Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75°NLon: 90.37°WElev: 604ft.

Mostly Cloudy

52°F

11°C

Humidity 57%
Wind Speed NW 14 G 25 mph
Barometer 30.07 in (1017.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 18 Apr 11:51 am CDT
Extended Forecast for

Florissant MO

  • This Afternoon

    This Afternoon: Sunny, with a high near 56. Northwest wind around 15 mph, with gusts as high as 26 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 41. Northwest wind 6 to 11 mph becoming light west.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 67. West wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. North wind 5 to 9 mph becoming northeast after midnight.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. East wind 5 to 7 mph becoming south in the afternoon.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 56. Northwest wind around 15 mph, with gusts as high as 26 mph.
Tonight
Clear, with a low around 41. Northwest wind 6 to 11 mph becoming light west.
Sunday
Sunny, with a high near 67. West wind 6 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 41. North wind 5 to 9 mph becoming northeast after midnight.
Monday
Sunny, with a high near 68. East wind 5 to 7 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Florissant MO
 38.8°N 90.31°W (Elev. 525 ft)
11:56 am CDT Apr 18, 2026
12pm CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database