Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Mostly Cloudy

87°F

31°C

Humidity 59%
Wind Speed W 8 mph
Barometer 30.16 in (1020.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 26 Jul 1:53 pm EDT
Extended Forecast for

South Pittsburg TN

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly between 1pm and 5pm.  Mostly sunny and hot, with a high near 90. Heat index values as high as 99. Southwest wind around 5 mph.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm.  Sunny and hot, with a high near 92. Heat index values as high as 102. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after 1pm.  Sunny and hot, with a high near 92. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny and hot, with a high near 94. Calm wind becoming north around 5 mph.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm.  Mostly sunny and hot, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly between 1pm and 5pm. Mostly sunny and hot, with a high near 90. Heat index values as high as 99. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 72. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Sunny and hot, with a high near 92. Heat index values as high as 102. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 73. Calm wind.
Monday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 92. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 73. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 94. Calm wind becoming north around 5 mph.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Mostly sunny and hot, with a high near 92. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 89. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Friday
Showers and thunderstorms. High near 87. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
South Pittsburg TN
 35.01°N 85.72°W (Elev. 689 ft)
12:32 pm CDT Jul 26, 2025
12pm CDT Jul 26, 2025-6pm CDT Aug 1, 2025
 
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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