Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
A Few Clouds
42°F
6°C
| Humidity | 71% |
| Wind Speed | SW 3 mph |
| Barometer | 30.22 in (1023.4 mb) |
| Dewpoint | 33°F (1°C) |
| Visibility | 10.00 mi |
| Last update | 19 Apr 5:51 am CDT |
Extended Forecast for
Florissant MO
Today

High: 67 °F
Sunny
Tonight

Low: 41 °F
Partly Cloudy
Monday

High: 68 °F
Sunny
Monday Night

Low: 52 °F
Mostly Clear
Tuesday

High: 79 °F
Mostly Sunny
Tuesday Night

Low: 58 °F
Mostly Clear
Wednesday

High: 80 °F
Sunny
Wednesday Night

Low: 61 °F
Mostly Clear
Thursday

High: 84 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 67. West wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Partly cloudy, 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. Southwest wind 8 to 14 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
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)
5:11 am CDT Apr 19, 2026
6am CDT Apr 19, 2026-6pm CDT Apr 25, 2026


