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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Hazardous Weather Conditions

Current Conditions

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2 Miles NW Cahokia IL

7 Day Forecast

Saint Louis, MO

NWS Weather Forecast Office

Tonight

Partly Cloudy

Partly
Cloudy

Low: 59 °F

Monday

Thunderstorms Likely Chance for Measurable Precipitation 70%

Thunderstorms
Likely

High: 76 °F

Monday
Night

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

Low: 52 °F

Tuesday

Sunny

Sunny

High: 70 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 46 °F

Wednesday

Sunny

Sunny

High: 68 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 51 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 73 °F

Thursday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 52 °F

Detailed Forecast

  • Tonight Partly cloudy, with a low around 59. South wind around 6 mph.
  • Monday Showers and thunderstorms likely, mainly after 4pm. Cloudy, with a high near 76. Southwest wind 5 to 8 mph. Chance of precipitation is 70%.
  • Monday Night Showers and thunderstorms likely before 10pm. Cloudy during the early evening, then gradual clearing, with a low around 52. West wind 7 to 10 mph becoming northwest after midnight. Chance of precipitation is 60%.
  • Tuesday Sunny, with a high near 70. North wind 9 to 13 mph.
  • Tuesday Night Mostly clear, with a low around 46. North wind 6 to 10 mph becoming northeast after midnight.
  • Wednesday Sunny, with a high near 68.
  • Wednesday Night Partly cloudy, with a low around 51.
  • Thursday A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73.
  • Thursday Night A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52.
  • Friday Mostly sunny, with a high near 74.
  • Friday Night Partly cloudy, with a low around 49.
  • Saturday Mostly sunny, with a high near 68.
  • Saturday Night A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50.
  • Sunday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 69.

 

Additional Forecasts and Information

Zone Area Forecast for St. Clair County, IL