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

Hazardous Weather Conditions

Current conditions at

Jackson, McKellar-Sipes Regional Airport (KMKL)

Lat: 35.59°NLon: 88.92°WElev: 433ft.

Fair

74°F

23°C

Humidity 88%
Wind Speed SW 7 mph
Barometer 30.14 in (1020.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 15 Aug 6:53 am CDT
Extended Forecast for

Lexington TN

Extreme Heat Warning August 15, 07:32am until August 16, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 15, 07:32am until August 16, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Today

    High: 98 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. Calm wind becoming southwest around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Heat index values as high as 109. West southwest wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. Calm wind becoming west southwest around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95. Light west wind becoming northwest 5 to 10 mph in the morning.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 71. North wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 94. Calm wind becoming northwest around 5 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

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

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 98. Heat index values as high as 104. Calm wind becoming west around 5 mph in the morning.
Tonight
Mostly clear, with a low around 74. Calm wind becoming southwest around 5 mph.
Sunday
Sunny and hot, with a high near 99. Heat index values as high as 109. West southwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 76. Calm wind becoming west southwest around 5 mph.
Monday
Sunny, with a high near 95. Light west wind becoming northwest 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 71. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 94. Calm wind becoming northwest around 5 mph.
Tuesday Night
Mostly clear, with a low around 72. Calm wind.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 68.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lexington TN
 35.66°N 88.4°W (Elev. 509 ft)
Last Update:
6:15 am CDT Aug 15, 2026
Forecast Valid:
7am CDT Aug 15, 2026-6pm CDT Aug 21, 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