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.

Partly Cloudy

67°F

19°C

Humidity 71%
Wind Speed Vrbl 5 mph
Barometer 29.83 in (1009.7 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Nov 12:53 am CST
Extended Forecast for

2 Miles SW Fairview Heights IL

  • Overnight

    Overnight: Partly cloudy, with a low around 60. South wind around 10 mph.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79. South wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. North wind 6 to 10 mph, with gusts as high as 21 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59. North wind 3 to 7 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 59.

    High: 59 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Showers likely before 9pm, then showers likely and possibly a thunderstorm between 9pm and 3am, then showers likely after 3am. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.

    Low: 48 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 60. South wind around 10 mph.
Saturday
Mostly sunny, with a high near 79. South wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
Mostly clear, with a low around 45. North wind 6 to 10 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 59. North wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 37. Calm wind.
Monday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 59.
Monday Night
Showers likely before 9pm, then showers likely and possibly a thunderstorm between 9pm and 3am, then showers likely after 3am. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 46.
Wednesday
A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 62.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Thursday
Rain and possibly a thunderstorm. High near 63. Chance of precipitation is 80%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 52. Chance of precipitation is 70%.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Fairview Heights IL
 38.57°N 90.04°W (Elev. 486 ft)
Last Update:
1:31 am CST Nov 15, 2025
Forecast Valid:
1am CST Nov 15, 2025-6pm CST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation