National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall Threat for Portions of Mid-Atlantic and Northeast; Heat Linger for Southeast and Expands for the West

Moisture and nearby frontal boundary will focus more showers and thunderstorms for portions of the Mid-Atlantic and Northeast today. Rainfall could be locally heavy resulting instances of flash flooding. Meanwhile, the heat lingers for areas of the Southeast and expands across the Western U.S. the next several days. Between these areas, severe thunderstorms possible for the Plains and Midwest. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Overcast

85°F

29°C

Humidity 65%
Wind Speed SW 5 mph
Barometer 29.95 in (1013.5 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 6 Jul 8:53 pm EDT
Extended Forecast for

Harrison TN

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 10pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    Showers then
    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.

    High: 88 °F

    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Heat index values as high as 98. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 72. West wind around 5 mph becoming calm.

    Low: 72 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 8am. Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 8am. Mostly sunny and hot, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly before 10pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 72. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Heat index values as high as 98. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 72. West wind around 5 mph becoming calm.
Thursday
A 30 percent chance of showers and thunderstorms after 8am. Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
A chance of showers, with thunderstorms also possible after 8am. Mostly sunny and hot, with a high near 90. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 73.
Saturday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 73. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 72. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrison TN
 35.11°N 85.16°W (Elev. 699 ft)
Last Update:
7:16 pm EDT Jul 6, 2026
Forecast Valid:
9pm EDT Jul 6, 2026-6pm EDT Jul 13, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation