Hazardous Weather Conditions
Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
Overcast
48°F
9°C
| Humidity | 89% |
| Wind Speed | NW 8 mph |
| Barometer | 29.91 in (1012.1 mb) |
| Dewpoint | 45°F (7°C) |
| Visibility | 10.00 mi |
| Wind Chill | 44°F (7°C) |
| Last update | 18 Apr 6:51 am CDT |
Extended Forecast for
Lambert-St. Louis International Airport MO
Today
High: 58 °F
Slight Chance
Showers then
SunnyTonight

Low: 42 °F
Clear
Sunday

High: 67 °F
Sunny
Sunday Night

Low: 41 °F
Mostly Clear
Monday

High: 68 °F
Sunny
Monday Night

Low: 53 °F
Mostly Clear
Tuesday

High: 79 °F
Mostly Sunny
Tuesday Night

Low: 59 °F
Partly Cloudy
Wednesday

High: 81 °F
Sunny
Detailed Forecast
Today
A 20 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 58. Northwest wind around 16 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 42. West wind 5 to 14 mph.
Sunday
Sunny, with a high near 67. West wind 6 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 41. Northwest wind 6 to 10 mph becoming northeast after midnight.
Monday
Sunny, with a high near 68. East wind 6 to 9 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
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
Showers and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 78. Chance of precipitation is 70%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Lambert-St. Louis International Airport MO
38.76°N 90.37°W (Elev. 551 ft)
38.76°N 90.37°W (Elev. 551 ft)
5:41 am CDT Apr 18, 2026
7am CDT Apr 18, 2026-6pm CDT Apr 24, 2026



