National Weather Service United States Department of Commerce

Slight Risk of severe thunderstorms Saturday

Severe thunderstorms capable of producing damaging winds appear likely across parts of the upper Midwest, Ohio Valley and southern Great Lakes Saturday afternoon and evening. Marginally severe wind gusts and hail will also be possible across much of Kansas and southern Nebraska and in Pennsylvania, southern New York State and New Jersey Saturday afternoon.
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Current Conditions

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Saint Louis MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Overnight

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 22 °C

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 36 °C

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 24 °C

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 33 °C

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 19 °C

Monday

Sunny

Sunny

High: 27 °C

Monday
Night

Mostly Clear

Mostly
Clear

Low: 16 °C

Tuesday

Sunny

Sunny

High: 27 °C

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 17 °C

Detailed Forecast

  • Overnight A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 22. South wind 11 to 13 km/h.
  • Saturday A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 36. Heat index values as high as 40. Southwest wind 13 to 16 km/h.
  • Saturday Night A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 24. West wind 10 to 14 km/h becoming south in the evening.
  • Sunday A 40 percent chance of showers and thunderstorms, mainly before 8am. Mostly sunny, with a high near 33. Northwest wind 13 to 18 km/h increasing to 21 to 26 km/h in the afternoon.
  • Sunday Night A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 19. Northwest wind 19 to 24 km/h decreasing to 13 to 18 km/h after midnight.
  • Monday Sunny, with a high near 27.
  • Monday Night Mostly clear, with a low around 16.
  • Tuesday Sunny, with a high near 27.
  • Tuesday Night Mostly clear, with a low around 17.
  • Wednesday Mostly sunny, with a high near 28.
  • Wednesday Night Partly cloudy, with a low around 18.
  • Thursday A 20 percent chance of showers. Mostly sunny, with a high near 29.
  • Thursday Night A 20 percent chance of showers. Partly cloudy, with a low around 18.
  • Friday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 28.