Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
A Few Clouds
66°F
19°C
| Humidity | 87% |
| Wind Speed | S 5 mph |
| Barometer | 29.93 in (1012.4 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 17 Apr 1:51 am CDT |
Extended Forecast for
Saint Louis MO
Overnight

Low: 61 °F
Partly Cloudy
Friday
High: 87 °F
Mostly Sunny
then Slight
Chance
T-stormsFriday Night
Low: 49 °F
Showers
Likely then
Heavy RainSaturday

High: 59 °F
Showers
LikelySaturday Night

Low: 41 °F
Mostly Clear
Sunday

High: 68 °F
Sunny
Sunday Night

Low: 45 °F
Mostly Clear
Monday

High: 73 °F
Sunny
Monday Night

Low: 52 °F
Mostly Clear
Detailed Forecast
Overnight
Partly cloudy, with a low around 61. South wind 3 to 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 87. South wind 6 to 14 mph, with gusts as high as 26 mph.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Some of the storms could produce heavy rainfall. Low around 49. South wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%.
Saturday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers. Cloudy through mid morning, then gradual clearing, with a high near 59. Northwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
Mostly clear, with a low around 41. Northwest wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Saint Louis MO
38.62°N 90.23°W (Elev. 489 ft)
38.62°N 90.23°W (Elev. 489 ft)
1:26 am CDT Apr 17, 2026
2am CDT Apr 17, 2026-6pm CDT Apr 23, 2026


