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 54%
Wind Speed S 17 G 26 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 6 Mar 11:51 am CST
Detailed forecast for

St. Louis County

This Afternoon
Mostly sunny with a slight chance of rain and thunderstorms. Not as cool with highs around 80. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.
Tonight
Partly cloudy in the evening, then rain and thunderstorms after midnight. Lows in the lower 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.
Saturday
Rain and thunderstorms in the morning, then partly sunny in the afternoon. Cooler with highs in the upper 60s. Temperature falling into the upper 50s in the afternoon. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph in the afternoon. Chance of rain near 100 percent.
Saturday Night
Partly cloudy in the evening, then clearing. Much cooler with lows in the upper 30s. West winds 5 to 10 mph.
Sunday
Sunny. Highs in the mid 60s. Southwest winds 5 to 10 mph.
Sunday Night And Monday
Clear. Lows in the mid 40s. Highs in the upper 70s.
Monday Night
Mostly clear with a slight chance of thunderstorms. A slight chance of rain in the evening, then a chance of rain after midnight. Not as cool with lows in the upper 50s. Chance of rain 30 percent.
Tuesday
Mostly sunny with a chance of rain with a slight chance of thunderstorms in the morning, then mostly cloudy with rain with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 80 percent.
Tuesday Night
Rain with a slight chance of thunderstorms. Lows in the lower 50s. Chance of rain 90 percent.
Wednesday
Cloudy. Rain with a slight chance of thunderstorms in the morning, then a chance of rain in the afternoon. Much cooler with highs around 60. Chance of rain 80 percent.
Wednesday Night
Mostly cloudy. A slight chance of rain in the evening. Much cooler with lows in the mid 30s. Chance of rain 20 percent.
Thursday
Sunny. Highs in the upper 50s.



Basemap Options
Click map to change the forecast location
Loading map...
1228 PM CST Fri Mar 6 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database