph becoming northwest after midnight.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 102. West wind around 5 mph.

    High: 102 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am.  Partly cloudy, with a low around 75. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

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

    High: 101 °F

    Hot

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly clear, with a low around 73.

    Low: 73 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 100. Heat index values as high as 110. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 77. South wind around 5 mph.
Thursday
Sunny and hot, with a high near 101. Heat index values as high as 110. Southwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around 77. South wind around 5 mph becoming northwest after midnight.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 102. West wind around 5 mph.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Saturday
Sunny and hot, with a high near 101.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 73.
Sunday
Sunny and hot, with a high near 102.
Sunday Night
Mostly clear, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 100.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Winnfield LA
 31.93°N 92.68°W (Elev. 138 ft)
1:50 pm CDT Aug 19, 2026
2pm CDT Aug 19, 2026-6pm CDT Aug 25, 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