National Weather Service United States Department of Commerce

Severe thunderstorms and heavy rain expected over parts of the mid-Mississippi and lower Ohio Valleys Saturday and Saturday night

The NWS Storm Prediction Center has issued a Moderate Risk of severe thunderstorms for Saturday and Saturday night across parts of the middle Mississippi and lower Ohio Valleys. Very large hail, strong wind gusts and a few tornadoes are expected in this area. Also, these storms could produce heavy rain that could lead to flash flooding, especially from central Indiana to southern Ohio.
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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

Today

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 98 °F

Tonight

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 77 °F

Sunday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 91 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 65 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 81 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 61 °F

Tuesday

Sunny

Sunny

High: 81 °F

Tuesday
Night

Mostly Clear

Mostly
Clear

Low: 61 °F

Wednesday

Sunny

Sunny

High: 82 °F

Detailed Forecast

  • Today A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 105. Southwest wind around 11 mph, with gusts as high as 20 mph.
  • Tonight A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. West wind 7 to 10 mph becoming south in the evening.
  • Sunday A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. Northwest wind 9 to 17 mph, with gusts as high as 26 mph.
  • Sunday Night Mostly clear, with a low around 65. Northwest wind 9 to 15 mph.
  • Monday Mostly sunny, with a high near 81. North wind 9 to 14 mph.
  • Monday Night Mostly clear, with a low around 61.
  • Tuesday Sunny, with a high near 81.
  • Tuesday Night Mostly clear, with a low around 61.
  • Wednesday Sunny, with a high near 82.
  • Wednesday Night Partly cloudy, with a low around 65.
  • Thursday A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
  • Thursday Night A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
  • Friday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.