Hazardous Weather Conditions

Current conditions at

St. Louis Lambert International Airport (KSTL)

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

Mostly Cloudy

73°F

23°C

Humidity 66%
Wind Speed S 8 mph
Barometer 30.03 in (1015.6 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 12 Jun 5:51 am CDT
Detailed forecast for

St. Louis County

Today
Mostly cloudy. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 20 percent.
Tonight
Cloudy with a chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. Lows in the upper 60s. Southeast winds around 5 mph. Chance of rain 50 percent.
Friday
A chance of thunderstorms. Showers. Highs around 80. Southeast winds 5 to 10 mph. Chance of rain 90 percent.
Friday Night
Mostly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the upper 60s. South winds 5 to 10 mph. Chance of rain 50 percent.
Saturday
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms. Highs in the mid 80s. Southwest winds around 5 mph, becoming northwest in the afternoon. Chance of rain 50 percent.
Saturday Night
Partly cloudy. Lows in the upper 60s.
Sunday
Partly sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent.
Sunday Night
Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 20 percent.
Monday
Partly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.
Monday Night
Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of showers and thunderstorms. Lows around 70. Chance of rain 20 percent.
Tuesday
Mostly sunny with a slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.
Tuesday Night And Wednesday
Partly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 100.



Basemap Options
Click map to change the forecast location
Loading map...
554 AM CDT Thu Jun 12 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database