National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Partly Cloudy

45°F

7°C

Humidity 74%
Wind Speed E 5 mph
Barometer 30.14 in (1020.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 9 Jan 5:51 pm CST
Extended Forecast for

3 Miles NNW Florissant MO

  • Tonight

    Tonight: A 40 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 38. Light and variable wind becoming northwest 5 to 7 mph after midnight.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before 9am, then a chance of sprinkles after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 46. Northwest wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 46 °F

    Chance Rain
    then Sunny

  • Saturday Night

    Saturday Night: A chance of sprinkles, mixing with flurries after 9pm, then gradually ending. Partly cloudy, with a low around 25. Northwest wind 11 to 15 mph, with gusts as high as 29 mph.

    Low: 25 °F

    Chance
    Sprinkles/Flurries
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 38. Northwest wind 6 to 16 mph, with gusts as high as 25 mph.

    High: 38 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27. Southwest wind 3 to 7 mph.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 38. Light and variable wind becoming northwest 5 to 7 mph after midnight.
Saturday
A chance of rain before 9am, then a chance of sprinkles after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 46. Northwest wind 10 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Saturday Night
A chance of sprinkles, mixing with flurries after 9pm, then gradually ending. Partly cloudy, with a low around 25. Northwest wind 11 to 15 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 38. Northwest wind 6 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 27. Southwest wind 3 to 7 mph.
Monday
Sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly cloudy, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Florissant MO
 38.82°N 90.34°W (Elev. 551 ft)
Last Update:
4:51 pm CST Jan 9, 2026
Forecast Valid:
6pm CST Jan 9, 2026-6pm CST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation