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

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

30°F

-1°C

Humidity 79%
Wind Speed N 5 mph
Barometer 30.31 in (1026.8 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 7 Feb 2:54 am CST
Extended Forecast for

2 Miles NW O'Fallon MO

  • Overnight

    Overnight: Clear, with a low around 26. North wind around 6 mph.

    Low: 26 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 37. Light and variable wind becoming southeast around 6 mph in the morning.

    High: 37 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. South wind 6 to 9 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49. Southeast wind 6 to 8 mph.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. East wind around 6 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Overnight
Clear, with a low around 26. North wind around 6 mph.
Saturday
Sunny, with a high near 37. Light and variable wind becoming southeast around 6 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 28. South wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 49. Southeast wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 31. East wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 60.
Monday Night
Mostly clear, with a low around 44.
Tuesday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 68.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37.
Wednesday
A 30 percent chance of rain before noon. Partly sunny, with a high near 50.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 32.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 47.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW O'Fallon MO
 38.81°N 90.74°W (Elev. 499 ft)
Last Update:
2:27 am CST Feb 7, 2026
Forecast Valid:
3am CST Feb 7, 2026-6pm CST Feb 13, 2026
 
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