Current conditions at

St. Louis Downtown Airport (KCPS)

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

Light Snow and Windy

28°F

-2°C

Humidity 66%
Wind Speed NW 28 G 40 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 28 Dec 9:53 pm CST
Detailed forecast for

Monroe County

Tonight
Mostly cloudy with a chance of flurries this evening, then partly cloudy after midnight. Breezy and much cooler with lows around 16. West winds 20 to 25 mph with gusts up to 45 mph. Wind chill values as low as zero after midnight.
Monday
Mostly sunny. Much cooler with highs around 30. Northwest winds 15 to 20 mph with gusts up to 35 mph. Wind chill values as low as 1 below in the morning.
Monday Night
Partly cloudy in the evening, then becoming mostly clear. Lows around 17. Northwest winds 5 to 10 mph with gusts up to 25 mph.
Tuesday
Sunny. Highs in the upper 30s. West winds around 5 mph.
Tuesday Night
Mostly clear. Not as cool with lows in the upper 20s. West winds around 5 mph.
Wednesday Through New Years Day
Partly cloudy. Highs in the mid 40s. Lows in the mid 20s.
Thursday Night And Friday
Mostly cloudy. Lows in the mid 20s. Highs in the mid 40s.
Friday Night
Mostly cloudy. Lows in the upper 20s.
Saturday Through Sunday
Partly cloudy. Highs in the mid 40s. Lows in the mid 20s.



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928 PM CST Sun Dec 28 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database