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 >

Hazardous Weather Conditions

Current conditions at

Scott Municipal Airport (KSCX)

Lat: 36.46°NLon: 84.59°WElev: 1545ft.

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 72°F (22°C)
Visibility 8.00 mi
Last update 18 Aug 12:35 am EDT
Extended Forecast for

3 Miles SSW Helenwood TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 86 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 91. Calm wind.

    High: 91 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 88. Calm wind becoming west around 5 mph.  Chance of precipitation is 60%.

    High: 88 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 66. Calm wind.  Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 8am.  Partly sunny, with a high near 86. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am.  Partly cloudy, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 69. Calm wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 63. Calm wind.
Wednesday
Mostly sunny and hot, with a high near 91. Calm wind.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 68. Calm wind.
Thursday
Showers and thunderstorms likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Saturday
A slight chance of thunderstorms before 8am, then a slight chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 87. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 60.
Monday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Helenwood TN
 36.38°N 84.57°W (Elev. 1352 ft)
8:11 pm EDT Aug 17, 2026
12am EDT Aug 18, 2026-6pm EDT 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