Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

Lat: 38.75° N Lon: 90.37° W Elev: 604 ft.

Partly Cloudy

79°F

26°C

Humidity 74%
Wind Speed N 3 mph
Barometer 30.00 in (1014.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 12 Jul 8:51 pm CDT
Detailed forecast for

St. Louis City

Rest Of Tonight
Partly cloudy. Lows in the lower 70s. Light and variable winds, becoming northwest around 5 mph.
Sunday
Partly sunny with a slight chance of showers and thunderstorms in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Temperature falling into the lower 80s in the afternoon. East winds around 5 mph, becoming south in the afternoon. Chance of rain 50 percent.
Sunday Night
Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Patchy fog after midnight. Lows around 70. Southwest winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent.
Monday
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Southeast winds around 5 mph. Chance of rain 20 percent.
Monday Night
Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 20 percent.
Tuesday
Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 50 percent.
Tuesday Night
Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent.
Wednesday And Wednesday Night
Partly cloudy. A chance of showers and thunderstorms. Highs in the lower 90s. Lows in the lower 70s. Chance of rain 50 percent. Heat index values up to 100.
Thursday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 100.
Thursday Night
Mostly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 40 percent.
Friday
Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.
Friday Night And Saturday
Partly cloudy. A slight chance of showers and thunderstorms. Lows around 70. Highs in the upper 80s. Chance of rain 20 percent.



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839 PM CDT Sat Jul 12 2025
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database