Hazardous Weather Conditions

Current conditions at

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

Lat: 38.66°NLon: 90.66°WElev: 463ft.

Fair

48°F

9°C

Humidity 32%
Wind Speed W 16 G 25 mph
Barometer 30.12 in (1020.4 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 10 Jan 2:54 pm CST
Extended Forecast for

Lake St. Louis MO

  • Tonight

    Tonight: A chance of rain showers before midnight, then a chance of flurries between midnight and 4am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Blustery, with a northwest wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 36 mph.  Chance of precipitation is 50%.

    Low: 25 °F

    Chance
    Showers then
    Chance
    Flurries and
    Blustery

  • Sunday

    Sunday: Sunny, with a high near 39. Northwest wind 6 to 15 mph, with gusts as high as 28 mph.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 27. Calm wind becoming southwest 5 to 8 mph after midnight.

    Low: 27 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 53. West wind 5 to 9 mph.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. Light southwest wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 21 mph.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of rain showers before midnight, then a chance of flurries between midnight and 4am. Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Blustery, with a northwest wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 50%.
Sunday
Sunny, with a high near 39. Northwest wind 6 to 15 mph, with gusts as high as 28 mph.
Sunday Night
Clear, with a low around 27. Calm wind becoming southwest 5 to 8 mph after midnight.
Monday
Sunny, with a high near 53. West wind 5 to 9 mph.
Monday Night
Partly cloudy, with a low around 37. Light southwest wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 21 mph.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake St. Louis MO
 38.79°N 90.79°W (Elev. 512 ft)
3:16 pm CST Jan 10, 2026
3pm CST Jan 10, 2026-6pm CST Jan 17, 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