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

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

88°F

31°C

Humidity 36%
Wind Speed S 10 mph
Barometer 30.14 in (1019.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 3 Oct 4:51 pm CDT
Extended Forecast for

Black Jack MO

  • Tonight

    Tonight: Clear, with a low around 65. South wind around 6 mph.

    Low: 65 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Light south wind increasing to 6 to 11 mph in the morning.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 62. South wind 6 to 9 mph.

    Low: 62 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 88. South wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. South wind 6 to 9 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 65. South wind around 6 mph.
Saturday
Sunny, with a high near 86. Light south wind increasing to 6 to 11 mph in the morning.
Saturday Night
Clear, with a low around 62. South wind 6 to 9 mph.
Sunday
Sunny, with a high near 88. South wind 7 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 66. South wind 6 to 9 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 86.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 66.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Black Jack MO
 38.8°N 90.25°W (Elev. 597 ft)
Last Update:
5:11 pm CDT Oct 3, 2025
Forecast Valid:
5pm CDT Oct 3, 2025-6pm CDT Oct 10, 2025
 
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