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

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

74°F

23°C

Humidity 79%
Wind Speed S 3 mph
Barometer 29.87 in (1011.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 18 May 8:53 pm CDT
Extended Forecast for

Sauget IL

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, clear, with a low around 66. Calm wind.

    Low: 66 °F

    Clear then
    Patchy Fog

  • Sunday

    Sunday: Sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. South wind 5 to 7 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South wind 5 to 10 mph.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind 6 to 8 mph.

    Low: 70 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 80%.

    Low: 67 °F

    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.

    High: 81 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly clear, with a low around 58. Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, clear, with a low around 66. Calm wind.
Sunday
Sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 66. South wind 5 to 7 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. South wind 5 to 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind 6 to 8 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92.
Tuesday Night
Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 80%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly clear, with a low around 58. Chance of precipitation is 40%.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 82.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Sauget IL
 38.6°N 90.18°W (Elev. 404 ft)
Last Update:
9:22 pm CDT May 18, 2024
Forecast Valid:
9pm CDT May 18, 2024-6pm CDT May 25, 2024
 
Forecast Discussion
 
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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