National Weather Service

News Headlines

Current conditions at

St. Louis, Spirit Of St. Louis Airport (KSUS)

Lat: 38.66° N Lon: 90.66° W Elev: 463 ft.

Fair

49°F

9°C

Humidity	80%
Wind Speed	Calm
Barometer	29.88 in (1011.9 mb)
Dewpoint	43°F (6°C)
Visibility	10.00 mi
Last update	17 Feb 8:54 am CST

More Information:

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

Detailed forecast for

St. Charles County

Today

Mostly cloudy. Highs in the lower 60s. South winds 15 to 20 mph.

Tonight

Mostly cloudy. A slight chance of rain after midnight. Not as cool. Near steady temperature in the upper 50s. South winds 15 to 20 mph with gusts up to 40 mph. Chance of rain 20 percent.

Wednesday

Sunny. Not as cool with highs in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph.

Wednesday Night

Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of showers. Lows in the upper 40s. South winds around 5 mph.

Thursday

Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 70s. South winds 15 to 20 mph. Chance of rain 50 percent.

Thursday Night

Mostly clear. A slight chance of rain showers and thunderstorms in the evening. Cooler with lows in the upper 30s. Chance of rain 20 percent.

Friday

Sunny. Much cooler with highs around 50.

Friday Night

Partly cloudy. Lows in the lower 30s.

Saturday

Mostly sunny with a chance of snow. A chance of rain in the afternoon. Highs in the mid 40s. Chance of precipitation 30 percent.

Saturday Night

Partly cloudy with a slight chance of snow in the evening, then mostly clear after midnight. Lows in the mid 20s. Chance of snow 20 percent.

Sunday Through Monday

Mostly clear. Highs around 40. Lows around 20.