Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

75°F

24°C

Humidity 74%
Wind Speed Calm
Barometer 30.07 in (1017.0 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Aug 10:51 pm CDT
Extended Forecast for

Bridgeton MOSimilar City Names

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89. Calm wind becoming south around 6 mph in the morning.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly after 5am. Some of the storms could produce heavy rainfall.  Increasing clouds, with a low around 72. Southeast wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 60%.

    Low: 72 °F

    Partly Cloudy
    then Heavy
    Rain

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 9am. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a high near 84. South wind 5 to 7 mph becoming north in the afternoon.  Chance of precipitation is 70%.

    High: 84 °F

    Heavy Rain
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly after 1am.  Mostly cloudy, with a low around 69. North wind 3 to 6 mph.  Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 84.

    High: 84 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 66. Calm wind.
Tuesday
Mostly sunny, with a high near 89. Calm wind becoming south around 6 mph in the morning.
Tuesday Night
Showers and thunderstorms likely, mainly after 5am. Some of the storms could produce heavy rainfall. Increasing clouds, with a low around 72. Southeast wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely, mainly before 9am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 84. South wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 69. North wind 3 to 6 mph. Chance of precipitation is 60%.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 68.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Bridgeton MOSimilar City Names
 38.76°N 90.42°W (Elev. 499 ft)
10:31 pm CDT Aug 17, 2026
11pm CDT Aug 17, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

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