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

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Overcast

68°F

20°C

Humidity 76%
Wind Speed N 10 mph
Barometer 30.03 in (1016.3 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 22 Jun 2:51 pm CDT
Extended Forecast for

Overland MO

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 61. North wind 5 to 8 mph becoming calm in the evening.

    Low: 61 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Sunny, with a high near 83. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 65. Southeast wind 3 to 5 mph.

    Low: 65 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms likely after 10am. Partly sunny, with a high near 84. Southeast wind around 6 mph becoming southwest in the afternoon. Chance of precipitation is 60%.

    High: 84 °F

    Chance
    Showers then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.

    High: 83 °F

    Showers
    Likely then
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely

Detailed Forecast

Tonight
Cloudy during the early evening, then gradual clearing, with a low around 61. North wind 5 to 8 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 83. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 65. Southeast wind 3 to 5 mph.
Wednesday
A chance of showers, then showers and thunderstorms likely after 10am. Partly sunny, with a high near 84. Southeast wind around 6 mph becoming southwest in the afternoon. Chance of precipitation is 60%.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 20%.
Thursday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 80%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 88.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 77.
Monday
Sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Overland MO
 38.69°N 90.37°W (Elev. 600 ft)
Last Update:
2:26 pm CDT Jun 22, 2026
Forecast Valid:
3pm CDT Jun 22, 2026-6pm CDT Jun 29, 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