Current conditions at

St. Louis Downtown Airport (KCPS)

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

Fair

67°F

19°C

Humidity 53%
Wind Speed N 14 mph
Barometer 29.76 in (1007.7 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Nov 7:53 pm CST
Detailed forecast for

Monroe County

Tonight
Mostly clear. Much cooler with lows in the mid 40s. North winds 5 to 10 mph. Gusts up to 20 mph after midnight.
Sunday
Sunny. Much cooler with highs around 60. North winds 5 to 10 mph.
Sunday Night
Mostly clear. Cooler with lows in the mid 30s. North winds around 5 mph, becoming east after midnight.
Monday
Sunny in the morning, then partly sunny with a slight chance of rain showers in the afternoon. Highs around 60. Southeast winds 5 to 10 mph. Chance of rain 20 percent.
Monday Night
Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with showers likely with a chance of thunderstorms after midnight. Not as cool with lows in the upper 40s. Southeast winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.
Tuesday
A slight chance of thunderstorms in the morning. Mostly sunny with a slight chance of showers. Not as cool with highs in the mid 70s. Chance of rain 20 percent.
Tuesday Night
Mostly cloudy with a 20 percent chance of showers. Lows in the upper 40s.
Wednesday
Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of rain. Highs in the mid 60s.
Wednesday Night
Mostly cloudy. A chance of rain in the evening, then rain likely after midnight. Lows in the lower 50s. Chance of rain 60 percent.
Thursday And Thursday Night
Rain with a slight chance of thunderstorms. Highs in the mid 60s. Lows in the lower 50s. Chance of rain 80 percent.
Friday
Partly sunny with a 50 percent chance of rain. Highs in the lower 60s.
Friday Night
Mostly cloudy. A chance of rain, mainly in the evening. Cooler with lows in the lower 40s. Chance of rain 30 percent.
Saturday
Mostly sunny. A slight chance of rain in the morning. Highs in the mid 50s. Chance of rain 20 percent.



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723 PM CST Sat Nov 15 2025
 
 

Additional Resources

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