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.

Partly Cloudy

78°F

26°C

Humidity 82%
Wind Speed S 3 mph
Barometer 29.98 in (1014.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Aug 5:53 am CDT
Extended Forecast for

Lexington TN

Heat Advisory August 17, 06:18am until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 17, 06:18am until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Today

    High: 93 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 70. North northwest wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 91. Calm wind becoming north around 5 mph.

    High: 91 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. Calm wind becoming south southeast around 5 mph.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.

    High: 91 °F

    Chance
    T-storms

  • 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 then
    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms, mainly between noon and 1pm. Sunny, with a high near 93. Heat index values as high as 106. West northwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 70. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 91. Calm wind becoming north around 5 mph.
Tuesday Night
Mostly clear, with a low around 69. Calm wind.
Wednesday
Sunny, with a high near 96. Calm wind becoming south southeast around 5 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Sunny, with a high near 89.
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:
Lexington TN
 35.66°N 88.4°W (Elev. 509 ft)
Last Update:
6:15 am CDT Aug 17, 2026
Forecast Valid:
6am 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