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

Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

54°F

12°C

Humidity 93%
Wind Speed Calm
Barometer 30.07 in (1018.1 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 24 Apr 5:53 am CDT
Extended Forecast for

Smithton IL

  • Today

    Today: Sunny, with a high near 82. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Southeast wind around 6 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 77. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely then
    T-storms
    Likely

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 53. Northwest wind around 7 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 67. North wind around 8 mph.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming southeast around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 61. Southeast wind around 6 mph.
Friday
Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 77. South wind 5 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 53. Northwest wind around 7 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 67. North wind around 8 mph.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 84.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Smithton IL
 38.44°N 89.99°W (Elev. 449 ft)
Last Update:
6:07 am CDT Apr 24, 2025
Forecast Valid:
6am CDT Apr 24, 2025-6pm CDT Apr 30, 2025
 
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