National Weather Service United States Department of Commerce

Severe weather expected for Upper Midwest on Wednesday

A potent storm system will bring a chance of severe thunderstorms to parts of the Upper Midwest on Wednesday and Wednesday night. Very large hail, damaging wind gusts, tornadoes and heavy rain are possible with these storms.
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Hazardous Weather Conditions

Current Conditions

Knox County

Zone Forecast

  • The Rest Of Tonight Mostly cloudy. Scattered showers and isolated thunderstorms. Areas of valley fog developing late. Lows in the upper 60s. Light winds. Chance of rain 30 percent.
  • Wednesday Partly cloudy. Isolated showers and thunderstorms in the morning. Humid. Highs in the mid 80s. Light winds. Chance of rain 20 percent.
  • Wednesday Night Mostly clear. Patchy dense valley fog developing late. Lows in the mid 60s. Light winds.
  • Thursday Partly cloudy. Highs in the upper 80s. Light winds.
  • Thursday Night Partly cloudy. Lows in the upper 60s. Light winds.
  • Friday Partly cloudy with a 40 percent chance of showers and thunderstorms. Highs in the upper 80s.
  • Friday Night Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 50 percent.
  • Saturday Mostly cloudy with showers and thunderstorms likely. Highs in the mid 80s. Chance of rain 60 percent.
  • Saturday Night Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 50 percent.
  • Sunday Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs around 80.
  • Sunday Night And Monday Mostly cloudy. Lows in the lower 60s. Highs in the lower 80s.
  • Monday Night Partly cloudy. Lows in the lower 60s.
  • Tuesday Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs in the lower 80s.