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

Hazardous Weather Conditions

Current conditions at

Jackson, Jackson International Airport (KJAN)

Lat: 32.32°NLon: 90.08°WElev: 344ft.

Mostly Cloudy

98°F

37°C

Humidity 39%
Wind Speed W 3 mph
Barometer 29.96 in (1013.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 18 Aug 6:54 pm CDT
Extended Forecast for

6 Miles NNW Lena MS

Heat Advisory August 18, 06:58pm until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 06:58pm until August 19, 09:00pm

    NOW until 9:00pm Wed

    Heat Advisory

  • Tonight

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 100. Heat index values as high as 109. West wind around 5 mph.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. South southwest wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Thursday

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

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming west around 5 mph.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon.

    High: 98 °F

    Hot

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 75. West wind around 5 mph becoming calm.
Wednesday
Mostly sunny and hot, with a high near 100. Heat index values as high as 109. West wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 76. South southwest wind around 5 mph.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 109. West southwest wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming west around 5 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind.
Saturday
Sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 71. Calm wind.
Sunday
Sunny and hot, with a high near 98.
Sunday Night
Mostly clear, with a low around 71.
Monday
Mostly sunny and hot, with a high near 98.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Lena MS
 32.66°N 89.65°W
Last Update:
6:41 pm CDT Aug 18, 2026
Forecast Valid:
6pm CDT Aug 18, 2026-6pm CDT Aug 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