Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Fair

84°F

29°C

Humidity 55%
Wind Speed W 9 mph
Barometer 30.06 in (1016.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 18 Aug 12:51 pm CDT
Extended Forecast for

Bridgeton MOSimilar City Names

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 89. Light southwest wind.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am.  Increasing clouds, with a low around 72. South wind around 5 mph becoming light and variable.  Chance of precipitation is 60%.

    Low: 72 °F

    Partly Cloudy
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms, mainly between 10am and 5pm.  High near 80. South wind around 6 mph becoming light and variable.  Chance of precipitation is 80%.

    High: 80 °F

    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 69 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Northeast wind 3 to 6 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. Light southwest wind.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 72. South wind around 5 mph becoming light and variable. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms, mainly between 10am and 5pm. High near 80. South wind around 6 mph becoming light and variable. Chance of precipitation is 80%.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 84. Northeast wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 68.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Bridgeton MOSimilar City Names
 38.76°N 90.42°W (Elev. 499 ft)
12:06 pm CDT Aug 18, 2026
1pm CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database