Hazardous Weather Conditions

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56° N Lon: 90.15° W Elev: 410 ft.

Fair

32°F

0°C

Humidity 50%
Wind Speed W 16 G 25 mph
Barometer 30.26 in (1025.0 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 11 Jan 12:53 am CST
Detailed forecast for

St. Clair County

Rest Of Tonight
Mostly clear with a chance of flurries. Cooler with lows in the mid 20s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
Sunday
Sunny. Highs in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph with gusts up to 20 mph in the afternoon.
Sunday Night
Mostly clear. Lows in the mid 20s. Southwest winds 5 to 10 mph.
Monday
Sunny. Not as cool with highs in the lower 50s. Southwest winds 5 to 10 mph.
Monday Night
Partly cloudy. Not as cool with lows in the mid 30s. Southwest winds 5 to 10 mph.
Tuesday
Partly sunny. Highs in the upper 50s.
Tuesday Night
Mostly cloudy. A slight chance of rain after midnight. Lows in the upper 30s. Chance of rain 20 percent.
Wednesday
Partly sunny in the morning, then becoming mostly cloudy. Much cooler with highs in the lower 40s. Temperature falling into the mid 30s in the afternoon.
Wednesday Night And Thursday
Partly cloudy. Lows around 20. Highs in the upper 30s.
Thursday Night And Friday
Mostly cloudy. Lows in the upper 20s. Highs in the lower 40s.
Friday Night And Saturday
Mostly cloudy. Lows in the lower 20s. Highs in the lower 30s.



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1237 AM CST Sun Jan 11 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database