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

Hazardous Weather Conditions

Current conditions at

Lawrenceburg-Lawrence County Airport (K2M2)

Lat: 35.23°NLon: 87.26°WElev: 936ft.

A Few Clouds

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 30 Jun 12:55 am CDT
Extended Forecast for

Waynesboro TN

Extreme Heat Warning June 30, 01:18am until July 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 30, 01:18am until July 2, 08:00pm

    NOW until 8:00pm Thu

    Extreme Heat Warning

  • Overnight

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind.

    High: 98 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming south southeast around 5 mph.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind.

    High: 96 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind.
Tuesday
Sunny and hot, with a high near 98. Heat index values as high as 105. Calm wind.
Tuesday Night
Mostly clear, with a low around 77. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming south southeast around 5 mph.
Wednesday Night
Mostly clear, with a low around 77. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 97. Calm wind.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Calm wind.
Friday Night
Mostly clear, with a low around 74. Calm wind.
Independence Day
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 95.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waynesboro TN
 35.31°N 87.76°W (Elev. 899 ft)
Last Update:
1:31 pm CDT Jun 29, 2026
Forecast Valid:
1am CDT Jun 30, 2026-6pm CDT Jul 6, 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