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.

Light Rain

71°F

22°C

Humidity 96%
Wind Speed NE 8 mph
Barometer 29.84 in (1009.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 26 Jun 10:54 am CDT
Extended Forecast for

O'Fallon MO

  • Today

    Today: Showers and thunderstorms, mainly before 2pm. High near 84. North wind 5 to 9 mph. Chance of precipitation is 100%.

    High: 84 °F

    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 64. North wind 3 to 7 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Northeast wind 3 to 7 mph.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 70. East wind around 6 mph becoming southeast after midnight.

    Low: 70 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 90. South wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms, mainly before 2pm. High near 84. North wind 5 to 9 mph. Chance of precipitation is 100%.
Tonight
Mostly clear, with a low around 64. North wind 3 to 7 mph.
Thursday
Sunny, with a high near 86. Northeast wind 3 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 70. East wind around 6 mph becoming southeast after midnight.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 90. South wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 65.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 61.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 70.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
O'Fallon MO
 38.79°N 90.74°W (Elev. 597 ft)
Last Update:
11:37 am CDT Jun 26, 2024
Forecast Valid:
11am CDT Jun 26, 2024-6pm CDT Jul 2, 2024
 
Forecast Discussion
 
Get as KML Get as XML

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