Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Rain Fog/Mist

51°F

11°C

Humidity 89%
Wind Speed NW 20 G 30 mph
Barometer 29.82 in (1009.6 mb)
Dewpoint 48°F (9°C)
Visibility 5.00 mi
Wind Chill45°F (7°C)
Last update 18 Apr 4:53 am CDT
Extended Forecast for

4 Miles WSW Smithton IL

  • Overnight

    Overnight: Showers.  Steady temperature around 57. North wind around 6 mph, with gusts as high as 29 mph.  Chance of precipitation is 80%.

    Low: 57 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 8am.  Cloudy through mid morning, then gradual clearing, with a high near 58. Northwest wind 13 to 17 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    High: 58 °F

    Showers
    Likely then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 39. Northwest wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 39 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Light west wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers. Steady temperature around 57. North wind around 6 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
Saturday
Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 58. Northwest wind 13 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
Clear, with a low around 39. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Sunday
Sunny, with a high near 67. Light west wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 40. Northwest wind 5 to 7 mph becoming calm after midnight.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 83.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 78. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Smithton IL
 38.37°N 90.04°W (Elev. 499 ft)
5:41 am CDT Apr 18, 2026
5am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
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Additional Resources

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