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

85°F

29°C

Humidity 63%
Wind Speed S 3 mph
Barometer 30.05 in (1016.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 18 Sep 6:53 pm CDT
Extended Forecast for

Brownsville TN

Heat Advisory September 18, 07:52pm until September 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 18, 07:52pm until September 19, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • Tonight

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming west around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Saturday Night

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

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming west around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 97. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. North wind around 5 mph.

    Low: 68 °F

    Chance
    Showers

  • Tuesday

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

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 72. Calm wind.
Saturday
Sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 72. Calm wind.
Sunday
Sunny and hot, with a high near 99. Heat index values as high as 102. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 73. Calm wind.
Monday
Mostly sunny and hot, with a high near 97. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 68. North wind around 5 mph.
Tuesday
Mostly sunny, with a high near 88. North wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brownsville TN
 35.6°N 89.26°W (Elev. 397 ft)
Last Update:
6:15 pm CDT Sep 18, 2026
Forecast Valid:
7pm CDT Sep 18, 2026-6pm CDT Sep 25, 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