National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Hazardous Weather Conditions

Current Conditions

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3 Miles NW De Soto MO

7 Day Forecast

For More Weather Information:

Saint Louis, MO Local Forecast Office

Tonight

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

Low: 49 °F

Sunday

Showers Chance for Measurable Precipitation 100%

Showers

High: 58 °F

Sunday
Night

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 35 °F

Monday

Mostly Cloudy

Mostly
Cloudy

High: 43 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 25 °F

Tuesday

Sunny

Sunny

High: 40 °F

Tuesday
Night

Partly Cloudy

Partly
Cloudy

Low: 26 °F

Wednesday

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

High: 45 °F

Wednesday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 30 °F

Detailed Forecast

  • Tonight Showers likely, mainly before 9pm. Cloudy, with a low around 49. South wind around 9 mph. Chance of precipitation is 70%.
  • Sunday Showers, with thunderstorms also possible after 9am. High near 58. Southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
  • Sunday Night Rain likely. Cloudy, with a low around 35. South wind 7 to 14 mph becoming west in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 70%.
  • Monday Mostly cloudy, with a high near 43. West wind 11 to 16 mph, with gusts as high as 24 mph.
  • Monday Night Partly cloudy, with a low around 25. West wind 7 to 10 mph, with gusts as high as 21 mph.
  • Tuesday Sunny, with a high near 40.
  • Tuesday Night Partly cloudy, with a low around 26.
  • Wednesday A slight chance of rain and snow. Partly sunny, with a high near 45. Chance of precipitation is 20%.
  • Wednesday Night Mostly cloudy, with a low around 30.
  • Thanksgiving Day Mostly sunny, with a high near 45.
  • Thursday Night Mostly cloudy, with a low around 24.
  • Friday Mostly sunny, with a high near 37.
  • Friday Night Partly cloudy, with a low around 23.
  • Saturday Mostly sunny, with a high near 38.