Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

59°F

15°C

Humidity 78%
Wind Speed SW 12 mph
Barometer 29.63 in (1003.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Feb 6:54 am CST
Extended Forecast for

2 Miles NW O'Fallon MO

  • Today

    Today: Sunny, with a high near 73. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. South wind 3 to 7 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly before noon.  Mostly sunny, with a high near 71. South wind 7 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph.

    High: 71 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. Southwest wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 48. West wind 7 to 15 mph, with gusts as high as 26 mph.

    High: 48 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow.  Partly sunny, with a high near 42.

    High: 42 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight.  Mostly clear, with a low around 23.

    Low: 23 °F

    Chance Snow
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 73. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around 48. South wind 3 to 7 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before noon. Mostly sunny, with a high near 71. South wind 7 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph.
Thursday Night
Mostly clear, with a low around 35. Southwest wind 11 to 18 mph, with gusts as high as 28 mph.
Friday
Sunny, with a high near 48. West wind 7 to 15 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 30.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 42.
Saturday Night
A 30 percent chance of snow before midnight. Mostly clear, with a low around 23.
Sunday
Sunny, with a high near 38.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 37.
Monday Night
Mostly clear, with a low around 20.
Tuesday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW O'Fallon MO
 38.81°N 90.74°W (Elev. 499 ft)
6:21 am CST Feb 18, 2026
7am CST Feb 18, 2026-6pm CST Feb 24, 2026
 
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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