National Weather Service United States Department of Commerce

Severe storms and heavy rain possible from parts of Plains to Great Lakes on Labor Day

Isolated severe thunderstorms are forecast to develop on Labor Day along and ahead of a cold front from parts of the southern Great Lakes southwestward across Illinois and Missouri into southeast Kansas. Damaging winds, large hail and heavy rainfall will be possible with these storms.
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Hazardous Weather Conditions

Current Conditions

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Saint Louis MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Overnight

Partly Cloudy

Partly
Cloudy

Low: 74 °F

Labor
Day

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 90 °F

Monday
Night

Heavy Rain Chance for Measurable Precipitation 80%

Heavy
Rain

Low: 73 °F

Tuesday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 87 °F

Tuesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 71 °F

Wednesday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 89 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 74 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 93 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 74 °F

Detailed Forecast

  • Overnight Partly cloudy, with a low around 74. South wind around 7 mph.
  • Labor Day Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 90. South wind 7 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
  • Monday Night Occasional showers and thunderstorms. Some of the storms could produce heavy rainfall. Low around 73. Southwest wind 6 to 9 mph. Chance of precipitation is 80%.
  • Tuesday A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87. West wind around 7 mph.
  • Tuesday Night A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. Northeast wind around 5 mph becoming light and variable in the evening.
  • Wednesday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
  • Wednesday Night Partly cloudy, with a low around 74.
  • Thursday Mostly sunny, with a high near 93.
  • Thursday Night Partly cloudy, with a low around 74.
  • Friday A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
  • Friday Night A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
  • Saturday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
  • Saturday Night Mostly cloudy, with a low around 62.
  • Sunday Partly sunny, with a high near 78.