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Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

66°F

19°C

Humidity 25%
Wind Speed W 8 mph
Barometer 29.77 in (1008.0 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 13 Jan 1:53 pm CST
Extended Forecast for

East St. Louis IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 65. West wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 65 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of rain before 4am, then a chance of sprinkles between 4am and 5am. Mostly cloudy, with a low around 38. West wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of sprinkles, mixing with flurries after 8am, then gradually ending. Mostly cloudy through mid morning, then gradual clearing, with a temperature falling to around 32 by 5pm. North wind 11 to 17 mph, with gusts as high as 28 mph.

    High: 40 °F⇓

    Chance
    Sprinkles/Flurries
    then Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 19. Northwest wind 6 to 13 mph, with gusts as high as 24 mph.

    Low: 19 °F

    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 34. Northwest wind around 6 mph becoming south in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Slight Chance
    Snow

  • Friday

    Friday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 65. West wind 8 to 13 mph, with gusts as high as 24 mph.
Tonight
A slight chance of rain before 4am, then a chance of sprinkles between 4am and 5am. Mostly cloudy, with a low around 38. West wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
A chance of sprinkles, mixing with flurries after 8am, then gradually ending. Mostly cloudy through mid morning, then gradual clearing, with a temperature falling to around 32 by 5pm. North wind 11 to 17 mph, with gusts as high as 28 mph.
Wednesday Night
Clear, with a low around 19. Northwest wind 6 to 13 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 34. Northwest wind around 6 mph becoming south in the afternoon.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 45.
Friday Night
A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 22. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 11.
Sunday
Mostly sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 14.
M.L.King Day
Mostly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East St. Louis IL
 38.62°N 90.15°W (Elev. 407 ft)
Last Update:
1:01 pm CST Jan 13, 2026
Forecast Valid:
2pm CST Jan 13, 2026-6pm CST Jan 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation