National Weather Service United States Department of Commerce

Cold Front Crossing the Central U.S.

A cold front over the Northern Rockies will move eastward to the Upper Mississippi Valley/Central Plains by Monday. Rain will develop along the boundary over the Upper Midwest and move into the Upper Great Lakes by Monday. Some of the thunderstorms could become severe in portions of Texas through Monday.
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Current Conditions

St. Louis County

Zone Forecast

  • Tonight Clear. Low in the lower to mid 50s. Southeast wind around 10 mph late in the evening becoming light after midnight.
  • Sunday Partly cloudy. High in the upper 70s. South wind around 10 mph.
  • Sunday Night Partly cloudy. Low in the mid 50s. South wind around 10 mph in the evening becoming light after midnight.
  • Monday Mostly cloudy. Chance of showers in the morning...then showers likely in the afternoon. High in the mid 70s. Southwest wind around 10 mph. Chance of rain 70 percent.
  • Monday Night Mostly cloudy with chance of showers in the evening...then partly cloudy after midnight. Low in the lower 50s. Northwest wind around 10 mph. Chance of rain 40 percent.
  • Tuesday Mostly sunny. High in the upper 60s.
  • Tuesday Night Mostly clear. Low in the mid 40s.
  • Wednesday And Wednesday Night Mostly clear. High in the upper 60s. Low around 50.
  • Thursday Partly sunny with a 40 percent chance of showers and thunderstorms. High in the mid 70s.
  • Thursday Night Partly cloudy with a 50 percent chance of showers and thunderstorms. Low in the mid 50s.
  • Friday And Friday Night Partly cloudy. High in the lower 70s. Low in the upper 40s.
  • Saturday Mostly sunny. High in the mid 60s.