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

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Overcast

51°F

11°C

Humidity 43%
Wind Speed N 8 mph
Barometer 30.32 in (1026.7 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 7 Apr 1:54 am CDT
Extended Forecast for

2 Miles NW O'Fallon MO

  • Overnight

    Overnight: Cloudy, with a low around 40. North wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 40 °F

    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain before 8am. Mostly cloudy, with a high near 53. East wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 53 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 42. Southeast wind around 9 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. South wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Sunny, with a high near 77.

    High: 77 °F

    Sunny then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Cloudy, with a low around 40. North wind 7 to 10 mph, with gusts as high as 22 mph.
Tuesday
A 20 percent chance of rain before 8am. Mostly cloudy, with a high near 53. East wind 9 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Increasing clouds, with a low around 42. Southeast wind around 9 mph.
Wednesday
Mostly sunny, with a high near 74. South wind 9 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 55. South wind around 10 mph, with gusts as high as 20 mph.
Thursday
A 20 percent chance of showers after 1pm. Sunny, with a high near 77.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 58.
Friday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Saturday Night
Mostly cloudy, with a low around 61.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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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:
2:21 am CDT Apr 7, 2026
Forecast Valid:
2am CDT Apr 7, 2026-6pm CDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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