National Weather Service United States Department of Commerce

Severe storms and heavy rain possible from mid-South to Upstate New York on Tuesday

Thunderstorms are expected to develop along and ahead of a cold front from the Tennessee Valley to Upstate New York on Tuesday. The storms will be capable of producing damaging wind gusts and heavy rainfall that could lead to isolated flash flooding.
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Current Conditions

St. Louis County

Zone Forecast

  • Rest Of Tonight Showers and thunderstorms. Locally heavy rainfall possible. Near steady temperature in the lower 70s. Light wind. Chance of rain 90 percent.
  • Tuesday Cloudy with a 30 percent chance of showers early in the morning...then partly cloudy in the late morning and afternoon. High in the mid 80s. Light wind.
  • Tuesday Night Mostly clear. A 20 percent chance of showers and thunderstorms after midnight. Low around 70. Light wind.
  • Wednesday Partly sunny with a 40 percent chance of showers and thunderstorms. High around 90. Light wind in the morning becoming south around 10 mph in the afternoon.
  • Wednesday Night Partly cloudy. Low in the mid 70s. South wind around 10 mph.
  • Thursday Hot and humid. Mostly sunny. High in the mid 90s. Highest heat index readings of around 100 in the afternoon.
  • Thursday Night Partly cloudy. Low in the lower 70s.
  • Friday Partly sunny with a 30 percent chance of showers and thunderstorms. High around 90.
  • Friday Night Mostly cloudy with a 50 percent chance of showers and thunderstorms. Low in the upper 60s.
  • Saturday Cooler. Mostly cloudy with a 30 percent chance of showers and thunderstorms. High in the upper 70s.
  • Saturday Night Mostly cloudy. Low around 60.
  • Sunday Through Monday Partly cloudy. High around 80. Low in the upper 50s.