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.

A Few Clouds

101°F

38°C

Humidity 37%
Wind Speed NW 10 G 16 mph
Barometer 29.99 in (1015.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index109°F (43°C)
Last update 18 Aug 2:54 pm CDT
Extended Forecast for

3 Miles WSW Carthage MS

Heat Advisory August 19, 11:00am until August 19, 09:00pm
Heat Advisory until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory until August 18, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 100 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 74. North wind around 5 mph becoming calm.

    Low: 74 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

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

    High: 99 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. Calm wind becoming south around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 98. West wind around 5 mph.

    High: 98 °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, with a high near 96. Calm wind becoming west around 5 mph.

    High: 96 °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 71. Calm wind.

    Low: 71 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 108. West northwest wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 74. North wind around 5 mph becoming calm.
Wednesday
Sunny and hot, with a high near 99. Heat index values as high as 109. West wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 75. Calm wind becoming south around 5 mph.
Thursday
Sunny and hot, with a high near 98. West 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, with a high near 96. 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 71. Calm wind.
Saturday
Sunny, with a high near 96. Calm wind becoming north around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Sunny and hot, with a high near 97.
Sunday Night
Mostly clear, with a low around 71.
Monday
Mostly sunny and hot, with a high near 97.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Carthage MS
 32.72°N 89.59°W
Last Update:
2:15 pm CDT Aug 18, 2026
Forecast Valid:
3pm CDT Aug 18, 2026-6pm CDT Aug 24, 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