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

93°F

34°C

Humidity 56%
Wind Speed SW 9 mph
Barometer 29.99 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 17 Aug 2:35 pm CDT
Extended Forecast for

Waynesboro TN

Heat Advisory August 17, 02:52pm until August 17, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 17, 02:52pm until August 17, 07:00pm

    NOW until 7:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 69. North northwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, sunny, with a high near 90. Calm wind becoming north around 5 mph in the afternoon.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 68. Calm wind.

    Low: 68 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Calm wind becoming west southwest around 5 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 95. Heat index values as high as 106. West northwest wind around 10 mph.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 69. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 90. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 68. Calm wind.
Wednesday
Sunny, with a high near 94. Calm wind becoming west southwest around 5 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. Calm wind.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Calm wind becoming west around 5 mph. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 68.
Saturday
Sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 89.
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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 Aug 17, 2026
Forecast Valid:
2pm CDT Aug 17, 2026-6pm CDT Aug 23, 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