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

Jackson, McKellar-Sipes Regional Airport (KMKL)

Lat: 35.59°NLon: 88.92°WElev: 433ft.

Fair

88°F

31°C

Humidity 50%
Wind Speed W 6 mph
Barometer 29.99 in (1014.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 20 Sep 9:53 am CDT
Extended Forecast for

Lexington TN

  • Today

    Today: Mostly sunny and hot, with a high near 97. Heat index values as high as 100. Calm wind becoming west around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 96. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 96 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 69. North wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. North wind 5 to 10 mph.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. North northeast wind 5 to 15 mph.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. North wind 5 to 10 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. North wind 5 to 10 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Mostly sunny and hot, with a high near 97. Heat index values as high as 100. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 72. Calm wind.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 96. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 69. North wind around 5 mph becoming calm. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 88. North wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 62. North northeast wind 5 to 15 mph.
Wednesday
Sunny, with a high near 82. North wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 58. North wind 5 to 10 mph.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 82.
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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:
7:36 am CDT Sep 20, 2026
Forecast Valid:
10am CDT Sep 20, 2026-6pm CDT Sep 26, 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