Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast
A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
Read More... Hazardous Weather Conditions
Light Rain Fog/Mist
14°C Humidity87% Wind SpeedSE 17 mph Barometer29.58 in (1001.5 mb) Dewpoint53°F (12°C) Visibility4.00 mi
Current conditions at
Lambert-St. Louis International Airport (KSTL)
Lat: 38.76°N Lon: 90.37°W Elev: 568ft.
Saint Charles MO 7 Day Forecast
Detailed Forecast This Afternoon Showers and possibly a thunderstorm. High near 60. Southeast wind 8 to 11 mph. Chance of precipitation is 100%. Tonight Rain likely, mainly after midnight. Cloudy, with a low around 37. South wind 8 to 18 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 70%. Monday A 20 percent chance of snow. Mostly cloudy, with a high near 39. Breezy, with a west wind 15 to 20 mph, with gusts as high as 29 mph. Monday Night Mostly cloudy, with a low around 26. West wind 10 to 15 mph. Tuesday Mostly sunny, with a high near 39. West wind 6 to 11 mph. Tuesday Night Partly cloudy, with a low around 26. Wednesday A slight chance of snow before 9am, then a slight chance of rain. Partly sunny, with a high near 45. Chance of precipitation is 20%. Wednesday Night Mostly cloudy, with a low around 30. Thanksgiving Day Partly sunny, with a high near 43. Thursday Night Mostly cloudy, with a low around 23. Friday Mostly sunny, with a high near 37. Friday Night Partly cloudy, with a low around 31. Saturday Partly sunny, with a high near 41.