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.

Fair

79°F

26°C

Humidity 88%
Wind Speed S 3 mph
Barometer 30.01 in (1015.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 3 Sep 12:54 am CDT
Extended Forecast for

Sanatorium MS

Heat Advisory September 3, 12:00pm until September 3, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Increasing clouds and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming east northeast around 5 mph.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming east northeast around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 94. Calm wind becoming northeast around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday 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

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Calm wind. Chance of precipitation is 50%.

    High: 96 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 73. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Increasing clouds and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming east northeast around 5 mph.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Calm wind.
Friday
Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming east northeast around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 20%.
Saturday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 94. Calm wind becoming northeast around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Calm wind. Chance of precipitation is 50%.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. Calm wind.
Labor Day
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sanatorium MS
 31.91°N 89.79°W
Last Update:
12:15 am CDT Sep 3, 2026
Forecast Valid:
1am CDT Sep 3, 2026-6pm CDT Sep 9, 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