Dangerous, Heat Wave Persists in the Eastern U.S.; Severe Weather Expected in the Central Plains and Mid-Atlantic

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Mid-South, and East Coast. Severe thunderstorms are expected to produce damaging wind gusts from the Upper Ohio Valley into the Mid Atlantic, and across the central Great Plains this afternoon and evening. Large hail and heavy rain is also possible across the Great Plains. Read More >

Current conditions at

Scott Municipal Airport (KSCX)

Lat: 36.46°NLon: 84.59°WElev: 1545ft.

68°F

20°C

Humidity 94%
Wind Speed SW 3 mph
Barometer 30.09 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 4 Jul 1:35 am EDT
Extended Forecast for

Huntsville TN

Heat Advisory July 4, 01:48am until July 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 4, 01:48am until July 4, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Overnight

    Low: 70 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny and hot, with a high near 93. Heat index values as high as 98. Calm wind.

    High: 93 °F

    Hot

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then showers and thunderstorms likely after 11am.  Increasing clouds and hot, with a high near 90. Heat index values as high as 95. Calm wind.  Chance of precipitation is 70%.

    High: 90 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 8pm.  Partly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely then
    Chance
    Showers

  • Monday

    Monday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 88. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 80%.

    High: 88 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am.  Low around 69. Calm wind.  Chance of precipitation is 80%.

    Low: 69 °F

    T-storms then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 70. Calm wind.
Independence Day
Sunny and hot, with a high near 93. Heat index values as high as 98. Calm wind.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70. Calm wind.
Sunday
A slight chance of showers, then showers and thunderstorms likely after 11am. Increasing clouds and hot, with a high near 90. Heat index values as high as 95. Calm wind. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%.
Monday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 88. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 69. Calm wind. Chance of precipitation is 80%.
Tuesday
A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 67. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 86.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Huntsville TN
 36.42°N 84.48°W (Elev. 1503 ft)
1:36 am EDT Jul 4, 2026
1am EDT Jul 4, 2026-6pm EDT Jul 10, 2026
 
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Additional Resources

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