Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
Fair
45°F
7°C
| Humidity | 63% |
| Wind Speed | W 5 mph |
| Barometer | 30.22 in (1023.3 mb) |
| Dewpoint | 33°F (1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 42°F (6°C) |
| Last update | 19 Apr 12:51 am CDT |
Extended Forecast for
Florissant MO
Overnight
Low: 41 °F
Mostly Clear
Sunday
High: 67 °F
Sunny
Sunday Night
Low: 41 °F
Mostly Clear
Monday
High: 68 °F
Sunny
Monday Night
Low: 52 °F
Mostly Clear
Tuesday
High: 79 °F
Mostly Sunny
Tuesday Night
Low: 59 °F
Mostly Clear
Wednesday
High: 81 °F
Mostly Sunny
Wednesday Night
Low: 62 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly clear, with a low around 41. West wind 3 to 5 mph.
Sunday
Sunny, with a high near 67. West wind 6 to 16 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 41. North wind 5 to 8 mph becoming northeast after midnight.
Monday
Sunny, with a high near 68. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 52. Southeast wind around 8 mph.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 49.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 68.
Additional Forecasts and Information
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Point Forecast:
Florissant MO
38.8°N 90.31°W (Elev. 525 ft)
38.8°N 90.31°W (Elev. 525 ft)
10:46 pm CDT Apr 18, 2026
12am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
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