Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Partly Cloudy

72°F

22°C

Humidity 97%
Wind Speed SE 5 mph
Barometer 30.02 in (1015.7 mb)
Dewpoint 71°F (22°C)
Visibility 9.00 mi
Last update 14 Jul 12:54 am CDT
Extended Forecast for

2 Miles NW O'Fallon MO

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Patchy Fog

  • Monday

    Monday: Areas of fog before 9am.  Otherwise, mostly sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Areas Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 71. Southeast wind around 6 mph becoming calm  in the evening.

    Low: 71 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon.

    High: 89 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 71. Light south wind.

    Low: 71 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 91.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 68. Calm wind.
Monday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 86. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 71. Southeast wind around 6 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 71. Light south wind.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 72.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW O'Fallon MO
 38.81°N 90.74°W (Elev. 499 ft)
10:37 pm CDT Jul 13, 2025
1am CDT Jul 14, 2025-6pm CDT Jul 20, 2025
 
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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