National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Current Conditions

La Salle County

Zone Forecast

  • Rest Of Tonight Mostly cloudy. Scattered showers and isolated thunderstorms in the evening...then showers and thunderstorms likely after midnight. Lows around 70. Southwest winds around 10 mph in the evening becoming light and variable after midnight. Chance of precipitation 60 percent.
  • Thursday Partly sunny. Showers and thunderstorms likely in the morning...then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. South winds 10 to 15 mph. Chance of precipitation 60 percent.
  • Thursday Night Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows in the lower 70s. South winds around 10 mph.
  • Friday Partly sunny with a 30 percent chance of showers and thunderstorms. Highs around 90. Highest heat index readings 97 to 102 in the afternoon. Southwest winds around 10 mph.
  • Friday Night Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows in the lower 70s. West winds around 10 mph in the evening becoming light and variable after midnight.
  • Saturday Partly sunny with a 30 percent chance of showers and thunderstorms. Highs around 90.
  • Saturday Night Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the lower 70s.
  • Sunday Partly cloudy in the morning then clearing. Highs around 90.
  • Sunday Night Through Monday Night Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows in the upper 60s. Highs in the upper 80s.
  • Tuesday And Tuesday Night Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs in the mid 80s. Lows in the upper 60s.
  • Wednesday Mostly cloudy with a 40 percent chance of showers and thunderstorms. Highs in the mid 80s.