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

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Centreville IL

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Overnight

Partly Cloudy

Partly
Cloudy

Low: 73 °F

Thursday

Sunny

Sunny

High: 96 °F

Thursday
Night

Mostly Clear

Mostly
Clear

Low: 74 °F

Friday

Hot

Hot

High: 97 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 75 °F

Saturday

Hot

Hot

High: 97 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 73 °F

Sunday

Hot

Hot

High: 97 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 72 °F

Detailed Forecast

  • Overnight Partly cloudy, with a low around 73. Southwest wind around 6 mph.
  • Thursday Sunny, with a high near 96. Heat index values as high as 106. Southwest wind 5 to 10 mph.
  • Thursday Night Mostly clear, with a low around 74. Southwest wind around 7 mph.
  • Friday Sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind 6 to 8 mph.
  • Friday Night Mostly clear, with a low around 75. Southwest wind around 6 mph.
  • Saturday Sunny and hot, with a high near 97.
  • Saturday Night Mostly clear, with a low around 73.
  • Sunday Sunny and hot, with a high near 97.
  • Sunday Night Mostly clear, with a low around 72.
  • Monday Sunny, with a high near 93.
  • Monday Night Partly cloudy, with a low around 72.
  • Tuesday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
  • Tuesday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
  • Wednesday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.