Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Overcast

28°F

-2°C

Humidity 60%
Wind Speed SW 6 mph
Barometer 30.16 in (1022.6 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 2 Feb 1:51 am CST
Extended Forecast for

Florissant MO

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 27. West wind 3 to 5 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 37. West wind around 5 mph becoming light and variable  in the afternoon.

    High: 37 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. Calm wind becoming east around 5 mph after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow.  Mostly cloudy, with a high near 33. North wind 5 to 8 mph.

    High: 33 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. North wind 3 to 6 mph.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 27. West wind 3 to 5 mph.
Monday
Partly sunny, with a high near 37. West wind around 5 mph becoming light and variable in the afternoon.
Monday Night
Mostly cloudy, with a low around 29. Calm wind becoming east around 5 mph after midnight.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 33. North wind 5 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 18. North wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 30.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Mostly clear, with a low around 33.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Florissant MO
 38.8°N 90.31°W (Elev. 525 ft)
1:26 am CST Feb 2, 2026
1am CST Feb 2, 2026-6pm CST Feb 8, 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