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 45%
Wind Speed Calm
Barometer 29.91 in (1012.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index109°F (43°C)
Last update 19 Aug 5:54 pm CDT
Extended Forecast for

Jackson International Airport MS

Heat Advisory August 20, 11:00am until August 20, 08:00pm
Extreme Heat Warning August 19, 06:55pm until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
...
  •  
    Extreme Heat Warning August 19, 06:55pm until August 19, 09:00pm

    NOW until 9:00pm Wed

    Extreme Heat Warning

  • Tonight

    Low: 76 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 99. Heat index values as high as 109. Southwest wind around 5 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 110. Southwest wind around 5 mph.

    High: 99 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny and hot, with a high near 99. Calm wind becoming north northwest around 5 mph in the morning.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73. North northeast wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph in the afternoon.

    High: 100 °F

    Hot

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. Southwest wind around 5 mph becoming southeast in the evening.
Thursday
Mostly sunny and hot, with a high near 99. Heat index values as high as 109. Southwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around 75. South wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 99. Heat index values as high as 110. Southwest wind around 5 mph.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
Sunny and hot, with a high near 99. Calm wind becoming north northwest around 5 mph in the morning.
Saturday Night
Mostly clear, with a low around 73. North northeast wind around 5 mph becoming calm.
Sunday
Sunny and hot, with a high near 100. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 74.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 99.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 99.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jackson International Airport MS
 32.33°N 90.07°W
Last Update:
6:26 pm CDT Aug 19, 2026
Forecast Valid:
6pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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