National Weather Service

News Headlines

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

St. Louis Downtown Airport (KCPS)

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

Fair

42°F

6°C

Humidity	73%
Wind Speed	W 5 mph
Barometer	30.27 in (1025.1 mb)
Dewpoint	34°F (1°C)
Visibility	10.00 mi
Wind Chill	39°F (4°C)
Last update	6 Apr 4:53 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

St. Clair County

Today

Sunny. Highs in the lower 60s. Northwest winds 10 to 15 mph with gusts up to 25 mph.

Tonight

Mostly clear in the evening, then becoming mostly cloudy. Lows in the upper 30s. North winds 5 to 10 mph.

Tuesday

Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 50s. East winds around 10 mph.

Tuesday Night

Partly cloudy. Lows around 40. Southeast winds 5 to 10 mph.

Wednesday

Partly sunny. Not as cool with highs in the lower 70s. South winds 10 to 15 mph with gusts up to 25 mph.

Wednesday Night

Mostly cloudy in the evening, then becoming partly cloudy. Not as cool with lows in the mid 50s.

Thursday

Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 40 percent.

Thursday Night

Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 50 percent.

Friday

Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 60 percent.

Friday Night

Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 50s. Chance of rain 50 percent.

Saturday

Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 50 percent.

Saturday Night

Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of rain 20 percent.

Sunday

Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.