Hazardous Weather Conditions
Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
Overcast
81°F
27°C
| Humidity | 53% |
| Wind Speed | S 14 G 22 mph |
| Barometer | 29.92 in (1012.4 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Heat Index | 82°F (28°C) |
| Last update | 3 Apr 4:51 pm CDT |
Extended Forecast for
Florissant MO
This Afternoon

High: 81 °F
Chance
T-stormsTonight
Low: 56 °F
Chance
T-storms then
T-stormsSaturday
High: 61 °F⇓
Showers
Likely then
Mostly CloudySaturday Night

Low: 40 °F
Mostly Clear
Sunday

High: 59 °F
Sunny
Sunday Night

Low: 41 °F
Clear
Monday

High: 62 °F
Sunny
Monday Night
Low: 38 °F
Mostly Cloudy
then Slight
Chance
ShowersTuesday

High: 56 °F
Mostly Cloudy
Detailed Forecast
This Afternoon
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. South wind around 15 mph, with gusts as high as 22 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 56. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Saturday
Showers likely and possibly a thunderstorm before 10am, then a slight chance of showers between 10am and noon. Mostly cloudy, with a temperature falling to around 55 by 11am. West wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday Night
Mostly clear, with a low around 40. Northwest wind 9 to 15 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 59. Northwest wind 8 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 41.
Monday
Sunny, with a high near 62.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 38.
Tuesday
Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Florissant MO
38.8°N 90.31°W (Elev. 525 ft)
38.8°N 90.31°W (Elev. 525 ft)
5:01 pm CDT Apr 3, 2026
5pm CDT Apr 3, 2026-6pm CDT Apr 10, 2026



